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authorAlyssa Ross <hi@alyssa.is>2019-09-08 00:46:04 +0000
committerAlyssa Ross <hi@alyssa.is>2019-09-16 22:13:21 +0000
commitafcf2d55332c5c01c2d989e9d010577d257cb6cc (patch)
treee1c816a271686b014a6403bcad7c57dd2ee4d9c7 /nixpkgs/pkgs/development/libraries
parent175b9acd282aaf65b5f354ea6e95c1348fe3daa3 (diff)
parent4e60699fa727e4a0f9a3e78948012f86da32cfef (diff)
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Merge commit '4e60699fa727e4a0f9a3e78948012f86da32cfef'
Diffstat (limited to 'nixpkgs/pkgs/development/libraries')
-rw-r--r--nixpkgs/pkgs/development/libraries/CoinMP/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/LASzip/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL2/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL2_gfx/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL2_image/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL2_mixer/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL2_net/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL2_ttf/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL_gfx/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL_image/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL_mixer/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL_net/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL_sixel/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL_sound/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL_stretch/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/SDL_ttf/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/abseil-cpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/accounts-qt/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/ace/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/adns/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/afflib/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/aften/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/alembic/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/alkimia/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/allegro/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/alure/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/amrwb/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/apache-activemq/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/appstream/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/appstream/qt.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/aqbanking/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/aqbanking/gwenhywfar.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/aqbanking/libchipcard.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/arb/default.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/armadillo/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/arrow-cpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/asio/generic.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/assimp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/at-spi2-atk/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/at-spi2-core/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/jamomacore/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/libbs2b/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/libgme/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/libmysofa/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/libsmf/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/lilv/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/lv2/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/lv2/unstable.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/lvtk/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/ntk/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/rtaudio/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/rtmidi/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/sratom/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/zita-alsa-pcmi/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/zita-convolver/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/audio/zita-resampler/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/avro-c++/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/avro-c/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/aws-sdk-cpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/babl/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/backward-cpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/bamf/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/beignet/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/biblesync/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/bobcat/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/boehm-gc/7.6.6.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/boehm-gc/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/boringssl/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/botan/generic.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/box2d/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/brigand/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/bullet/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/bullet/roboschool-fork.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/bulletml/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/bwidget/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/c-blosc/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/caf/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cairo/default.nix5
-rw-r--r--nixpkgs/pkgs/development/libraries/capnproto/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/capstone/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/catch/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/catch2/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cctz/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cddlib/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cdk/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cegui/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/celt/generic.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/ceres-solver/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cgui/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/check/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/chipmunk/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/chromaprint/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/cimg/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/cl/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/classads/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/clipper/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cln/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/cmark/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cmrt/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/codec2/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/concurrencykit/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/coprthr/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cpp-hocon/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cpp-ipfs-api/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cppcms/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/cppdb/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/cppunit/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/cpputest/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/cppzmq/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cre2/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/crypto++/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/csfml/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/ctpl/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/ctpp2/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/curlcpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/curlpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cutee/default.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/cutelyst/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cxx-prettyprint/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/cxxtools/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/cyrus-sasl/default.nix6
-rw-r--r--nixpkgs/pkgs/development/libraries/czmq/3.x.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/czmq/4.x.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/czmqpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/dbus-cplusplus/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/dbus-sharp-glib/dbus-sharp-glib-1.0.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/dbus-sharp-glib/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/dbus-sharp/dbus-sharp-1.0.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/dbus-sharp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/dbxml/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/dirac/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/dleyna-connector-dbus/default.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/dlib/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/docopt_cpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/double-conversion/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/drumstick/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/dssi/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/dxflib/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/dyncall/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/easyloggingpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/eccodes/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/eclib/default.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/editline/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/eigen/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/elementary-cmake-modules/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/embree/2.x.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/enchant/1.x.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/enchant/2.x.nix17
-rw-r--r--nixpkgs/pkgs/development/libraries/epoxy/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/exempi/default.nix16
-rw-r--r--nixpkgs/pkgs/development/libraries/exosip/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/faac/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/faad2/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/farbfeld/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/fastjson/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/fcgi/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/fdk-aac/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/fflas-ffpack/1.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/fflas-ffpack/default.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/ffmpeg-full/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/ffmpeg-sixel/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/ffmpeg/generic.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/ffmpegthumbnailer/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/ffms/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/filter-audio/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/flatbuffers/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/flint/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/fltk/1.4.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/fltk/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/fmt/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/folly/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/fontconfig-ultimate/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/fontconfig/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/fox/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/fox/fox-1.6.nix5
-rw-r--r--nixpkgs/pkgs/development/libraries/fplll/20160331.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/fplll/default.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/frame/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/freeglut/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/freenect/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/freetds/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/frei0r/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/fribidi/default.nix11
-rw-r--r--nixpkgs/pkgs/development/libraries/fstrcmp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/fstrm/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/gbenchmark/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/gcc/libstdc++/5.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/gd/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/gdal/2.4.0.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/gdal/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/gdal/gdal-1_11.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/gdata-sharp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/gdcm/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/gecode/3.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/gecode/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/geis/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/getdata/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/getdns/default.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/gettext/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/gf2x/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/gio-sharp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/givaro/3.7.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/givaro/3.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/givaro/default.nix1
-rw-r--r--nixpkgs/pkgs/development/libraries/gl2ps/default.nix4
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-rw-r--r--nixpkgs/pkgs/development/libraries/glfw/3.x.nix2
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-rw-r--r--nixpkgs/pkgs/development/libraries/globalarrays/default.nix3
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-rw-r--r--nixpkgs/pkgs/development/libraries/scriptaculous/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/serd/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/sfml/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/sfsexp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/shibboleth-sp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/silgraphite/graphite2.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/smarty3-i18n/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/smarty3/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/snappy/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/sonic/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/sord/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/spandsp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/spdk/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/speechd/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/spirv-headers/default.nix9
-rw-r--r--nixpkgs/pkgs/development/libraries/sqlcipher/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/sqlite/analyzer.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/sqlite/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/sqlite/sqlar.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/srt/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/srtp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/startup-notification/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/stb/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/strigi/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/stxxl/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/subunit/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/svrcore/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/swiften/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/sword/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/symengine/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/szip/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/tachyon/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/taglib-sharp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/tbb/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/tcllib/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/tcltls/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/termbox/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/theft/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/thrift/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/tinyxml-2/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/tinyxml/2.6.2.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/tix/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/tnt/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/tntdb/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/tntnet/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/torch-hdf5/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/torch/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/trompeloeil/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/tsocks/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/twolame/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/udns/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/udunits/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/uhttpmock/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/umockdev/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/unibilium/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/unicap/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/unicorn-emu/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/unittest-cpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/unixODBC/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/unixODBCDrivers/default.nix16
-rw-r--r--nixpkgs/pkgs/development/libraries/uriparser/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/usbredir/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/ustr/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/uthash/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/v8/3.14.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/v8/3.16.14.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/v8/5_x.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/v8/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/v8/plv8_6_x.nix8
-rw-r--r--nixpkgs/pkgs/development/libraries/vaapi-intel-hybrid/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/vaapi-intel/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/vapoursynth-mvtools/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/vc/0.7.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/vc/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/vcg/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/vid-stab/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/vigra/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/virglrenderer/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/vmime/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/vmmlib/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/volume-key/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/vrb/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/vsqlite/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/vulkan-headers/default.nix8
-rw-r--r--nixpkgs/pkgs/development/libraries/vulkan-loader/default.nix10
-rw-r--r--nixpkgs/pkgs/development/libraries/vulkan-loader/system-search-path.patch45
-rw-r--r--nixpkgs/pkgs/development/libraries/wavpack/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/wayland/1.9.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/wayland/protocols.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/wcslib/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/webkitgtk/2.4.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/webkitgtk/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/websocket++/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/wiredtiger/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/wolfssl/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/wt/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/wxSVG/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/wxsqlite3/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/wxsqliteplus/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/wxwidgets/2.8/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/wxwidgets/2.9/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/wxwidgets/3.0/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/wxwidgets/3.0/mac.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/wxwidgets/3.1/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/x265/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xalanc/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xapian/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/xapian/tools/omega/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xavs/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xcb-util-cursor/HEAD.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xercesc/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/xgboost/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xlslib/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xml-security-c/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/xml-tooling-c/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xmlsec/default.nix3
-rw-r--r--nixpkgs/pkgs/development/libraries/xsd/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xvidcore/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/xxHash/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/xylib/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/zeroc-ice/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/zeromq/4.x.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/zimlib/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/zlog/default.nix4
-rw-r--r--nixpkgs/pkgs/development/libraries/zmqpp/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/zxcvbn-c/default.nix2
-rw-r--r--nixpkgs/pkgs/development/libraries/zziplib/default.nix2
930 files changed, 2166 insertions, 2126 deletions
diff --git a/nixpkgs/pkgs/development/libraries/CoinMP/default.nix b/nixpkgs/pkgs/development/libraries/CoinMP/default.nix
index fbf9615f88a2..f251d2bed0c5 100644
--- a/nixpkgs/pkgs/development/libraries/CoinMP/default.nix
+++ b/nixpkgs/pkgs/development/libraries/CoinMP/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "CoinMP-${version}";
+  pname = "CoinMP";
   version = "1.8.4";
 
   src = fetchurl {
-    url = "https://www.coin-or.org/download/source/CoinMP/${name}.tgz";
+    url = "https://www.coin-or.org/download/source/CoinMP/${pname}-${version}.tgz";
     sha256 = "13d3j1sdcjzpijp4qks3n0zibk649ac3hhv88hkk8ffxrc6gnn9l";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/LASzip/default.nix b/nixpkgs/pkgs/development/libraries/LASzip/default.nix
index 9522038df6af..418900ddeeb5 100644
--- a/nixpkgs/pkgs/development/libraries/LASzip/default.nix
+++ b/nixpkgs/pkgs/development/libraries/LASzip/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "2.2.0";
-  name = "LASzip-${version}";
+  pname = "LASzip";
 
   src = fetchurl {
     url = "https://github.com/LASzip/LASzip/archive/v${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/SDL/default.nix b/nixpkgs/pkgs/development/libraries/SDL/default.nix
index a8d5d608f895..610f1b768f24 100644
--- a/nixpkgs/pkgs/development/libraries/SDL/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL/default.nix
@@ -14,11 +14,11 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name    = "SDL-${version}";
+  pname = "SDL";
   version = "1.2.15";
 
   src = fetchurl {
-    url    = "https://www.libsdl.org/release/${name}.tar.gz";
+    url    = "https://www.libsdl.org/release/${pname}-${version}.tar.gz";
     sha256 = "005d993xcac8236fpvd1iawkz4wqjybkpn8dbwaliqz5jfkidlyn";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL2/default.nix b/nixpkgs/pkgs/development/libraries/SDL2/default.nix
index 94aca192852d..d538a0969b04 100644
--- a/nixpkgs/pkgs/development/libraries/SDL2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL2/default.nix
@@ -23,11 +23,11 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "SDL2-${version}";
+  pname = "SDL2";
   version = "2.0.9";
 
   src = fetchurl {
-    url = "https://www.libsdl.org/release/${name}.tar.gz";
+    url = "https://www.libsdl.org/release/${pname}-${version}.tar.gz";
     sha256 = "1c94ndagzkdfqaa838yqg589p1nnqln8mv0hpwfhrkbfczf8cl95";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL2_gfx/default.nix b/nixpkgs/pkgs/development/libraries/SDL2_gfx/default.nix
index 803cc97a8ae8..d57bb6cbc940 100644
--- a/nixpkgs/pkgs/development/libraries/SDL2_gfx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL2_gfx/default.nix
@@ -1,12 +1,11 @@
 { stdenv, darwin, fetchurl, SDL2 }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "SDL2_gfx";
   version = "1.0.4";
 
   src = fetchurl {
-    url = "http://www.ferzkopp.net/Software/${pname}/${name}.tar.gz";
+    url = "http://www.ferzkopp.net/Software/${pname}/${pname}-${version}.tar.gz";
     sha256 = "0qk2ax7f7grlxb13ba0ll3zlm8780s7j8fmrhlpxzjgdvldf1q33";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL2_image/default.nix b/nixpkgs/pkgs/development/libraries/SDL2_image/default.nix
index ba33b1fbc1de..326d9d66264d 100644
--- a/nixpkgs/pkgs/development/libraries/SDL2_image/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL2_image/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, SDL2, libpng, libjpeg, libtiff, libungif, libwebp, libXpm, zlib, Foundation }:
 
 stdenv.mkDerivation rec {
-  name = "SDL2_image-${version}";
+  pname = "SDL2_image";
   version = "2.0.5";
 
   src = fetchurl {
-    url = "https://www.libsdl.org/projects/SDL_image/release/${name}.tar.gz";
+    url = "https://www.libsdl.org/projects/SDL_image/release/${pname}-${version}.tar.gz";
     sha256 = "1l0864kas9cwpp2d32yxl81g98lx40dhbdp03dz7sbv84vhgdmdx";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL2_mixer/default.nix b/nixpkgs/pkgs/development/libraries/SDL2_mixer/default.nix
index 61e15d621bcd..826cf793cd2e 100644
--- a/nixpkgs/pkgs/development/libraries/SDL2_mixer/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL2_mixer/default.nix
@@ -4,11 +4,11 @@
 , enableNativeMidi ? false, fluidsynth ? null }:
 
 stdenv.mkDerivation rec {
-  name = "SDL2_mixer-${version}";
+  pname = "SDL2_mixer";
   version = "2.0.4";
 
   src = fetchurl {
-    url = "https://www.libsdl.org/projects/SDL_mixer/release/${name}.tar.gz";
+    url = "https://www.libsdl.org/projects/SDL_mixer/release/${pname}-${version}.tar.gz";
     sha256 = "0694vsz5bjkcdgfdra6x9fq8vpzrl8m6q96gh58df7065hw5mkxl";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL2_net/default.nix b/nixpkgs/pkgs/development/libraries/SDL2_net/default.nix
index 1cb74ac1b2d3..309102e70b5e 100644
--- a/nixpkgs/pkgs/development/libraries/SDL2_net/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL2_net/default.nix
@@ -1,11 +1,11 @@
 { stdenv, darwin, fetchurl, SDL2 }:
 
 stdenv.mkDerivation rec {
-  name = "SDL2_net-${version}";
+  pname = "SDL2_net";
   version = "2.0.1";
 
   src = fetchurl {
-    url = "https://www.libsdl.org/projects/SDL_net/release/${name}.tar.gz";
+    url = "https://www.libsdl.org/projects/SDL_net/release/${pname}-${version}.tar.gz";
     sha256 = "08cxc1bicmyk89kiks7izw1rlx5ng5n6xpy8fy0zxni3b9z8mkhm";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL2_ttf/default.nix b/nixpkgs/pkgs/development/libraries/SDL2_ttf/default.nix
index b219922223fb..50e47bc1d362 100644
--- a/nixpkgs/pkgs/development/libraries/SDL2_ttf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL2_ttf/default.nix
@@ -1,11 +1,11 @@
 { stdenv, darwin, fetchurl, SDL2, freetype, libGL }:
 
 stdenv.mkDerivation rec {
-  name = "SDL2_ttf-${version}";
+  pname = "SDL2_ttf";
   version = "2.0.15";
 
   src = fetchurl {
-    url = "https://www.libsdl.org/projects/SDL_ttf/release/${name}.tar.gz";
+    url = "https://www.libsdl.org/projects/SDL_ttf/release/${pname}-${version}.tar.gz";
     sha256 = "0cyd48dipc0m399qy8s03lci8b0bpiy8xlkvrm2ia7wcv0dfpv59";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL_gfx/default.nix b/nixpkgs/pkgs/development/libraries/SDL_gfx/default.nix
index 68c8c16ed4e8..74a31d946874 100644
--- a/nixpkgs/pkgs/development/libraries/SDL_gfx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL_gfx/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, SDL }:
 
 stdenv.mkDerivation rec {
-  name = "SDL_gfx-${version}";
+  pname = "SDL_gfx";
   version = "2.0.26";
 
   src = fetchurl {
-    url = "https://www.ferzkopp.net/Software/SDL_gfx-2.0/${name}.tar.gz";
+    url = "https://www.ferzkopp.net/Software/SDL_gfx-2.0/${pname}-${version}.tar.gz";
     sha256 = "0ijljhs0v99dj6y27hc10z6qchyp8gdp4199y6jzngy6dzxlzsvw";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL_image/default.nix b/nixpkgs/pkgs/development/libraries/SDL_image/default.nix
index 961a0a7f5aab..8e3078563e2b 100644
--- a/nixpkgs/pkgs/development/libraries/SDL_image/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL_image/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, fetchpatch, SDL, libpng, libjpeg, libtiff, libungif, libXpm }:
 
 stdenv.mkDerivation rec {
-  name = "SDL_image-${version}";
+  pname = "SDL_image";
   version = "1.2.12";
 
   src = fetchurl {
-    url    = "https://www.libsdl.org/projects/SDL_image/release/${name}.tar.gz";
+    url    = "https://www.libsdl.org/projects/SDL_image/release/${pname}-${version}.tar.gz";
     sha256 = "16an9slbb8ci7d89wakkmyfvp7c0cval8xw4hkg0842nhhlp540b";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL_mixer/default.nix b/nixpkgs/pkgs/development/libraries/SDL_mixer/default.nix
index 887319062be9..427439f496e9 100644
--- a/nixpkgs/pkgs/development/libraries/SDL_mixer/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL_mixer/default.nix
@@ -3,10 +3,9 @@
 stdenv.mkDerivation rec {
   pname   = "SDL_mixer";
   version = "1.2.12";
-  name    = "${pname}-${version}";
 
   src = fetchurl {
-    url    = "http://www.libsdl.org/projects/${pname}/release/${name}.tar.gz";
+    url    = "http://www.libsdl.org/projects/${pname}/release/${pname}-${version}.tar.gz";
     sha256 = "0alrhqgm40p4c92s26mimg9cm1y7rzr6m0p49687jxd9g6130i0n";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL_net/default.nix b/nixpkgs/pkgs/development/libraries/SDL_net/default.nix
index f1c5a5462d11..6ac91a6d129d 100644
--- a/nixpkgs/pkgs/development/libraries/SDL_net/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL_net/default.nix
@@ -4,10 +4,8 @@ stdenv.mkDerivation rec {
   pname = "SDL_net";
   version = "1.2.8";
 
-  name = "${pname}-${version}";
-
   src = fetchurl {
-    url = "http://www.libsdl.org/projects/SDL_net/release/${name}.tar.gz";
+    url = "http://www.libsdl.org/projects/SDL_net/release/${pname}-${version}.tar.gz";
     sha256 = "1d5c9xqlf4s1c01gzv6cxmg0r621pq9kfgxcg3197xw4p25pljjz";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL_sixel/default.nix b/nixpkgs/pkgs/development/libraries/SDL_sixel/default.nix
index 6279bfcb4286..7b8fb67a30f1 100644
--- a/nixpkgs/pkgs/development/libraries/SDL_sixel/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL_sixel/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, pkgconfig, libsixel }:
 
 stdenv.mkDerivation rec {
-  name    = "SDL_sixel-${version}";
+  pname = "SDL_sixel";
   version = "1.2-nightly";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/SDL_sound/default.nix b/nixpkgs/pkgs/development/libraries/SDL_sound/default.nix
index 0e717c530357..94534ecd6999 100644
--- a/nixpkgs/pkgs/development/libraries/SDL_sound/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL_sound/default.nix
@@ -1,11 +1,11 @@
 { stdenv, lib, fetchurl, SDL, libvorbis, flac, libmikmod }:
 
 stdenv.mkDerivation rec {
-  name = "SDL_sound-${version}";
+  pname = "SDL_sound";
   version = "1.0.3";
 
   src = fetchurl {
-    url = "https://icculus.org/SDL_sound/downloads/${name}.tar.gz";
+    url = "https://icculus.org/SDL_sound/downloads/${pname}-${version}.tar.gz";
     sha256 = "1pz6g56gcy7pmmz3hhych3iq9jvinml2yjz15fjqjlj8pc5zv69r";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL_stretch/default.nix b/nixpkgs/pkgs/development/libraries/SDL_stretch/default.nix
index 7f276387c834..9695d51ed897 100644
--- a/nixpkgs/pkgs/development/libraries/SDL_stretch/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL_stretch/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, SDL }:
 
 stdenv.mkDerivation rec {
-  name = "SDL_stretch-${version}";
+  pname = "SDL_stretch";
   version = "0.3.1";
 
   src = fetchurl {
-    url = "mirror://sourceforge/sdl-stretch/${version}/${name}.tar.bz2";
+    url = "mirror://sourceforge/sdl-stretch/${version}/${pname}-${version}.tar.bz2";
     sha256 = "1mzw68sn4yxbp8429jg2h23h8xw2qjid51z1f5pdsghcn3x0pgvw";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/SDL_ttf/default.nix b/nixpkgs/pkgs/development/libraries/SDL_ttf/default.nix
index cf6b53021f79..96b60b1061fd 100644
--- a/nixpkgs/pkgs/development/libraries/SDL_ttf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/SDL_ttf/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, fetchpatch, SDL, freetype }:
 
 stdenv.mkDerivation rec {
-  name = "SDL_ttf-${version}";
+  pname = "SDL_ttf";
   version = "2.0.11";
 
   src = fetchurl {
-    url = "https://www.libsdl.org/projects/SDL_ttf/release/${name}.tar.gz";
+    url = "https://www.libsdl.org/projects/SDL_ttf/release/${pname}-${version}.tar.gz";
     sha256 = "1dydxd4f5kb1288i5n5568kdk2q7f8mqjr7i7sd33nplxjaxhk3j";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/abseil-cpp/default.nix b/nixpkgs/pkgs/development/libraries/abseil-cpp/default.nix
index 4e1da8666227..5795d0baa624 100644
--- a/nixpkgs/pkgs/development/libraries/abseil-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/abseil-cpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "abseil-cpp-${version}";
+  pname = "abseil-cpp";
   date = "20190322";
   rev = "eab2078b53c9e3d9d240135c09d27e3393acb50a";
   version = "${date}-${rev}";
diff --git a/nixpkgs/pkgs/development/libraries/accounts-qt/default.nix b/nixpkgs/pkgs/development/libraries/accounts-qt/default.nix
index a50c92924e9a..0aace12569a5 100644
--- a/nixpkgs/pkgs/development/libraries/accounts-qt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/accounts-qt/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitLab, doxygen, glib, libaccounts-glib, pkgconfig, qtbase, qmake }:
 
 stdenv.mkDerivation rec {
-  name = "accounts-qt-${version}";
+  pname = "accounts-qt";
   version = "1.15";
 
   src = fetchFromGitLab {
diff --git a/nixpkgs/pkgs/development/libraries/ace/default.nix b/nixpkgs/pkgs/development/libraries/ace/default.nix
index 75c942d4d487..04ab13314755 100644
--- a/nixpkgs/pkgs/development/libraries/ace/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ace/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, pkgconfig, libtool, perl }:
 
 stdenv.mkDerivation rec {
-  name = "ace-${version}";
+  pname = "ace";
   version = "6.5.6";
 
   src = fetchurl {
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
 
   patchPhase = ''substituteInPlace ./MPC/prj_install.pl \
     --replace /usr/bin/perl "${perl}/bin/perl"'';
-  
+
   preConfigure = ''
     export INSTALL_PREFIX=$out
     export ACE_ROOT=$(pwd)
diff --git a/nixpkgs/pkgs/development/libraries/adns/default.nix b/nixpkgs/pkgs/development/libraries/adns/default.nix
index 76e49768d53d..c9797b31eaa9 100644
--- a/nixpkgs/pkgs/development/libraries/adns/default.nix
+++ b/nixpkgs/pkgs/development/libraries/adns/default.nix
@@ -4,7 +4,8 @@ let
   version = "1.5.1";
 in
 stdenv.mkDerivation {
-  name = "adns-${version}";
+  pname = "adns";
+  inherit version;
 
   src = fetchurl {
     urls = [
diff --git a/nixpkgs/pkgs/development/libraries/afflib/default.nix b/nixpkgs/pkgs/development/libraries/afflib/default.nix
index 5170e384f77b..f0d87c811330 100644
--- a/nixpkgs/pkgs/development/libraries/afflib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/afflib/default.nix
@@ -4,7 +4,7 @@
 
 stdenv.mkDerivation rec {
   version = "3.7.18";
-  name = "afflib-${version}";
+  pname = "afflib";
 
   src = fetchFromGitHub {
     owner = "sshock";
diff --git a/nixpkgs/pkgs/development/libraries/aften/default.nix b/nixpkgs/pkgs/development/libraries/aften/default.nix
index 22e91ee61d7a..a1d4c2259091 100644
--- a/nixpkgs/pkgs/development/libraries/aften/default.nix
+++ b/nixpkgs/pkgs/development/libraries/aften/default.nix
@@ -1,10 +1,10 @@
 { stdenv, fetchurl, cmake }:
 
 stdenv.mkDerivation rec {
-	name = "aften-${version}";
+	pname = "aften";
 	version = "0.0.8";
 	src = fetchurl {
-		url = "mirror://sourceforge/aften/${name}.tar.bz2";
+		url = "mirror://sourceforge/aften/${pname}-${version}.tar.bz2";
 		sha256 = "02hc5x9vkgng1v9bzvza9985ifrjd7fjr7nlpvazp4mv6dr89k47";
 	};
 
diff --git a/nixpkgs/pkgs/development/libraries/alembic/default.nix b/nixpkgs/pkgs/development/libraries/alembic/default.nix
index 5c25da920556..1e9496c1a1cc 100644
--- a/nixpkgs/pkgs/development/libraries/alembic/default.nix
+++ b/nixpkgs/pkgs/development/libraries/alembic/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec
 {
-  name = "alembic-${version}";
+  pname = "alembic";
   version = "1.7.11";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/alkimia/default.nix b/nixpkgs/pkgs/development/libraries/alkimia/default.nix
index f98c8fa480e1..407aa557ea2e 100644
--- a/nixpkgs/pkgs/development/libraries/alkimia/default.nix
+++ b/nixpkgs/pkgs/development/libraries/alkimia/default.nix
@@ -4,11 +4,11 @@
 }:
 
 mkDerivation rec {
-  name = "alkimia-${version}";
+  pname = "alkimia";
   version = "8.0.1";
 
   src = fetchurl {
-    url = "mirror://kde/stable/alkimia/${version}/${name}.tar.xz";
+    url = "mirror://kde/stable/alkimia/${version}/${pname}-${version}.tar.xz";
     sha256 = "059i6vn36sdq5zn2vqzh4asvvgdgs7n478nk9phvb5gdys01fq7m";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/allegro/default.nix b/nixpkgs/pkgs/development/libraries/allegro/default.nix
index eca32b740e35..6b44ec1b598a 100644
--- a/nixpkgs/pkgs/development/libraries/allegro/default.nix
+++ b/nixpkgs/pkgs/development/libraries/allegro/default.nix
@@ -4,11 +4,11 @@
 , libXxf86vm, openal, libGLU_combined }:
 
 stdenv.mkDerivation rec {
-  name = "allegro-${version}";
+  pname = "allegro";
   version="4.4.2";
 
   src = fetchurl {
-    url = "https://github.com/liballeg/allegro5/releases/download/${version}/${name}.tar.gz";
+    url = "https://github.com/liballeg/allegro5/releases/download/${version}/${pname}-${version}.tar.gz";
     sha256 = "1p0ghkmpc4kwij1z9rzxfv7adnpy4ayi0ifahlns1bdzgmbyf88v";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/alure/default.nix b/nixpkgs/pkgs/development/libraries/alure/default.nix
index 95828c44f851..a4f3b714e1cb 100644
--- a/nixpkgs/pkgs/development/libraries/alure/default.nix
+++ b/nixpkgs/pkgs/development/libraries/alure/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake, openal }:
 
 stdenv.mkDerivation rec {
-  name = "alure-${version}";
+  pname = "alure";
   version = "1.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/amrwb/default.nix b/nixpkgs/pkgs/development/libraries/amrwb/default.nix
index 15331c22599b..7525b3baab09 100644
--- a/nixpkgs/pkgs/development/libraries/amrwb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/amrwb/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, unzip }:
 
 stdenv.mkDerivation rec {
-  name = "amrwb-${version}";
+  pname = "amrwb";
   version = "11.0.0.0";
 
   srcAmr = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/apache-activemq/default.nix b/nixpkgs/pkgs/development/libraries/apache-activemq/default.nix
index fc79cae36f83..9fc11555b697 100644
--- a/nixpkgs/pkgs/development/libraries/apache-activemq/default.nix
+++ b/nixpkgs/pkgs/development/libraries/apache-activemq/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "apache-activemq-${version}";
+  pname = "apache-activemq";
   version = "5.14.5";
 
   src = fetchurl {
     sha256 = "0vm8z7rxb9n10xg5xjahy357704fw3q477hmpb83kd1zrc633g54";
-    url = "mirror://apache/activemq/${version}/${name}-bin.tar.gz";
+    url = "mirror://apache/activemq/${version}/${pname}-${version}-bin.tar.gz";
   };
 
   phases = [ "unpackPhase" "installPhase" ];
diff --git a/nixpkgs/pkgs/development/libraries/appstream/default.nix b/nixpkgs/pkgs/development/libraries/appstream/default.nix
index 429da8de8350..62d72844386f 100644
--- a/nixpkgs/pkgs/development/libraries/appstream/default.nix
+++ b/nixpkgs/pkgs/development/libraries/appstream/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "appstream-${version}";
+  pname = "appstream";
   version = "0.12.6";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/appstream/qt.nix b/nixpkgs/pkgs/development/libraries/appstream/qt.nix
index 0013764d7791..307f57d20cf5 100644
--- a/nixpkgs/pkgs/development/libraries/appstream/qt.nix
+++ b/nixpkgs/pkgs/development/libraries/appstream/qt.nix
@@ -3,7 +3,7 @@
 # TODO: look into using the libraries from the regular appstream derivation as we keep duplicates here
 
 stdenv.mkDerivation rec {
-  name = "appstream-qt-${version}";
+  pname = "appstream-qt";
   inherit (appstream) version src prePatch;
 
   buildInputs = appstream.buildInputs ++ [ appstream qtbase ];
diff --git a/nixpkgs/pkgs/development/libraries/aqbanking/default.nix b/nixpkgs/pkgs/development/libraries/aqbanking/default.nix
index b26291469e75..8be98f061a84 100644
--- a/nixpkgs/pkgs/development/libraries/aqbanking/default.nix
+++ b/nixpkgs/pkgs/development/libraries/aqbanking/default.nix
@@ -5,14 +5,14 @@
 let
   inherit ((import ./sources.nix).aqbanking) sha256 releaseId version;
 in stdenv.mkDerivation rec {
-  name = "aqbanking-${version}";
+  pname = "aqbanking";
   inherit version;
 
   src = let
     qstring = "package=03&release=${releaseId}&file=02";
     mkURLs = map (base: "${base}/sites/download/download.php?${qstring}");
   in fetchurl {
-    name = "${name}.tar.gz";
+    name = "${pname}-${version}.tar.gz";
     urls = mkURLs [ "http://www.aquamaniac.de" "http://www2.aquamaniac.de" ];
     inherit sha256;
   };
diff --git a/nixpkgs/pkgs/development/libraries/aqbanking/gwenhywfar.nix b/nixpkgs/pkgs/development/libraries/aqbanking/gwenhywfar.nix
index bb337e471cfc..061ed77849f4 100644
--- a/nixpkgs/pkgs/development/libraries/aqbanking/gwenhywfar.nix
+++ b/nixpkgs/pkgs/development/libraries/aqbanking/gwenhywfar.nix
@@ -13,14 +13,14 @@
 let
   inherit ((import ./sources.nix).gwenhywfar) sha256 releaseId version;
 in stdenv.mkDerivation rec {
-  name = "gwenhywfar-${version}";
+  pname = "gwenhywfar";
   inherit version;
 
   src = let
     qstring = "package=01&release=${releaseId}&file=02";
     mkURLs = map (base: "${base}/sites/download/download.php?${qstring}");
   in fetchurl {
-    name = "${name}.tar.gz";
+    name = "${pname}-${version}.tar.gz";
     urls = mkURLs [ "http://www.aquamaniac.de" "http://www2.aquamaniac.de" ];
     inherit sha256;
   };
diff --git a/nixpkgs/pkgs/development/libraries/aqbanking/libchipcard.nix b/nixpkgs/pkgs/development/libraries/aqbanking/libchipcard.nix
index 9a0b70e0d97f..23c300ab48a3 100644
--- a/nixpkgs/pkgs/development/libraries/aqbanking/libchipcard.nix
+++ b/nixpkgs/pkgs/development/libraries/aqbanking/libchipcard.nix
@@ -3,14 +3,14 @@
 let
   inherit ((import ./sources.nix).libchipcard) sha256 releaseId version;
 in stdenv.mkDerivation rec {
-  name = "libchipcard-${version}";
+  pname = "libchipcard";
   inherit version;
 
   src = let
     qstring = "package=02&release=${releaseId}&file=01";
     mkURLs = map (base: "${base}/sites/download/download.php?${qstring}");
   in fetchurl {
-    name = "${name}.tar.gz";
+    name = "${pname}-${version}.tar.gz";
     urls = mkURLs [ "http://www.aquamaniac.de" "http://www2.aquamaniac.de" ];
     inherit sha256;
   };
diff --git a/nixpkgs/pkgs/development/libraries/arb/default.nix b/nixpkgs/pkgs/development/libraries/arb/default.nix
index eb58003a5f63..ac67a101bc58 100644
--- a/nixpkgs/pkgs/development/libraries/arb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/arb/default.nix
@@ -1,6 +1,5 @@
 {stdenv, fetchFromGitHub, mpir, gmp, mpfr, flint}:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "arb";
   version = "2.16.0";
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/armadillo/default.nix b/nixpkgs/pkgs/development/libraries/armadillo/default.nix
index 3b93a351f7f9..127c2f3ae311 100644
--- a/nixpkgs/pkgs/development/libraries/armadillo/default.nix
+++ b/nixpkgs/pkgs/development/libraries/armadillo/default.nix
@@ -1,8 +1,8 @@
 { stdenv, fetchurl, cmake, openblasCompat, superlu, hdf5 }:
 
 stdenv.mkDerivation rec {
+  pname = "armadillo";
   version = "9.600.6";
-  name = "armadillo-${version}";
 
   src = fetchurl {
     url = "mirror://sourceforge/arma/armadillo-${version}.tar.xz";
diff --git a/nixpkgs/pkgs/development/libraries/arrow-cpp/default.nix b/nixpkgs/pkgs/development/libraries/arrow-cpp/default.nix
index 7660ea81eaf8..f763f98799d0 100644
--- a/nixpkgs/pkgs/development/libraries/arrow-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/arrow-cpp/default.nix
@@ -10,7 +10,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "arrow-cpp-${version}";
+  pname = "arrow-cpp";
   version = "0.14.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/asio/generic.nix b/nixpkgs/pkgs/development/libraries/asio/generic.nix
index 72305cb633fb..b8d166507a90 100644
--- a/nixpkgs/pkgs/development/libraries/asio/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/asio/generic.nix
@@ -5,7 +5,8 @@
 with stdenv.lib;
 
 stdenv.mkDerivation {
-  name = "asio-${version}";
+  pname = "asio";
+  inherit version;
 
   src = fetchurl {
     url = "mirror://sourceforge/asio/asio-${version}.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/assimp/default.nix b/nixpkgs/pkgs/development/libraries/assimp/default.nix
index 24e06b0d65a9..d5a98b0ce92e 100644
--- a/nixpkgs/pkgs/development/libraries/assimp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/assimp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, boost, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "assimp-${version}";
+  pname = "assimp";
   version = "4.1.0";
 
   src = fetchFromGitHub{
diff --git a/nixpkgs/pkgs/development/libraries/at-spi2-atk/default.nix b/nixpkgs/pkgs/development/libraries/at-spi2-atk/default.nix
index 2268d4389026..a805949bf119 100644
--- a/nixpkgs/pkgs/development/libraries/at-spi2-atk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/at-spi2-atk/default.nix
@@ -16,12 +16,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "at-spi2-atk";
   version = "2.32.0";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "0p54wx6f6q7s8w0b1j0sgw87pikllp79q5g3lfiwqazs779ycl8b";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/at-spi2-core/default.nix b/nixpkgs/pkgs/development/libraries/at-spi2-core/default.nix
index 47c8c090d08f..7adc84f47861 100644
--- a/nixpkgs/pkgs/development/libraries/at-spi2-core/default.nix
+++ b/nixpkgs/pkgs/development/libraries/at-spi2-core/default.nix
@@ -17,12 +17,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "at-spi2-core";
   version = "2.32.1";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "0lqd7gsl471v6538iighkvb21gjglcb9pklvas32rjpsxcvsjaiw";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/audio/jamomacore/default.nix b/nixpkgs/pkgs/development/libraries/audio/jamomacore/default.nix
index b79d85bcd7c9..02409d6ace06 100644
--- a/nixpkgs/pkgs/development/libraries/audio/jamomacore/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/jamomacore/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.0-beta.1";
-  name = "JamomaCore-${version}";
+  pname = "JamomaCore";
 
   src = fetchFromGitHub {
     owner = "jamoma";
diff --git a/nixpkgs/pkgs/development/libraries/audio/libbs2b/default.nix b/nixpkgs/pkgs/development/libraries/audio/libbs2b/default.nix
index 3a4c363e23c8..2fde40327e96 100644
--- a/nixpkgs/pkgs/development/libraries/audio/libbs2b/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/libbs2b/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, libsndfile }:
 
 stdenv.mkDerivation rec {
-  name = "libbs2b-${version}";
+  pname = "libbs2b";
   version = "3.1.0";
 
   src = fetchurl {
-    url = "mirror://sourceforge/bs2b/${name}.tar.bz2";
+    url = "mirror://sourceforge/bs2b/${pname}-${version}.tar.bz2";
     sha256 = "0vz442kkjn2h0dlxppzi4m5zx8qfyrivq581n06xzvnyxi5rg6a7";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/audio/libgme/default.nix b/nixpkgs/pkgs/development/libraries/audio/libgme/default.nix
index ac6f0470a0a8..b8f1a5c088ac 100644
--- a/nixpkgs/pkgs/development/libraries/audio/libgme/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/libgme/default.nix
@@ -2,7 +2,8 @@
 let
   version = "0.6.2";
 in stdenv.mkDerivation {
-  name = "libgme-${version}";
+  pname = "libgme";
+  inherit version;
 
   meta = with stdenv.lib; {
     description = "A collection of video game music chip emulators";
diff --git a/nixpkgs/pkgs/development/libraries/audio/libmysofa/default.nix b/nixpkgs/pkgs/development/libraries/audio/libmysofa/default.nix
index 0f9f5f5aac68..0e0f0c5d425d 100644
--- a/nixpkgs/pkgs/development/libraries/audio/libmysofa/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/libmysofa/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "libmysofa-${version}";
+  pname = "libmysofa";
   version = "0.7";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/audio/libsmf/default.nix b/nixpkgs/pkgs/development/libraries/audio/libsmf/default.nix
index fe0e0854a327..1c5a5302d71c 100644
--- a/nixpkgs/pkgs/development/libraries/audio/libsmf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/libsmf/default.nix
@@ -2,9 +2,9 @@
 
 stdenv.mkDerivation rec {
   version = "1.3";
-  name = "libsmf-${version}";
+  pname = "libsmf";
   src = fetchurl {
-    url = "https://github.com/stump/libsmf/archive/${name}.tar.gz";
+    url = "https://github.com/stump/libsmf/archive/${pname}-${version}.tar.gz";
     sha256 = "1527pcc1vd0l5iks2yw8m0bymcrnih2md5465lwpzw0wgy4rky7n";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/audio/lilv/default.nix b/nixpkgs/pkgs/development/libraries/audio/lilv/default.nix
index 373d50a0a434..04752fd29519 100644
--- a/nixpkgs/pkgs/development/libraries/audio/lilv/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/lilv/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, lv2, pkgconfig, python, serd, sord, sratom, wafHook }:
 
 stdenv.mkDerivation rec {
-  name = "lilv-${version}";
+  pname = "lilv";
   version = "0.24.4";
 
   src = fetchurl {
-    url = "https://download.drobilla.net/${name}.tar.bz2";
+    url = "https://download.drobilla.net/${pname}-${version}.tar.bz2";
     sha256 = "0f24cd7wkk5l969857g2ydz2kjjrkvvddg1g87xzzs78lsvq8fy3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/audio/lv2/default.nix b/nixpkgs/pkgs/development/libraries/audio/lv2/default.nix
index d026dd258bc7..50593cab6476 100644
--- a/nixpkgs/pkgs/development/libraries/audio/lv2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/lv2/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, gtk2, libsndfile, pkgconfig, python, wafHook }:
 
 stdenv.mkDerivation rec {
-  name = "lv2-${version}";
+  pname = "lv2";
   version = "1.16.0";
 
   src = fetchurl {
-    url = "http://lv2plug.in/spec/${name}.tar.bz2";
+    url = "http://lv2plug.in/spec/${pname}-${version}.tar.bz2";
     sha256 = "1ppippbpdpv13ibs06b0bixnazwfhiw0d0ja6hx42jnkgdyp5hyy";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/audio/lv2/unstable.nix b/nixpkgs/pkgs/development/libraries/audio/lv2/unstable.nix
index 81cc868f52ca..978376eb4fa7 100644
--- a/nixpkgs/pkgs/development/libraries/audio/lv2/unstable.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/lv2/unstable.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchgit, gtk2, libsndfile, pkgconfig, python, wafHook }:
 
 stdenv.mkDerivation rec {
-  name = "lv2-unstable-${version}";
+  pname = "lv2-unstable";
   version = "2017-07-08";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/audio/lvtk/default.nix b/nixpkgs/pkgs/development/libraries/audio/lvtk/default.nix
index 78763ca29e2a..826c36db1a63 100644
--- a/nixpkgs/pkgs/development/libraries/audio/lvtk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/lvtk/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, boost, gtkmm2, lv2, pkgconfig, python, wafHook }:
 
 stdenv.mkDerivation rec {
-  name = "lvtk-${version}";
+  pname = "lvtk";
   version = "1.2.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/audio/ntk/default.nix b/nixpkgs/pkgs/development/libraries/audio/ntk/default.nix
index ddd3940098a4..7cb151e4203f 100644
--- a/nixpkgs/pkgs/development/libraries/audio/ntk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/ntk/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cairo, libjpeg, libXft, pkgconfig, python2, wafHook }:
 
 stdenv.mkDerivation rec {
-  name = "ntk-${version}";
+  pname = "ntk";
   version = "1.3.1000";
   src = fetchFromGitHub {
     owner = "original-male";
diff --git a/nixpkgs/pkgs/development/libraries/audio/rtaudio/default.nix b/nixpkgs/pkgs/development/libraries/audio/rtaudio/default.nix
index 2adec665e1c0..dad36209ed8d 100644
--- a/nixpkgs/pkgs/development/libraries/audio/rtaudio/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/rtaudio/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "5.1.0";
-  name = "rtaudio-${version}";
+  pname = "rtaudio";
 
   src = fetchFromGitHub {
     owner = "thestk";
diff --git a/nixpkgs/pkgs/development/libraries/audio/rtmidi/default.nix b/nixpkgs/pkgs/development/libraries/audio/rtmidi/default.nix
index 41bb9ca9f11b..6cd7d06da9df 100644
--- a/nixpkgs/pkgs/development/libraries/audio/rtmidi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/rtmidi/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "4.0.0";
-  name = "rtmidi-${version}";
+  pname = "rtmidi";
 
   src = fetchFromGitHub {
     owner = "thestk";
diff --git a/nixpkgs/pkgs/development/libraries/audio/sratom/default.nix b/nixpkgs/pkgs/development/libraries/audio/sratom/default.nix
index 09a6230184af..21d6cdfb5d4d 100644
--- a/nixpkgs/pkgs/development/libraries/audio/sratom/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/sratom/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, lv2, pkgconfig, python, serd, sord, wafHook }:
 
 stdenv.mkDerivation rec {
-  name = "sratom-${version}";
+  pname = "sratom";
   version = "0.6.2";
 
   src = fetchurl {
-    url = "https://download.drobilla.net/${name}.tar.bz2";
+    url = "https://download.drobilla.net/${pname}-${version}.tar.bz2";
     sha256 = "0lz883ravxjf7r9wwbx2gx9m8vhyiavxrl9jdxfppjxnsralll8a";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/audio/zita-alsa-pcmi/default.nix b/nixpkgs/pkgs/development/libraries/audio/zita-alsa-pcmi/default.nix
index 320fc41f76c5..d91784ce14f4 100644
--- a/nixpkgs/pkgs/development/libraries/audio/zita-alsa-pcmi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/zita-alsa-pcmi/default.nix
@@ -1,10 +1,10 @@
 { stdenv, fetchurl , alsaLib, }:
 
 stdenv.mkDerivation rec {
-  name = "zita-alsa-pcmi-${version}";
+  pname = "zita-alsa-pcmi";
   version = "0.3.2";
   src = fetchurl {
-    url = "http://kokkinizita.linuxaudio.org/linuxaudio/downloads/${name}.tar.bz2";
+    url = "http://kokkinizita.linuxaudio.org/linuxaudio/downloads/${pname}-${version}.tar.bz2";
     sha256 = "12d7vdg74yh21w69qi0wg57iz4876j94qbiq09bvscih6xz9y78s";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/audio/zita-convolver/default.nix b/nixpkgs/pkgs/development/libraries/audio/zita-convolver/default.nix
index 4fc5c12ccc4c..308aa020e363 100644
--- a/nixpkgs/pkgs/development/libraries/audio/zita-convolver/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/zita-convolver/default.nix
@@ -1,10 +1,10 @@
 { stdenv, fetchurl, fftwFloat }:
 
 stdenv.mkDerivation rec {
-  name = "zita-convolver-${version}";
+  pname = "zita-convolver";
   version = "4.0.3";
   src = fetchurl {
-    url = "http://kokkinizita.linuxaudio.org/linuxaudio/downloads/${name}.tar.bz2";
+    url = "http://kokkinizita.linuxaudio.org/linuxaudio/downloads/${pname}-${version}.tar.bz2";
     sha256 = "0prji66p86z2bzminywkwchr5bfgxcg2i8y803pydd1hzf2198cs";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/audio/zita-resampler/default.nix b/nixpkgs/pkgs/development/libraries/audio/zita-resampler/default.nix
index e9cccab39f02..98e272d5dab4 100644
--- a/nixpkgs/pkgs/development/libraries/audio/zita-resampler/default.nix
+++ b/nixpkgs/pkgs/development/libraries/audio/zita-resampler/default.nix
@@ -1,10 +1,10 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "zita-resampler-${version}";
+  pname = "zita-resampler";
   version = "1.6.2";
   src = fetchurl {
-    url = "http://kokkinizita.linuxaudio.org/linuxaudio/downloads/${name}.tar.bz2";
+    url = "http://kokkinizita.linuxaudio.org/linuxaudio/downloads/${pname}-${version}.tar.bz2";
     sha256 = "1my5k2dh2dkvjp6xjnf9qy6i7s28z13kw1n9pwa4a2cpwbzawfr3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/avro-c++/default.nix b/nixpkgs/pkgs/development/libraries/avro-c++/default.nix
index 11c66db70752..a2fdb66d7e95 100644
--- a/nixpkgs/pkgs/development/libraries/avro-c++/default.nix
+++ b/nixpkgs/pkgs/development/libraries/avro-c++/default.nix
@@ -3,7 +3,8 @@
 let version = "1.8.2"; in
 
 stdenv.mkDerivation {
-  name = "avro-c++-${version}";
+  pname = "avro-c++";
+  inherit version;
 
   src = fetchurl {
     url = "mirror://apache/avro/avro-${version}/cpp/avro-cpp-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/avro-c/default.nix b/nixpkgs/pkgs/development/libraries/avro-c/default.nix
index cbd29a095d45..9582e54ffaca 100644
--- a/nixpkgs/pkgs/development/libraries/avro-c/default.nix
+++ b/nixpkgs/pkgs/development/libraries/avro-c/default.nix
@@ -3,7 +3,8 @@
 let
   version = "1.9.0";
 in stdenv.mkDerivation rec {
-  name = "avro-c-${version}";
+  pname = "avro-c";
+  inherit version;
 
   src = fetchurl {
     url = "mirror://apache/avro/avro-${version}/c/avro-c-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/aws-sdk-cpp/default.nix b/nixpkgs/pkgs/development/libraries/aws-sdk-cpp/default.nix
index 7233a187053e..1cc65b53b3e9 100644
--- a/nixpkgs/pkgs/development/libraries/aws-sdk-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/aws-sdk-cpp/default.nix
@@ -8,7 +8,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "aws-sdk-cpp-${version}";
+  pname = "aws-sdk-cpp";
   version = "1.7.90";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/babl/default.nix b/nixpkgs/pkgs/development/libraries/babl/default.nix
index d95797d5a5f6..c4b1d36ce701 100644
--- a/nixpkgs/pkgs/development/libraries/babl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/babl/default.nix
@@ -35,8 +35,6 @@ stdenv.mkDerivation rec {
     lcms2
   ];
 
-  doCheck = !stdenv.isDarwin;
-
   meta = with stdenv.lib; {
     description = "Image pixel format conversion library";
     homepage = http://gegl.org/babl/;
diff --git a/nixpkgs/pkgs/development/libraries/backward-cpp/default.nix b/nixpkgs/pkgs/development/libraries/backward-cpp/default.nix
index 42621a1792cc..af727e394d16 100644
--- a/nixpkgs/pkgs/development/libraries/backward-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/backward-cpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "backward-${version}";
+  pname = "backward";
   version = "1.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/bamf/default.nix b/nixpkgs/pkgs/development/libraries/bamf/default.nix
index 9d5063d8f07d..de436864edaa 100644
--- a/nixpkgs/pkgs/development/libraries/bamf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/bamf/default.nix
@@ -3,7 +3,7 @@
 , xorgserver, dbus, python2, wrapGAppsHook }:
 
 stdenv.mkDerivation rec {
-  name = "bamf-${version}";
+  pname = "bamf";
   version = "0.5.4";
 
   outputs = [ "out" "dev" "devdoc" ];
diff --git a/nixpkgs/pkgs/development/libraries/beignet/default.nix b/nixpkgs/pkgs/development/libraries/beignet/default.nix
index 05ff5593205a..05203d6c233a 100644
--- a/nixpkgs/pkgs/development/libraries/beignet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/beignet/default.nix
@@ -18,7 +18,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "beignet-${version}";
+  pname = "beignet";
   version = "unstable-2018.08.20";
 
   src = fetchFromGitHub {
@@ -59,7 +59,7 @@ stdenv.mkDerivation rec {
   ];
 
   passthru.utests = stdenv.mkDerivation rec {
-    name = "beignet-utests-${version}";
+    pname = "beignet-utests";
     inherit version src;
 
     preConfigure = ''
diff --git a/nixpkgs/pkgs/development/libraries/biblesync/default.nix b/nixpkgs/pkgs/development/libraries/biblesync/default.nix
index e6702d0db640..16be4600ec61 100644
--- a/nixpkgs/pkgs/development/libraries/biblesync/default.nix
+++ b/nixpkgs/pkgs/development/libraries/biblesync/default.nix
@@ -3,11 +3,11 @@
 with stdenv.lib;
 stdenv.mkDerivation rec{
 
-  name = "biblesync-${version}";
+  pname = "biblesync";
   version = "1.1.2";
 
   src = fetchurl{
-    url = "mirror://sourceforge/project/gnomesword/BibleSync/1.1.2/${name}.tar.gz";
+    url = "mirror://sourceforge/project/gnomesword/BibleSync/1.1.2/${pname}-${version}.tar.gz";
     sha256 = "0190q2da0ppif2242lahl8xfz01n9sijy60aq1a0545qcp0ilvl8";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/bobcat/default.nix b/nixpkgs/pkgs/development/libraries/bobcat/default.nix
index 812ad546f866..c7520c89ef54 100644
--- a/nixpkgs/pkgs/development/libraries/bobcat/default.nix
+++ b/nixpkgs/pkgs/development/libraries/bobcat/default.nix
@@ -3,7 +3,7 @@
 , utillinux, yodl }:
 
 stdenv.mkDerivation rec {
-  name = "bobcat-${version}";
+  pname = "bobcat";
   version = "4.08.03";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/boehm-gc/7.6.6.nix b/nixpkgs/pkgs/development/libraries/boehm-gc/7.6.6.nix
index c84e0863517a..0e828a6f6dad 100644
--- a/nixpkgs/pkgs/development/libraries/boehm-gc/7.6.6.nix
+++ b/nixpkgs/pkgs/development/libraries/boehm-gc/7.6.6.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "boehm-gc-${version}";
+  pname = "boehm-gc";
   version = "7.6.6";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/boehm-gc/default.nix b/nixpkgs/pkgs/development/libraries/boehm-gc/default.nix
index a241b42e1878..cf76d9e7d24c 100644
--- a/nixpkgs/pkgs/development/libraries/boehm-gc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/boehm-gc/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "boehm-gc-${version}";
+  pname = "boehm-gc";
   version = "8.0.4";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/boringssl/default.nix b/nixpkgs/pkgs/development/libraries/boringssl/default.nix
index ee62d5423a15..7db73f5ad47c 100644
--- a/nixpkgs/pkgs/development/libraries/boringssl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/boringssl/default.nix
@@ -2,7 +2,7 @@
 
 # reference: https://boringssl.googlesource.com/boringssl/+/2661/BUILDING.md
 stdenv.mkDerivation rec {
-  name = "boringssl-${version}";
+  pname = "boringssl";
   version = "2017-02-23";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/botan/generic.nix b/nixpkgs/pkgs/development/libraries/botan/generic.nix
index 2580b959bf2a..18b1b47f6d38 100644
--- a/nixpkgs/pkgs/development/libraries/botan/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/botan/generic.nix
@@ -8,7 +8,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "botan-${version}";
+  pname = "botan";
   version = "${baseVersion}.${revision}";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/box2d/default.nix b/nixpkgs/pkgs/development/libraries/box2d/default.nix
index 102e7bfcc12b..328ac434d85a 100644
--- a/nixpkgs/pkgs/development/libraries/box2d/default.nix
+++ b/nixpkgs/pkgs/development/libraries/box2d/default.nix
@@ -2,7 +2,7 @@
 , libXi, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "box2d-${version}";
+  pname = "box2d";
   version = "2.3.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/brigand/default.nix b/nixpkgs/pkgs/development/libraries/brigand/default.nix
index b4a57396cc8b..ba7b51bb0e4e 100644
--- a/nixpkgs/pkgs/development/libraries/brigand/default.nix
+++ b/nixpkgs/pkgs/development/libraries/brigand/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "brigand-${version}";
+  pname = "brigand";
   version = "1.3.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/bullet/default.nix b/nixpkgs/pkgs/development/libraries/bullet/default.nix
index b4a2133f7d8f..f6041802a9c5 100644
--- a/nixpkgs/pkgs/development/libraries/bullet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/bullet/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "bullet-${version}";
+  pname = "bullet";
   version = "2.87";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/bullet/roboschool-fork.nix b/nixpkgs/pkgs/development/libraries/bullet/roboschool-fork.nix
index 12fc1834e905..97fe7e512993 100644
--- a/nixpkgs/pkgs/development/libraries/bullet/roboschool-fork.nix
+++ b/nixpkgs/pkgs/development/libraries/bullet/roboschool-fork.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "bullet-${version}";
+  pname = "bullet";
   version = "2019-03-27";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/bulletml/default.nix b/nixpkgs/pkgs/development/libraries/bulletml/default.nix
index b61ac1dcb09f..f64090bd53a3 100644
--- a/nixpkgs/pkgs/development/libraries/bulletml/default.nix
+++ b/nixpkgs/pkgs/development/libraries/bulletml/default.nix
@@ -10,7 +10,8 @@ let
   };
 
 in stdenv.mkDerivation {
-  name = "bulletml-${version}";
+  pname = "bulletml";
+  inherit version;
 
   srcs = [
     (fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/bwidget/default.nix b/nixpkgs/pkgs/development/libraries/bwidget/default.nix
index 1e2bda285a70..e763afc4a430 100644
--- a/nixpkgs/pkgs/development/libraries/bwidget/default.nix
+++ b/nixpkgs/pkgs/development/libraries/bwidget/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, tcl }:
 
 stdenv.mkDerivation rec {
-  name = "bwidget-${version}";
+  pname = "bwidget";
   version = "1.9.13";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/c-blosc/default.nix b/nixpkgs/pkgs/development/libraries/c-blosc/default.nix
index 3603667fbf21..396e419406ae 100644
--- a/nixpkgs/pkgs/development/libraries/c-blosc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/c-blosc/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "c-blosc-${version}";
+  pname = "c-blosc";
   version = "1.16.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/caf/default.nix b/nixpkgs/pkgs/development/libraries/caf/default.nix
index 4a1ea3942077..890e2996f5d2 100644
--- a/nixpkgs/pkgs/development/libraries/caf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/caf/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "actor-framework-${version}";
+  pname = "actor-framework";
   version = "0.17.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/cairo/default.nix b/nixpkgs/pkgs/development/libraries/cairo/default.nix
index 2d6fd1eab964..e5152b8a6461 100644
--- a/nixpkgs/pkgs/development/libraries/cairo/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cairo/default.nix
@@ -22,10 +22,11 @@ let
   version = "1.16.0";
   inherit (lib) enableFeature optional optionals;
 in stdenv.mkDerivation rec {
-  name = "cairo-${version}";
+  pname = "cairo";
+  inherit version;
 
   src = fetchurl {
-    url = "https://cairographics.org/${if lib.mod (builtins.fromJSON (lib.versions.minor version)) 2 == 0 then "releases" else "snapshots"}/${name}.tar.xz";
+    url = "https://cairographics.org/${if lib.mod (builtins.fromJSON (lib.versions.minor version)) 2 == 0 then "releases" else "snapshots"}/${pname}-${version}.tar.xz";
     sha256 = "0c930mk5xr2bshbdljv005j3j8zr47gqmkry3q6qgvqky6rjjysy";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/capnproto/default.nix b/nixpkgs/pkgs/development/libraries/capnproto/default.nix
index b175250872f3..9020ccf08b5b 100644
--- a/nixpkgs/pkgs/development/libraries/capnproto/default.nix
+++ b/nixpkgs/pkgs/development/libraries/capnproto/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "capnproto-${version}";
+  pname = "capnproto";
   version = "0.7.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/capstone/default.nix b/nixpkgs/pkgs/development/libraries/capstone/default.nix
index c02633d880c4..956fd74da585 100644
--- a/nixpkgs/pkgs/development/libraries/capstone/default.nix
+++ b/nixpkgs/pkgs/development/libraries/capstone/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name    = "capstone-${version}";
+  pname = "capstone";
   version = "4.0.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/catch/default.nix b/nixpkgs/pkgs/development/libraries/catch/default.nix
index d83060fc24d8..92e5c04e0322 100644
--- a/nixpkgs/pkgs/development/libraries/catch/default.nix
+++ b/nixpkgs/pkgs/development/libraries/catch/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "catch-${version}";
+  pname = "catch";
   version = "1.12.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/catch2/default.nix b/nixpkgs/pkgs/development/libraries/catch2/default.nix
index 2d0fd4cb1bcf..d7876affe2f9 100644
--- a/nixpkgs/pkgs/development/libraries/catch2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/catch2/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "catch2-${version}";
+  pname = "catch2";
   version = "2.8.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/cctz/default.nix b/nixpkgs/pkgs/development/libraries/cctz/default.nix
index 832b070c8837..5897f84efff0 100644
--- a/nixpkgs/pkgs/development/libraries/cctz/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cctz/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, darwin }:
 
 stdenv.mkDerivation rec {
-  name = "cctz-${version}";
+  pname = "cctz";
   version = "2.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/cddlib/default.nix b/nixpkgs/pkgs/development/libraries/cddlib/default.nix
index 68d34c75c010..5f6b3766012e 100644
--- a/nixpkgs/pkgs/development/libraries/cddlib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cddlib/default.nix
@@ -6,7 +6,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "cddlib-${version}";
+  pname = "cddlib";
   version = "0.94j";
   src = fetchFromGitHub {
     owner = "cddlib";
diff --git a/nixpkgs/pkgs/development/libraries/cdk/default.nix b/nixpkgs/pkgs/development/libraries/cdk/default.nix
index 4c311f07e017..8487435981ca 100644
--- a/nixpkgs/pkgs/development/libraries/cdk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cdk/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, ncurses }:
 
 stdenv.mkDerivation rec {
-  name = "cdk-${version}";
+  pname = "cdk";
   version ="5.0-20190224";
 
   buildInputs = [
diff --git a/nixpkgs/pkgs/development/libraries/cegui/default.nix b/nixpkgs/pkgs/development/libraries/cegui/default.nix
index 7e5c768036fc..eaeb6bf8e43f 100644
--- a/nixpkgs/pkgs/development/libraries/cegui/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cegui/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cmake, ogre, freetype, boost, expat }:
 
 stdenv.mkDerivation rec {
-  name = "cegui-${version}";
+  pname = "cegui";
   version = "0.8.7";
 
   src = fetchurl {
-    url = "mirror://sourceforge/crayzedsgui/${name}.tar.bz2";
+    url = "mirror://sourceforge/crayzedsgui/${pname}-${version}.tar.bz2";
     sha256 = "067562s71kfsnbp2zb2bmq8zj3jk96g5a4rcc5qc3n8nfyayhldk";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/celt/generic.nix b/nixpkgs/pkgs/development/libraries/celt/generic.nix
index 6bf7975034b5..d9e69b8e7512 100644
--- a/nixpkgs/pkgs/development/libraries/celt/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/celt/generic.nix
@@ -7,7 +7,8 @@
 # The celt codec has been deprecated and is now a part of the opus codec
 
 stdenv.mkDerivation rec {
-  name = "celt-${version}";
+  pname = "celt";
+  inherit version;
 
   inherit src;
 
diff --git a/nixpkgs/pkgs/development/libraries/ceres-solver/default.nix b/nixpkgs/pkgs/development/libraries/ceres-solver/default.nix
index 52e0f06eeec4..3ce8c4ef080a 100644
--- a/nixpkgs/pkgs/development/libraries/ceres-solver/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ceres-solver/default.nix
@@ -11,7 +11,7 @@
 assert runTests -> gflags != null;
 
 stdenv.mkDerivation rec {
-  name = "ceres-solver-${version}";
+  pname = "ceres-solver";
   version = "1.14.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/cgui/default.nix b/nixpkgs/pkgs/development/libraries/cgui/default.nix
index df75d3a1f1da..39ed74d00750 100644
--- a/nixpkgs/pkgs/development/libraries/cgui/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cgui/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, texinfo, allegro, perl, libX11 }:
 
 stdenv.mkDerivation rec {
-  name = "cgui-${version}";
+  pname = "cgui";
   version="2.1.0";
 
   src = fetchurl {
-    url = "mirror://sourceforge/project/cgui/${version}/${name}.tar.gz";
+    url = "mirror://sourceforge/project/cgui/${version}/${pname}-${version}.tar.gz";
     sha256 = "1pp1hvidpilq37skkmbgba4lvzi01rasy04y0cnas9ck0canv00s";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/check/default.nix b/nixpkgs/pkgs/development/libraries/check/default.nix
index ae8b6ca18df3..08610d1e9aff 100644
--- a/nixpkgs/pkgs/development/libraries/check/default.nix
+++ b/nixpkgs/pkgs/development/libraries/check/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "check-${version}";
+  pname = "check";
   version = "0.12.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/chipmunk/default.nix b/nixpkgs/pkgs/development/libraries/chipmunk/default.nix
index f460b69a4f84..76f722f31aa7 100644
--- a/nixpkgs/pkgs/development/libraries/chipmunk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/chipmunk/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "chipmunk-${version}";
+  pname = "chipmunk";
   majorVersion = "7";
   version = "${majorVersion}.0.1";
 
diff --git a/nixpkgs/pkgs/development/libraries/chromaprint/default.nix b/nixpkgs/pkgs/development/libraries/chromaprint/default.nix
index 02420735ff76..fd868884f986 100644
--- a/nixpkgs/pkgs/development/libraries/chromaprint/default.nix
+++ b/nixpkgs/pkgs/development/libraries/chromaprint/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cmake, boost, ffmpeg }:
 
 stdenv.mkDerivation rec {
-  name = "chromaprint-${version}";
+  pname = "chromaprint";
   version = "1.3.2";
 
   src = fetchurl {
-    url = "https://bitbucket.org/acoustid/chromaprint/downloads/${name}.tar.gz";
+    url = "https://bitbucket.org/acoustid/chromaprint/downloads/${pname}-${version}.tar.gz";
     sha256 = "0lln8dh33gslb9cbmd1hcv33pr6jxdwipd8m8gbsyhksiq6r1by3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/cimg/default.nix b/nixpkgs/pkgs/development/libraries/cimg/default.nix
index 3e6e62e5a967..3e7ef6d96eec 100644
--- a/nixpkgs/pkgs/development/libraries/cimg/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cimg/default.nix
@@ -1,8 +1,7 @@
 { stdenv, fetchurl, unzip }:
 
 stdenv.mkDerivation rec {
-
-  name = "cimg-${version}";
+  pname = "cimg";
   version = "2.7.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/cl/default.nix b/nixpkgs/pkgs/development/libraries/cl/default.nix
index 1890d2b25a0d..a7d7a0ea982b 100644
--- a/nixpkgs/pkgs/development/libraries/cl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cl/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.2.4";
-  name = "cl-${version}";
+  pname = "cl";
 
   src = fetchFromGitHub {
     owner = "tonyrog";
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   # 'cp' line taken from Arch recipe
   # https://projects.archlinux.org/svntogit/community.git/tree/trunk/PKGBUILD?h=packages/erlang-sdl
   installPhase = ''
-    DIR=$out/lib/erlang/lib/${name}
+    DIR=$out/lib/erlang/lib/${pname}-${version}
     mkdir -p $DIR
     cp -ruv c_src doc ebin include priv src $DIR
   '';
diff --git a/nixpkgs/pkgs/development/libraries/classads/default.nix b/nixpkgs/pkgs/development/libraries/classads/default.nix
index d329b1945fc7..ff8e1ca6759c 100644
--- a/nixpkgs/pkgs/development/libraries/classads/default.nix
+++ b/nixpkgs/pkgs/development/libraries/classads/default.nix
@@ -3,7 +3,8 @@
 let version = "1.0.10"; in
 
 stdenv.mkDerivation {
-  name = "classads-${version}";
+  pname = "classads";
+  inherit version;
 
   src = fetchurl {
     url = "ftp://ftp.cs.wisc.edu/condor/classad/c++/classads-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/clipper/default.nix b/nixpkgs/pkgs/development/libraries/clipper/default.nix
index 086816655d3b..117524239061 100644
--- a/nixpkgs/pkgs/development/libraries/clipper/default.nix
+++ b/nixpkgs/pkgs/development/libraries/clipper/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "6.4.2";
-  name = "Clipper-${version}";
+  pname = "Clipper";
   src = fetchurl {
     url = "mirror://sourceforge/polyclipping/clipper_ver${version}.zip";
     sha256 = "09q6jc5k7p9y5d75qr2na5d1gm0wly5cjnffh127r04l47c20hx1";
diff --git a/nixpkgs/pkgs/development/libraries/cln/default.nix b/nixpkgs/pkgs/development/libraries/cln/default.nix
index 7764e9c67ed2..7adc2a365c5b 100644
--- a/nixpkgs/pkgs/development/libraries/cln/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cln/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, gmp }:
 
 stdenv.mkDerivation rec {
-  name = "cln-${version}";
+  pname = "cln";
   version = "1.3.4";
 
   src = fetchurl {
-    url = "${meta.homepage}${name}.tar.bz2";
+    url = "${meta.homepage}${pname}-${version}.tar.bz2";
     sha256 = "0j5p18hwbbrchsdbnc8d2bf9ncslhflri4i950gdnq7v6g2dg69d";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/cmark/default.nix b/nixpkgs/pkgs/development/libraries/cmark/default.nix
index ede2049b6ee9..e7c02312b66e 100644
--- a/nixpkgs/pkgs/development/libraries/cmark/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cmark/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "0.29.0";
-  name = "cmark-${version}";
+  pname = "cmark";
 
   src = fetchFromGitHub {
     owner = "jgm";
diff --git a/nixpkgs/pkgs/development/libraries/cmrt/default.nix b/nixpkgs/pkgs/development/libraries/cmrt/default.nix
index 8044d7165f75..11e719b36df4 100644
--- a/nixpkgs/pkgs/development/libraries/cmrt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cmrt/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, autoreconfHook, pkgconfig, libdrm, libva }:
 
 stdenv.mkDerivation rec {
-  name = "cmrt-${version}";
+  pname = "cmrt";
   version = "1.0.6";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/codec2/default.nix b/nixpkgs/pkgs/development/libraries/codec2/default.nix
index 9f4c4c3b6b36..7c42a7479b1a 100644
--- a/nixpkgs/pkgs/development/libraries/codec2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/codec2/default.nix
@@ -4,7 +4,8 @@ let
   version = "0.8";
 
 in stdenv.mkDerivation {
-  name = "codec2-${version}";
+  pname = "codec2";
+  inherit version;
 
   src = fetchsvn {
     url = "https://svn.code.sf.net/p/freetel/code/codec2/branches/${version}";
diff --git a/nixpkgs/pkgs/development/libraries/concurrencykit/default.nix b/nixpkgs/pkgs/development/libraries/concurrencykit/default.nix
index 29ce216cadf1..cc42407433c5 100644
--- a/nixpkgs/pkgs/development/libraries/concurrencykit/default.nix
+++ b/nixpkgs/pkgs/development/libraries/concurrencykit/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name    = "concurrencykit-${version}";
+  pname = "concurrencykit";
   version = "0.6.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/coprthr/default.nix b/nixpkgs/pkgs/development/libraries/coprthr/default.nix
index 5630daa0d933..86f4485a900d 100644
--- a/nixpkgs/pkgs/development/libraries/coprthr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/coprthr/default.nix
@@ -2,7 +2,7 @@
 , bison, flex }:
 
 stdenv.mkDerivation rec {
-  name = "coprthr-${version}";
+  pname = "coprthr";
   version = "1.6";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/cpp-hocon/default.nix b/nixpkgs/pkgs/development/libraries/cpp-hocon/default.nix
index c2f3ce9b9b4a..ea3eec825c70 100644
--- a/nixpkgs/pkgs/development/libraries/cpp-hocon/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cpp-hocon/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, boost, curl, leatherman }:
 
 stdenv.mkDerivation rec {
-  name = "cpp-hocon-${version}";
+  pname = "cpp-hocon";
   version = "0.2.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/cpp-ipfs-api/default.nix b/nixpkgs/pkgs/development/libraries/cpp-ipfs-api/default.nix
index c13b32a67b06..2585a7abaed1 100644
--- a/nixpkgs/pkgs/development/libraries/cpp-ipfs-api/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cpp-ipfs-api/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, curl, cmake, nlohmann_json }:
 
 stdenv.mkDerivation rec {
-  name = "cpp-ipfs-api-${version}";
+  pname = "cpp-ipfs-api";
   version = "2017-01-04";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/cppcms/default.nix b/nixpkgs/pkgs/development/libraries/cppcms/default.nix
index a2493e55fb0b..7bb2bad9689d 100644
--- a/nixpkgs/pkgs/development/libraries/cppcms/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cppcms/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cmake, pcre, zlib, python, openssl }:
 
 stdenv.mkDerivation rec {
-  name = "cppcms-${version}";
+  pname = "cppcms";
   version = "1.2.1";
 
   src = fetchurl {
-      url = "mirror://sourceforge/cppcms/${name}.tar.bz2";
+      url = "mirror://sourceforge/cppcms/${pname}-${version}.tar.bz2";
       sha256 = "0lmcdjzicmzhnr8pa0q3f5lgapz2cnh9w0dr56i4kj890iqwgzhh";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/cppdb/default.nix b/nixpkgs/pkgs/development/libraries/cppdb/default.nix
index 3423b29d76c8..737122c57bfe 100644
--- a/nixpkgs/pkgs/development/libraries/cppdb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cppdb/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cmake, sqlite, mysql, postgresql, unixODBC }:
 
 stdenv.mkDerivation rec {
-  name = "cppdb-${version}";
+  pname = "cppdb";
   version = "0.3.1";
 
   src = fetchurl {
-      url = "mirror://sourceforge/cppcms/${name}.tar.bz2";
+      url = "mirror://sourceforge/cppcms/${pname}-${version}.tar.bz2";
       sha256 = "0blr1casmxickic84dxzfmn3lm7wrsl4aa2abvpq93rdfddfy3nn";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/cppunit/default.nix b/nixpkgs/pkgs/development/libraries/cppunit/default.nix
index 3f8b2d896ac6..76fd6db18b05 100644
--- a/nixpkgs/pkgs/development/libraries/cppunit/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cppunit/default.nix
@@ -1,11 +1,11 @@
 {stdenv, fetchurl}:
 
 stdenv.mkDerivation rec {
-  name = "cppunit-${version}";
+  pname = "cppunit";
   version = "1.14.0";
 
   src = fetchurl {
-    url = "https://dev-www.libreoffice.org/src/${name}.tar.gz";
+    url = "https://dev-www.libreoffice.org/src/${pname}-${version}.tar.gz";
     sha256 = "1027cyfx5gsjkdkaf6c2wnjh68882grw8n672018cj3vs9lrhmix";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/cpputest/default.nix b/nixpkgs/pkgs/development/libraries/cpputest/default.nix
index 2dce60d4b2c4..28ab31a08ccd 100644
--- a/nixpkgs/pkgs/development/libraries/cpputest/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cpputest/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "3.8";
-  name = "cpputest-${version}";
+  pname = "cpputest";
 
   src = fetchurl {
-    url = "https://github.com/cpputest/cpputest/releases/download/v${version}/${name}.tar.gz";
+    url = "https://github.com/cpputest/cpputest/releases/download/v${version}/${pname}-${version}.tar.gz";
     sha256 = "0mk48xd3klyqi7wf3f4wn4zqxxzmvrhhl32r25jzrixzl72wq7f8";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/cppzmq/default.nix b/nixpkgs/pkgs/development/libraries/cppzmq/default.nix
index 5bffda607ee1..2328bd533629 100644
--- a/nixpkgs/pkgs/development/libraries/cppzmq/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cppzmq/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, zeromq }:
 
 stdenv.mkDerivation rec {
-  name = "cppzmq-${version}";
+  pname = "cppzmq";
   version = "4.4.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/cre2/default.nix b/nixpkgs/pkgs/development/libraries/cre2/default.nix
index d8130d0b8f91..a4313fa94d36 100644
--- a/nixpkgs/pkgs/development/libraries/cre2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cre2/default.nix
@@ -2,8 +2,8 @@
   libtool, pkgconfig, re2, texinfo }:
 
 stdenv.mkDerivation rec {
-  name = "cre2-${version}";
-  version = "0.3.6";
+  pname = "cre2";
+  version = "0.3.0";
 
   src = fetchFromGitHub {
     owner = "marcomaggi";
diff --git a/nixpkgs/pkgs/development/libraries/crypto++/default.nix b/nixpkgs/pkgs/development/libraries/crypto++/default.nix
index 61a825cd3745..cb481fc7084e 100644
--- a/nixpkgs/pkgs/development/libraries/crypto++/default.nix
+++ b/nixpkgs/pkgs/development/libraries/crypto++/default.nix
@@ -1,7 +1,7 @@
 { fetchFromGitHub, stdenv }:
 
 stdenv.mkDerivation rec {
-  name = "crypto++-${version}";
+  pname = "crypto++";
   majorVersion = "5.6";
   version = "${majorVersion}.5";
 
diff --git a/nixpkgs/pkgs/development/libraries/csfml/default.nix b/nixpkgs/pkgs/development/libraries/csfml/default.nix
index 9b74ecdb0f7e..506aa5f475d6 100644
--- a/nixpkgs/pkgs/development/libraries/csfml/default.nix
+++ b/nixpkgs/pkgs/development/libraries/csfml/default.nix
@@ -5,7 +5,8 @@ let
 in
 
 stdenv.mkDerivation {
-  name = "csfml-${version}";
+  pname = "csfml";
+  inherit version;
   src = fetchFromGitHub {
     owner = "SFML";
     repo  = "CSFML";
diff --git a/nixpkgs/pkgs/development/libraries/ctpl/default.nix b/nixpkgs/pkgs/development/libraries/ctpl/default.nix
index fd81de5139d6..5696684e91d2 100644
--- a/nixpkgs/pkgs/development/libraries/ctpl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ctpl/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, pkgconfig, glib }:
 
 stdenv.mkDerivation rec {
-  name = "ctpl-${version}";
+  pname = "ctpl";
   version = "0.3.4";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/ctpp2/default.nix b/nixpkgs/pkgs/development/libraries/ctpp2/default.nix
index 5a2a53ef24d5..ea2230909a2c 100644
--- a/nixpkgs/pkgs/development/libraries/ctpp2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ctpp2/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "ctpp2-${version}";
+  pname = "ctpp2";
   version = "2.8.3";
 
   src = fetchurl {
-    url = "http://ctpp.havoc.ru/download/${name}.tar.gz";
+    url = "http://ctpp.havoc.ru/download/${pname}-${version}.tar.gz";
     sha256 = "1z22zfw9lb86z4hcan9hlvji49c9b7vznh7gjm95gnvsh43zsgx8";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/curlcpp/default.nix b/nixpkgs/pkgs/development/libraries/curlcpp/default.nix
index a2188f687d13..647c80bf8ac3 100644
--- a/nixpkgs/pkgs/development/libraries/curlcpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/curlcpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, curl }: 
 
 stdenv.mkDerivation rec {
-  name = "curlcpp-${version}";
+  pname = "curlcpp";
   version = "1.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/curlpp/default.nix b/nixpkgs/pkgs/development/libraries/curlpp/default.nix
index 58f88e6d8ebf..490f472a0662 100644
--- a/nixpkgs/pkgs/development/libraries/curlpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/curlpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, curl }:
 
 stdenv.mkDerivation rec {
-  name = "curlpp-${version}";
+  pname = "curlpp";
   version = "0.8.1";
   src = fetchFromGitHub {
     owner = "jpbarrette";
diff --git a/nixpkgs/pkgs/development/libraries/cutee/default.nix b/nixpkgs/pkgs/development/libraries/cutee/default.nix
index ba1d02380e29..1658f8a6fa7a 100644
--- a/nixpkgs/pkgs/development/libraries/cutee/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cutee/default.nix
@@ -3,7 +3,6 @@
 stdenv.mkDerivation rec {
   pname = "cutee";
   version = "0.4.2";
-  name = "${pname}-${version}";
 
   src = fetchurl {
     url    = "http://www.codesink.org/download/${pname}-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/cutelyst/default.nix b/nixpkgs/pkgs/development/libraries/cutelyst/default.nix
index 216b644b38e1..e84fbe89aa95 100644
--- a/nixpkgs/pkgs/development/libraries/cutelyst/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cutelyst/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "cutelyst-${version}";
+  pname = "cutelyst";
   version = "2.8.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/cxx-prettyprint/default.nix b/nixpkgs/pkgs/development/libraries/cxx-prettyprint/default.nix
index 8be68a314e3d..e668e6534777 100644
--- a/nixpkgs/pkgs/development/libraries/cxx-prettyprint/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cxx-prettyprint/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "cxx-prettyprint-unstable-${version}";
+  pname = "cxx-prettyprint-unstable";
   version = "2016-04-30";
   rev = "9ab26d228f2960f50b38ad37fe0159b7381f7533";
 
diff --git a/nixpkgs/pkgs/development/libraries/cxxtools/default.nix b/nixpkgs/pkgs/development/libraries/cxxtools/default.nix
index 77b27640fd77..4c572cf781a6 100644
--- a/nixpkgs/pkgs/development/libraries/cxxtools/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cxxtools/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "2.2.1";
-  name = "cxxtools-${version}";
+  pname = "cxxtools";
 
   src = fetchurl {
-    url = "http://www.tntnet.org/download/${name}.tar.gz";
+    url = "http://www.tntnet.org/download/${pname}-${version}.tar.gz";
     sha256 = "0hp3qkyhidxkdf8qgkwrnqq5bpahink55mf0yz23rjd7rpbbdswc";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/cyrus-sasl/default.nix b/nixpkgs/pkgs/development/libraries/cyrus-sasl/default.nix
index 0bdaf1be9551..a050dd8d9cac 100644
--- a/nixpkgs/pkgs/development/libraries/cyrus-sasl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/cyrus-sasl/default.nix
@@ -4,13 +4,13 @@
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "cyrus-sasl-${version}";
+  pname = "cyrus-sasl";
   version = "2.1.27";
 
   src = fetchurl {
     urls =
-      [ "http://www.cyrusimap.org/releases/${name}.tar.gz"
-        "http://www.cyrusimap.org/releases/old/${name}.tar.gz"
+      [ "http://www.cyrusimap.org/releases/${pname}-${version}.tar.gz"
+        "http://www.cyrusimap.org/releases/old/${pname}-${version}.tar.gz"
       ];
     sha256 = "1m85zcpgfdhm43cavpdkhb1s2zq1b31472hq1w1gs3xh94anp1i6";
   };
diff --git a/nixpkgs/pkgs/development/libraries/czmq/3.x.nix b/nixpkgs/pkgs/development/libraries/czmq/3.x.nix
index d418b879d1dd..73a51cd27310 100644
--- a/nixpkgs/pkgs/development/libraries/czmq/3.x.nix
+++ b/nixpkgs/pkgs/development/libraries/czmq/3.x.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "3.0.2";
-  name = "czmq-${version}";
+  pname = "czmq";
 
   src = fetchurl {
-    url = "http://download.zeromq.org/${name}.tar.gz";
+    url = "http://download.zeromq.org/${pname}-${version}.tar.gz";
     sha256 = "16k9awrhdsymx7dnmvqcnkaq8lz8x8zppy6sh7ls8prpd6mkkjlb";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/czmq/4.x.nix b/nixpkgs/pkgs/development/libraries/czmq/4.x.nix
index 13cee8fe86ba..05e499c73d0c 100644
--- a/nixpkgs/pkgs/development/libraries/czmq/4.x.nix
+++ b/nixpkgs/pkgs/development/libraries/czmq/4.x.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "4.2.0";
-  name = "czmq-${version}";
+  pname = "czmq";
 
   src = fetchurl {
-    url = "https://github.com/zeromq/czmq/releases/download/v${version}/${name}.tar.gz";
+    url = "https://github.com/zeromq/czmq/releases/download/v${version}/${pname}-${version}.tar.gz";
     sha256 = "1szciz62sk3fm4ga9qjpxz0n0lazvphm32km95bq92ncng12kayg";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/czmqpp/default.nix b/nixpkgs/pkgs/development/libraries/czmqpp/default.nix
index 0c026b9f47a5..079eb0806d2c 100644
--- a/nixpkgs/pkgs/development/libraries/czmqpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/czmqpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, czmq }:
 
 stdenv.mkDerivation rec {
-  name = "czmqpp-${version}";
+  pname = "czmqpp";
   version = "1.2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/dbus-cplusplus/default.nix b/nixpkgs/pkgs/development/libraries/dbus-cplusplus/default.nix
index 163b0f4be883..2609f47b2760 100644
--- a/nixpkgs/pkgs/development/libraries/dbus-cplusplus/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dbus-cplusplus/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, dbus, glib, pkgconfig, expat }:
 
 stdenv.mkDerivation rec {
-  name = "dbus-cplusplus-${version}";
+  pname = "dbus-cplusplus";
   version = "0.9.0";
 
   src = fetchurl {
     url = "mirror://sourceforge/dbus-cplusplus/dbus-c%2B%2B/0.9.0/libdbus-c%2B%2B-0.9.0.tar.gz";
-    name = "${name}.tar.gz";
+    name = "${pname}-${version}.tar.gz";
     sha256 = "0qafmy2i6dzx4n1dqp6pygyy6gjljnb7hwjcj2z11c1wgclsq4dw";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/dbus-sharp-glib/dbus-sharp-glib-1.0.nix b/nixpkgs/pkgs/development/libraries/dbus-sharp-glib/dbus-sharp-glib-1.0.nix
index 0f897d97467f..22c0a9137cae 100644
--- a/nixpkgs/pkgs/development/libraries/dbus-sharp-glib/dbus-sharp-glib-1.0.nix
+++ b/nixpkgs/pkgs/development/libraries/dbus-sharp-glib/dbus-sharp-glib-1.0.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, mono, dbus-sharp-1_0 }:
 
 stdenv.mkDerivation rec {
-  name = "dbus-sharp-glib-${version}";
+  pname = "dbus-sharp-glib";
   version = "0.5";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/dbus-sharp-glib/default.nix b/nixpkgs/pkgs/development/libraries/dbus-sharp-glib/default.nix
index cd020317f4c2..496a109b58f1 100644
--- a/nixpkgs/pkgs/development/libraries/dbus-sharp-glib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dbus-sharp-glib/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, pkgconfig, mono, dbus-sharp-2_0, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "dbus-sharp-glib-${version}";
+  pname = "dbus-sharp-glib";
   version = "0.6";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/dbus-sharp/dbus-sharp-1.0.nix b/nixpkgs/pkgs/development/libraries/dbus-sharp/dbus-sharp-1.0.nix
index 18ea3ad3ecb7..084beae59727 100644
--- a/nixpkgs/pkgs/development/libraries/dbus-sharp/dbus-sharp-1.0.nix
+++ b/nixpkgs/pkgs/development/libraries/dbus-sharp/dbus-sharp-1.0.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchFromGitHub, pkgconfig, mono, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "dbus-sharp-${version}";
+  pname = "dbus-sharp";
   version = "0.7";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/dbus-sharp/default.nix b/nixpkgs/pkgs/development/libraries/dbus-sharp/default.nix
index 14db5baea3fb..0fd638dbf8eb 100644
--- a/nixpkgs/pkgs/development/libraries/dbus-sharp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dbus-sharp/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchFromGitHub, pkgconfig, mono4, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "dbus-sharp-${version}";
+  pname = "dbus-sharp";
   version = "0.8.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/dbxml/default.nix b/nixpkgs/pkgs/development/libraries/dbxml/default.nix
index da7549aeea36..b940315aed83 100644
--- a/nixpkgs/pkgs/development/libraries/dbxml/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dbxml/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, db62, xercesc, xqilla }:
 
 stdenv.mkDerivation rec {
-  name = "dbxml-${version}";
+  pname = "dbxml";
   version = "6.1.4";
 
   src = fetchurl {
-    url = "http://download.oracle.com/berkeley-db/${name}.tar.gz";
+    url = "http://download.oracle.com/berkeley-db/${pname}-${version}.tar.gz";
     sha256 = "a8fc8f5e0c3b6e42741fa4dfc3b878c982ff8f5e5f14843f6a7e20d22e64251a";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/dirac/default.nix b/nixpkgs/pkgs/development/libraries/dirac/default.nix
index 5b05d64f0727..93e5da5b792d 100644
--- a/nixpkgs/pkgs/development/libraries/dirac/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dirac/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "1.0.2";
-  name = "dirac-${version}";
+  pname = "dirac";
 
   src = fetchurl {
-    url = "mirror://sourceforge/dirac/${name}.tar.gz";
+    url = "mirror://sourceforge/dirac/${pname}-${version}.tar.gz";
     sha256 = "1z803yzp17cj69wn11iyb13swqdd9xdzr58dsk6ghpr3ipqicsw1";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/dleyna-connector-dbus/default.nix b/nixpkgs/pkgs/development/libraries/dleyna-connector-dbus/default.nix
index d52f1b6a2cff..643e7d3cc5d7 100644
--- a/nixpkgs/pkgs/development/libraries/dleyna-connector-dbus/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dleyna-connector-dbus/default.nix
@@ -2,7 +2,6 @@
 
 stdenv.mkDerivation rec {
   pname = "dleyna-connector-dbus";
-  name = "${pname}-${version}";
   version = "0.3.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/dlib/default.nix b/nixpkgs/pkgs/development/libraries/dlib/default.nix
index 97d74e1ed3c8..dfa5509fb98e 100644
--- a/nixpkgs/pkgs/development/libraries/dlib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dlib/default.nix
@@ -6,8 +6,8 @@
 }:
 
 stdenv.mkDerivation rec {
+  pname = "dlib";
   version = "19.17";
-  name = "dlib-${version}";
 
   src = fetchFromGitHub {
     owner = "davisking";
diff --git a/nixpkgs/pkgs/development/libraries/docopt_cpp/default.nix b/nixpkgs/pkgs/development/libraries/docopt_cpp/default.nix
index 83466b693f59..59578ef796ec 100644
--- a/nixpkgs/pkgs/development/libraries/docopt_cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/docopt_cpp/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "0.6.2";
-  name = "docopt.cpp-${version}";
+  pname = "docopt.cpp";
 
   src = fetchFromGitHub {
     owner = "docopt";
diff --git a/nixpkgs/pkgs/development/libraries/double-conversion/default.nix b/nixpkgs/pkgs/development/libraries/double-conversion/default.nix
index 095697762ddd..bc4bc8b23524 100644
--- a/nixpkgs/pkgs/development/libraries/double-conversion/default.nix
+++ b/nixpkgs/pkgs/development/libraries/double-conversion/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "double-conversion-${version}";
+  pname = "double-conversion";
   version = "3.1.5";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/drumstick/default.nix b/nixpkgs/pkgs/development/libraries/drumstick/default.nix
index c85f6de0405c..756a03503b35 100644
--- a/nixpkgs/pkgs/development/libraries/drumstick/default.nix
+++ b/nixpkgs/pkgs/development/libraries/drumstick/default.nix
@@ -3,11 +3,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "drumstick-${version}";
+  pname = "drumstick";
   version = "1.1.2";
 
   src = fetchurl {
-    url = "mirror://sourceforge/drumstick/${version}/${name}.tar.bz2";
+    url = "mirror://sourceforge/drumstick/${version}/${pname}-${version}.tar.bz2";
     sha256 = "0kljqyqj7s1i2z52i24x7ail1bywn6dcxxfbad5c59drm8wv94bp";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/dssi/default.nix b/nixpkgs/pkgs/development/libraries/dssi/default.nix
index 9be19f51e7e8..779e6b077625 100644
--- a/nixpkgs/pkgs/development/libraries/dssi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dssi/default.nix
@@ -3,11 +3,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "dssi-${version}";
+  pname = "dssi";
   version = "1.1.1";
 
   src = fetchurl {
-    url = "mirror://sourceforge/project/dssi/dssi/${version}/${name}.tar.gz";
+    url = "mirror://sourceforge/project/dssi/dssi/${version}/${pname}-${version}.tar.gz";
     sha256 = "0kl1hzhb7cykzkrqcqgq1dk4xcgrcxv0jja251aq4z4l783jpj7j";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/dxflib/default.nix b/nixpkgs/pkgs/development/libraries/dxflib/default.nix
index 832b013123dd..8d8b41e0609b 100644
--- a/nixpkgs/pkgs/development/libraries/dxflib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dxflib/default.nix
@@ -2,9 +2,9 @@
 
 stdenv.mkDerivation rec {
   version = "3.12.2";
-  name = "dxflib-${version}";
+  pname = "dxflib";
   src = fetchurl {
-    url = "http://www.qcad.org/archives/dxflib/${name}.src.tar.gz";
+    url = "http://www.qcad.org/archives/dxflib/${pname}-${version}.src.tar.gz";
     sha256 = "20ad9991eec6b0f7a3cc7c500c044481a32110cdc01b65efa7b20d5ff9caefa9";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/dyncall/default.nix b/nixpkgs/pkgs/development/libraries/dyncall/default.nix
index 704f5c51c9c9..a6ff37bee97a 100644
--- a/nixpkgs/pkgs/development/libraries/dyncall/default.nix
+++ b/nixpkgs/pkgs/development/libraries/dyncall/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "dyncall-${version}";
+  pname = "dyncall";
   version = "1.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/easyloggingpp/default.nix b/nixpkgs/pkgs/development/libraries/easyloggingpp/default.nix
index 4ca9eab51bbe..028cd221614b 100644
--- a/nixpkgs/pkgs/development/libraries/easyloggingpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/easyloggingpp/default.nix
@@ -3,7 +3,7 @@
 # add_executable(main src/main.cpp ${EASYLOGGINGPP_PREFIX}/include/easylogging++.cc)
 { stdenv, fetchFromGitHub, cmake, gtest }:
 stdenv.mkDerivation rec {
-  name = "easyloggingpp-${version}";
+  pname = "easyloggingpp";
   version = "9.96.7";
   src = fetchFromGitHub {
     owner = "muflihun";
diff --git a/nixpkgs/pkgs/development/libraries/eccodes/default.nix b/nixpkgs/pkgs/development/libraries/eccodes/default.nix
index 78f80d2baf42..a9a77f6a9daf 100644
--- a/nixpkgs/pkgs/development/libraries/eccodes/default.nix
+++ b/nixpkgs/pkgs/development/libraries/eccodes/default.nix
@@ -5,7 +5,7 @@
 , enableOpenMPThreads ? false}:
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "eccodes-${version}";
+  pname = "eccodes";
   version = "2.12.5";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/eclib/default.nix b/nixpkgs/pkgs/development/libraries/eclib/default.nix
index 62f04e061cfa..71229909431e 100644
--- a/nixpkgs/pkgs/development/libraries/eclib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/eclib/default.nix
@@ -13,7 +13,6 @@
 assert withFlint -> flint != null;
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "eclib";
   version = "20190226"; # upgrade might break the sage interface
   # sage tests to run:
diff --git a/nixpkgs/pkgs/development/libraries/editline/default.nix b/nixpkgs/pkgs/development/libraries/editline/default.nix
index 6dfd4edd0716..5f9c72f04afe 100644
--- a/nixpkgs/pkgs/development/libraries/editline/default.nix
+++ b/nixpkgs/pkgs/development/libraries/editline/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "editline-${version}";
+  pname = "editline";
   version = "1.16.1";
   src = fetchFromGitHub {
     owner = "troglobit";
diff --git a/nixpkgs/pkgs/development/libraries/eigen/default.nix b/nixpkgs/pkgs/development/libraries/eigen/default.nix
index 6aec15f976bb..63e2707917a5 100644
--- a/nixpkgs/pkgs/development/libraries/eigen/default.nix
+++ b/nixpkgs/pkgs/development/libraries/eigen/default.nix
@@ -4,7 +4,8 @@ let
   version = "3.3.7";
 in
 stdenv.mkDerivation {
-  name = "eigen-${version}";
+  pname = "eigen";
+  inherit version;
 
   src = fetchurl {
     url = "https://bitbucket.org/eigen/eigen/get/${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/elementary-cmake-modules/default.nix b/nixpkgs/pkgs/development/libraries/elementary-cmake-modules/default.nix
index 710338842f8d..566f8bfd8d15 100644
--- a/nixpkgs/pkgs/development/libraries/elementary-cmake-modules/default.nix
+++ b/nixpkgs/pkgs/development/libraries/elementary-cmake-modules/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchFromGitHub, cmake, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "elementary-cmake-modules-${version}";
+  pname = "elementary-cmake-modules";
   version = "0.1.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/embree/2.x.nix b/nixpkgs/pkgs/development/libraries/embree/2.x.nix
index c973c2bd9449..4fc85aee69f6 100644
--- a/nixpkgs/pkgs/development/libraries/embree/2.x.nix
+++ b/nixpkgs/pkgs/development/libraries/embree/2.x.nix
@@ -3,7 +3,7 @@ openimageio, libjpeg, libpng, libpthreadstubs, libX11
 }:
 
 stdenv.mkDerivation rec {
-  name = "embree-${version}";
+  pname = "embree";
   version = "2.17.4";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/enchant/1.x.nix b/nixpkgs/pkgs/development/libraries/enchant/1.x.nix
index b7303468cbaf..ed91f791149d 100644
--- a/nixpkgs/pkgs/development/libraries/enchant/1.x.nix
+++ b/nixpkgs/pkgs/development/libraries/enchant/1.x.nix
@@ -1,12 +1,11 @@
 { stdenv, fetchurl, aspell, pkgconfig, glib, hunspell, hspell }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   version = "1.6.1";
   pname = "enchant";
 
   src = fetchurl {
-    url = "https://github.com/AbiWord/${pname}/releases/download/${pname}-1-6-1/${name}.tar.gz";
+    url = "https://github.com/AbiWord/${pname}/releases/download/${pname}-1-6-1/${pname}-${version}.tar.gz";
     sha256 = "1xg3m7mniyqyff8qv46jbfwgchb6di6qxdjnd5sfir7jzv0dkw5y";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/enchant/2.x.nix b/nixpkgs/pkgs/development/libraries/enchant/2.x.nix
index 8b559bd03c82..3f46390c12ba 100644
--- a/nixpkgs/pkgs/development/libraries/enchant/2.x.nix
+++ b/nixpkgs/pkgs/development/libraries/enchant/2.x.nix
@@ -1,23 +1,24 @@
-{ stdenv, fetchurl, aspell, pkgconfig, glib, hunspell, hspell }:
+{ stdenv, fetchurl, aspell, pkgconfig, glib, hunspell, hspell, unittest-cpp }:
 
-let
-  version = "2.2.3";
+stdenv.mkDerivation rec {
   pname = "enchant";
-in stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
+  version = "2.2.4";
 
   outputs = [ "out" "dev" ];
 
   src = fetchurl {
-    url = "https://github.com/AbiWord/${pname}/releases/download/v${version}/${name}.tar.gz";
-    sha256 = "0v87p1ls0gym95qirijpclk650sjbkcjjl6ssk059zswcwaykn5b";
+    url = "https://github.com/AbiWord/${pname}/releases/download/v${version}/${pname}-${version}.tar.gz";
+    sha256 = "1p6a3qmrh8bjzds6x7rg9da0ir44gg804jzkf634h39wsa4vdmpm";
   };
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ glib hunspell ];
+  checkInputs = [ unittest-cpp ];
   propagatedBuildInputs = [ hspell aspell ]; # libtool puts it to la file
 
-  doCheck = false; # fails to compile with with "UnitTest++.h: No such file or directory"
+  enableParallelBuilding = true;
+
+  doCheck = false; # https://github.com/AbiWord/enchant/issues/219
 
   meta = with stdenv.lib; {
     description = "Generic spell checking library";
diff --git a/nixpkgs/pkgs/development/libraries/epoxy/default.nix b/nixpkgs/pkgs/development/libraries/epoxy/default.nix
index c4285eadabc0..d45767058bb7 100644
--- a/nixpkgs/pkgs/development/libraries/epoxy/default.nix
+++ b/nixpkgs/pkgs/development/libraries/epoxy/default.nix
@@ -5,7 +5,7 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "epoxy-${version}";
+  pname = "epoxy";
   version = "1.5.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/exempi/default.nix b/nixpkgs/pkgs/development/libraries/exempi/default.nix
index 3bc5270f0537..22c812ba4c21 100644
--- a/nixpkgs/pkgs/development/libraries/exempi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/exempi/default.nix
@@ -1,24 +1,14 @@
 { stdenv, fetchurl, fetchpatch, expat, zlib, boost, libiconv, darwin }:
 
 stdenv.mkDerivation rec {
-  name = "exempi-2.4.5";
+  pname = "exempi";
+  version = "2.5.1";
 
   src = fetchurl {
-    url = "https://libopenraw.freedesktop.org/download/${name}.tar.bz2";
+    url = "https://libopenraw.freedesktop.org/download/${pname}-${version}.tar.bz2";
     sha256 = "07i29xmg8bqriviaf4vi1mwha4lrw85kfla29cfym14fp3z8aqa0";
   };
 
-  patches = [
-    # CVE-2018-12648
-    # https://gitlab.freedesktop.org/libopenraw/exempi/issues/9
-    # remove with exempi > 2.4.5
-    (fetchpatch {
-      name = "CVE-2018-12648.patch";
-      url = https://gitlab.freedesktop.org/libopenraw/exempi/commit/8ed2f034705fd2d032c81383eee8208fd4eee0ac.patch;
-      sha256 = "1nh8irk5p26868875wq5n8g92xp4crfb8fdd8gyna76ldyzqqx9q";
-    })
-  ];
-
   configureFlags = [
     "--with-boost=${boost.dev}"
   ];
diff --git a/nixpkgs/pkgs/development/libraries/exosip/default.nix b/nixpkgs/pkgs/development/libraries/exosip/default.nix
index 332504e46b54..4968c38bfd33 100644
--- a/nixpkgs/pkgs/development/libraries/exosip/default.nix
+++ b/nixpkgs/pkgs/development/libraries/exosip/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, libosip, openssl, pkgconfig, fetchpatch }:
 
 stdenv.mkDerivation rec {
- name = "libexosip2-${version}";
+ pname = "libexosip2";
  version = "4.1.0";
 
  src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/faac/default.nix b/nixpkgs/pkgs/development/libraries/faac/default.nix
index c568a670f553..7a5afd8e8018 100644
--- a/nixpkgs/pkgs/development/libraries/faac/default.nix
+++ b/nixpkgs/pkgs/development/libraries/faac/default.nix
@@ -7,11 +7,11 @@ assert mp4v2Support -> (mp4v2 != null);
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "faac-${version}";
+  pname = "faac";
   version = "1.29.9.2";
 
   src = fetchurl {
-    url = "mirror://sourceforge/faac/${name}.tar.gz";
+    url = "mirror://sourceforge/faac/${pname}-${version}.tar.gz";
     sha256 = "0wf781vp7rzmxkx5h0w8j2i4xc63iixxikgbvvkdljbwhffj0pyl";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/faad2/default.nix b/nixpkgs/pkgs/development/libraries/faad2/default.nix
index e7e4835d2ed3..29c0252482ea 100644
--- a/nixpkgs/pkgs/development/libraries/faad2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/faad2/default.nix
@@ -4,11 +4,11 @@
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "faad2-${version}";
+  pname = "faad2";
   version = "2.8.8";
 
   src = fetchurl {
-    url = "mirror://sourceforge/faac/${name}.tar.gz";
+    url = "mirror://sourceforge/faac/${pname}-${version}.tar.gz";
     sha256 = "1db37ydb6mxhshbayvirm5vz6j361bjim4nkpwjyhmy4ddfinmhl";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/farbfeld/default.nix b/nixpkgs/pkgs/development/libraries/farbfeld/default.nix
index c23fc0bc59f6..a29cbb9bbd11 100644
--- a/nixpkgs/pkgs/development/libraries/farbfeld/default.nix
+++ b/nixpkgs/pkgs/development/libraries/farbfeld/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchgit, makeWrapper, file, libpng, libjpeg }:
 
 stdenv.mkDerivation rec {
-  name = "farbfeld-${version}";
+  pname = "farbfeld";
   version = "4";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/fastjson/default.nix b/nixpkgs/pkgs/development/libraries/fastjson/default.nix
index bac867978f43..75d9146c3357 100644
--- a/nixpkgs/pkgs/development/libraries/fastjson/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fastjson/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "0.99.8";
-  name = "fastjson-${version}";
+  pname = "fastjson";
   src = fetchFromGitHub {
     repo = "libfastjson";
     owner = "rsyslog";
diff --git a/nixpkgs/pkgs/development/libraries/fcgi/default.nix b/nixpkgs/pkgs/development/libraries/fcgi/default.nix
index de78647dc483..5eb7e3866ce6 100644
--- a/nixpkgs/pkgs/development/libraries/fcgi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fcgi/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, fetchpatch }:
 
 stdenv.mkDerivation rec {
-  name = "fcgi-${version}";
+  pname = "fcgi";
   version = "2.4.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/fdk-aac/default.nix b/nixpkgs/pkgs/development/libraries/fdk-aac/default.nix
index 9b7cea3ebbcb..70269002e2fe 100644
--- a/nixpkgs/pkgs/development/libraries/fdk-aac/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fdk-aac/default.nix
@@ -4,11 +4,11 @@
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "fdk-aac-${version}";
+  pname = "fdk-aac";
   version = "2.0.0";
 
   src = fetchurl {
-    url = "mirror://sourceforge/opencore-amr/fdk-aac/${name}.tar.gz";
+    url = "mirror://sourceforge/opencore-amr/fdk-aac/${pname}-${version}.tar.gz";
     sha256 = "0v6rbyw9f9lpfvcg3v1qyapga5hqfnb3wp3x5yaxpwcgjw7ydmpp";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/fflas-ffpack/1.nix b/nixpkgs/pkgs/development/libraries/fflas-ffpack/1.nix
index eae0326c832f..4a276db12c02 100644
--- a/nixpkgs/pkgs/development/libraries/fflas-ffpack/1.nix
+++ b/nixpkgs/pkgs/development/libraries/fflas-ffpack/1.nix
@@ -1,6 +1,5 @@
 {stdenv, fetchurl, autoreconfHook, givaro_3_7, pkgconfig, openblas, gmpxx}:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "fflas-ffpack";
   version = "1.6.0";
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/fflas-ffpack/default.nix b/nixpkgs/pkgs/development/libraries/fflas-ffpack/default.nix
index a67210e860cd..858bc2093916 100644
--- a/nixpkgs/pkgs/development/libraries/fflas-ffpack/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fflas-ffpack/default.nix
@@ -2,7 +2,6 @@
 , gmpxx
 }:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "fflas-ffpack";
   version = "2.4.0";
 
diff --git a/nixpkgs/pkgs/development/libraries/ffmpeg-full/default.nix b/nixpkgs/pkgs/development/libraries/ffmpeg-full/default.nix
index 28ab53feebdd..3b1aeeebaabd 100644
--- a/nixpkgs/pkgs/development/libraries/ffmpeg-full/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ffmpeg-full/default.nix
@@ -237,7 +237,7 @@ assert openglExtlib -> libGLU_combined != null;
 assert opensslExtlib -> gnutls == null && openssl != null && nonfreeLicensing;
 
 stdenv.mkDerivation rec {
-  name = "ffmpeg-full-${version}";
+  pname = "ffmpeg-full";
   version = "4.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/ffmpeg-sixel/default.nix b/nixpkgs/pkgs/development/libraries/ffmpeg-sixel/default.nix
index 4607d3e2f197..439342a50b85 100644
--- a/nixpkgs/pkgs/development/libraries/ffmpeg-sixel/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ffmpeg-sixel/default.nix
@@ -3,7 +3,7 @@
 
 stdenv.mkDerivation rec {
 
-  name = "ffmpeg-sixel-${version}";
+  pname = "ffmpeg-sixel";
   version = "nightly-2.3.x";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/ffmpeg/generic.nix b/nixpkgs/pkgs/development/libraries/ffmpeg/generic.nix
index 72929e127bcc..84260f3f57c7 100644
--- a/nixpkgs/pkgs/development/libraries/ffmpeg/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/ffmpeg/generic.nix
@@ -65,11 +65,11 @@ assert openglSupport -> libGLU_combined != null;
 
 stdenv.mkDerivation rec {
 
-  name = "ffmpeg-${version}";
+  pname = "ffmpeg";
   inherit version;
 
   src = fetchurl {
-    url = "https://www.ffmpeg.org/releases/${name}.tar.bz2";
+    url = "https://www.ffmpeg.org/releases/${pname}-${version}.tar.bz2";
     inherit sha256;
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/ffmpegthumbnailer/default.nix b/nixpkgs/pkgs/development/libraries/ffmpegthumbnailer/default.nix
index a1cc11fb8c1e..45238690fe03 100644
--- a/nixpkgs/pkgs/development/libraries/ffmpegthumbnailer/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ffmpegthumbnailer/default.nix
@@ -2,7 +2,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "ffmpegthumbnailer-${version}";
+  pname = "ffmpegthumbnailer";
   version = "2.2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/ffms/default.nix b/nixpkgs/pkgs/development/libraries/ffms/default.nix
index 1ad861fc63d8..c404a12f3dfd 100644
--- a/nixpkgs/pkgs/development/libraries/ffms/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ffms/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, zlib, ffmpeg, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "ffms-${version}";
+  pname = "ffms";
   version = "2.23";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/filter-audio/default.nix b/nixpkgs/pkgs/development/libraries/filter-audio/default.nix
index 4a2bed6b4979..07f1c7ec917a 100644
--- a/nixpkgs/pkgs/development/libraries/filter-audio/default.nix
+++ b/nixpkgs/pkgs/development/libraries/filter-audio/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "filter-audio-${version}";
+  pname = "filter-audio";
   version = "0.0.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/flatbuffers/default.nix b/nixpkgs/pkgs/development/libraries/flatbuffers/default.nix
index 504b58b6aa4d..d96ceb5d26b8 100644
--- a/nixpkgs/pkgs/development/libraries/flatbuffers/default.nix
+++ b/nixpkgs/pkgs/development/libraries/flatbuffers/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "flatbuffers-${version}";
+  pname = "flatbuffers";
   version = "1.10.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/flint/default.nix b/nixpkgs/pkgs/development/libraries/flint/default.nix
index d92a0c61aab8..20a80119b136 100644
--- a/nixpkgs/pkgs/development/libraries/flint/default.nix
+++ b/nixpkgs/pkgs/development/libraries/flint/default.nix
@@ -12,7 +12,7 @@
 assert withBlas -> openblas != null;
 
 stdenv.mkDerivation rec {
-  name = "flint-${version}";
+  pname = "flint";
   version = "2.5.2"; # remove libflint.so.MAJOR patch when updating
   src = fetchurl {
     url = "http://www.flintlib.org/flint-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/fltk/1.4.nix b/nixpkgs/pkgs/development/libraries/fltk/1.4.nix
index cad4419a26cc..eebe119d142f 100644
--- a/nixpkgs/pkgs/development/libraries/fltk/1.4.nix
+++ b/nixpkgs/pkgs/development/libraries/fltk/1.4.nix
@@ -8,7 +8,8 @@ let
 in
 
 stdenv.mkDerivation {
-  name = "fltk-${version}";
+  pname = "fltk";
+  inherit version;
 
   src = fetchurl {
     url = "http://fltk.org/pub/fltk/snapshots/fltk-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/fltk/default.nix b/nixpkgs/pkgs/development/libraries/fltk/default.nix
index bb9f8fe76c9d..a22b5eef8d2e 100644
--- a/nixpkgs/pkgs/development/libraries/fltk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fltk/default.nix
@@ -8,7 +8,8 @@ let
 in
 
 stdenv.mkDerivation {
-  name = "fltk-${version}";
+  pname = "fltk";
+  inherit version;
 
   src = fetchurl {
     url = "http://fltk.org/pub/fltk/${version}/fltk-${version}-source.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/fmt/default.nix b/nixpkgs/pkgs/development/libraries/fmt/default.nix
index 2cfc87d6a2e5..6ade5eb833a9 100644
--- a/nixpkgs/pkgs/development/libraries/fmt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fmt/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "5.3.0";
-  name = "fmt-${version}";
+  pname = "fmt";
 
   src = fetchFromGitHub {
     owner = "fmtlib";
diff --git a/nixpkgs/pkgs/development/libraries/folly/default.nix b/nixpkgs/pkgs/development/libraries/folly/default.nix
index a2c3d41d35d1..b072df506a99 100644
--- a/nixpkgs/pkgs/development/libraries/folly/default.nix
+++ b/nixpkgs/pkgs/development/libraries/folly/default.nix
@@ -2,7 +2,7 @@
 , gflags, libiberty, openssl }:
 
 stdenv.mkDerivation rec {
-  name = "folly-${version}";
+  pname = "folly";
   version = "2019.08.05.00";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/fontconfig-ultimate/default.nix b/nixpkgs/pkgs/development/libraries/fontconfig-ultimate/default.nix
index 9aeb12344ece..b95d6dd559d4 100644
--- a/nixpkgs/pkgs/development/libraries/fontconfig-ultimate/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fontconfig-ultimate/default.nix
@@ -2,7 +2,8 @@
 
 let version = "2016-04-23"; in
 stdenv.mkDerivation {
-  name = "fontconfig-ultimate-${version}";
+  pname = "fontconfig-ultimate";
+  inherit version;
 
   src = fetchFromGitHub {
     sha256 = "1rd2n60l8bamx84q3l91pd9a0wz9h7p6ajvx1dw22qn8rah4h498";
diff --git a/nixpkgs/pkgs/development/libraries/fontconfig/default.nix b/nixpkgs/pkgs/development/libraries/fontconfig/default.nix
index f730e3e3408f..186560ae101f 100644
--- a/nixpkgs/pkgs/development/libraries/fontconfig/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fontconfig/default.nix
@@ -17,11 +17,11 @@ let
   configVersion = "2.11"; # bump whenever fontconfig breaks compatibility with older configurations
 in
 stdenv.mkDerivation rec {
-  name = "fontconfig-${version}";
+  pname = "fontconfig";
   version = "2.12.6";
 
   src = fetchurl {
-    url = "http://fontconfig.org/release/${name}.tar.bz2";
+    url = "http://fontconfig.org/release/${pname}-${version}.tar.bz2";
     sha256 = "05zh65zni11kgnhg726gjbrd55swspdvhqbcnj5a5xh8gn03036g";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/fox/default.nix b/nixpkgs/pkgs/development/libraries/fox/default.nix
index 40430f34334c..fa4a8c23e2fb 100644
--- a/nixpkgs/pkgs/development/libraries/fox/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fox/default.nix
@@ -2,11 +2,11 @@
 , CoreServices ? null }:
 
 stdenv.mkDerivation rec {
-  name = "fox-${version}";
+  pname = "fox";
   version = "1.7.9";
 
   src = fetchurl {
-    url = "ftp://ftp.fox-toolkit.org/pub/${name}.tar.gz";
+    url = "ftp://ftp.fox-toolkit.org/pub/${pname}-${version}.tar.gz";
     sha256 = "1jb9368xsin3ppdf6979n5s7in3s9klbxqbwcp0z8misjixl7nzg";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/fox/fox-1.6.nix b/nixpkgs/pkgs/development/libraries/fox/fox-1.6.nix
index 4f1e0eaee7fb..af387b7232f4 100644
--- a/nixpkgs/pkgs/development/libraries/fox/fox-1.6.nix
+++ b/nixpkgs/pkgs/development/libraries/fox/fox-1.6.nix
@@ -7,10 +7,11 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "fox-${version}";
+  pname = "fox";
+  inherit version;
 
   src = fetchurl {
-    url = "ftp://ftp.fox-toolkit.org/pub/${name}.tar.gz";
+    url = "ftp://ftp.fox-toolkit.org/pub/${pname}-${version}.tar.gz";
     sha256 = "08w98m6wjadraw1pi13igzagly4b2nfa57kdqdnkjfhgkvg1bvv5";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/fplll/20160331.nix b/nixpkgs/pkgs/development/libraries/fplll/20160331.nix
index 952ecb0eadeb..1fd18254e10f 100644
--- a/nixpkgs/pkgs/development/libraries/fplll/20160331.nix
+++ b/nixpkgs/pkgs/development/libraries/fplll/20160331.nix
@@ -2,7 +2,6 @@
 , gmp, mpfr
 }:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "fplll";
   version = "20160331";
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/fplll/default.nix b/nixpkgs/pkgs/development/libraries/fplll/default.nix
index 063217a45047..f06f7bf4a02f 100644
--- a/nixpkgs/pkgs/development/libraries/fplll/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fplll/default.nix
@@ -2,7 +2,6 @@
 , gmp, mpfr
 }:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "fplll";
   version = "5.2.1";
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/frame/default.nix b/nixpkgs/pkgs/development/libraries/frame/default.nix
index e15626a160e2..feccfd1bfd2b 100644
--- a/nixpkgs/pkgs/development/libraries/frame/default.nix
+++ b/nixpkgs/pkgs/development/libraries/frame/default.nix
@@ -2,10 +2,10 @@
 ,  stdenv, fetchurl, pkgconfig, xorg }:
 
 stdenv.mkDerivation rec {
-  name = "frame-${version}";
+  pname = "frame";
   version = "2.5.0";
   src = fetchurl {
-    url = "https://launchpad.net/frame/trunk/v${version}/+download/${name}.tar.xz";
+    url = "https://launchpad.net/frame/trunk/v${version}/+download/${pname}-${version}.tar.xz";
     sha256 = "bc2a20cd3ac1e61fe0461bd3ee8cb250dbcc1fa511fad0686d267744e9c78f3a";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/freeglut/default.nix b/nixpkgs/pkgs/development/libraries/freeglut/default.nix
index c34d9591d386..8412248b6170 100644
--- a/nixpkgs/pkgs/development/libraries/freeglut/default.nix
+++ b/nixpkgs/pkgs/development/libraries/freeglut/default.nix
@@ -2,7 +2,8 @@
 
 let version = "3.0.0";
 in stdenv.mkDerivation {
-  name = "freeglut-${version}";
+  pname = "freeglut";
+  inherit version;
 
   src = fetchurl {
     url = "mirror://sourceforge/freeglut/freeglut-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/freenect/default.nix b/nixpkgs/pkgs/development/libraries/freenect/default.nix
index 3771880d3608..41480789a08a 100644
--- a/nixpkgs/pkgs/development/libraries/freenect/default.nix
+++ b/nixpkgs/pkgs/development/libraries/freenect/default.nix
@@ -3,7 +3,7 @@
  }:
 
 stdenv.mkDerivation rec {
-  name = "freenect-${version}";
+  pname = "freenect";
   version = "0.5.7";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/freetds/default.nix b/nixpkgs/pkgs/development/libraries/freetds/default.nix
index ee63ce2f2f9e..0ff9cea3d27c 100644
--- a/nixpkgs/pkgs/development/libraries/freetds/default.nix
+++ b/nixpkgs/pkgs/development/libraries/freetds/default.nix
@@ -7,11 +7,11 @@ assert odbcSupport -> unixODBC != null;
 # Work is in progress to move to cmake so revisit that later
 
 stdenv.mkDerivation rec {
-  name = "freetds-${version}";
+  pname = "freetds";
   version = "1.1.6";
 
   src = fetchurl {
-    url    = "https://www.freetds.org/files/stable/${name}.tar.bz2";
+    url    = "https://www.freetds.org/files/stable/${pname}-${version}.tar.bz2";
     sha256 = "18rry59npbhxpzjb0l3ib7zlnlzj43srb5adcm65wyklklsh0gn2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/frei0r/default.nix b/nixpkgs/pkgs/development/libraries/frei0r/default.nix
index cdeddd82b71d..560855c908b1 100644
--- a/nixpkgs/pkgs/development/libraries/frei0r/default.nix
+++ b/nixpkgs/pkgs/development/libraries/frei0r/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, autoconf, cairo, opencv, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "frei0r-plugins-${version}";
+  pname = "frei0r-plugins";
   version = "1.6.1";
 
   src = fetchurl {
-    url = "https://files.dyne.org/frei0r/releases/${name}.tar.gz";
+    url = "https://files.dyne.org/frei0r/releases/${pname}-${version}.tar.gz";
     sha256 = "0pji26fpd0dqrx1akyhqi6729s394irl73dacnyxk58ijqq4dhp0";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/fribidi/default.nix b/nixpkgs/pkgs/development/libraries/fribidi/default.nix
index b60f4be245e2..9798347eaddf 100644
--- a/nixpkgs/pkgs/development/libraries/fribidi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fribidi/default.nix
@@ -1,7 +1,6 @@
 { stdenv
 , fetchurl
 , fetchpatch
-
 , meson
 , ninja
 , pkgconfig
@@ -10,7 +9,6 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "fribidi";
   version = "1.0.5";
 
@@ -18,7 +16,7 @@ stdenv.mkDerivation rec {
 
   # NOTE: 2018-06-06 v1.0.5: Only URL tarball has "Have pre-generated man pages: true", which works-around upstream usage of some rare ancient `c2man` fossil application.
   src = fetchurl {
-    url = "https://github.com/${pname}/${pname}/releases/download/v${version}/${name}.tar.bz2";
+    url = "https://github.com/fribidi/fribidi/releases/download/v${version}/${pname}-${version}.tar.bz2";
     sha256 = "1kp4b1hpx2ky20ixgy2xhj5iygfl7ps5k9kglh1z5i7mhykg4r3a";
   };
 
@@ -33,10 +31,11 @@ stdenv.mkDerivation rec {
     patchShebangs test
   '';
 
-  nativeBuildInputs = [ meson ninja pkgconfig ];
-  buildInputs = stdenv.lib.optional stdenv.isDarwin fixDarwinDylibNames;
+  nativeBuildInputs = [ meson ninja pkgconfig ]
+    ++ stdenv.lib.optional stdenv.isDarwin fixDarwinDylibNames;
 
-  checkInptus = [ python3 ];
+  doCheck = true;
+  checkInputs = [ python3 ];
 
   meta = with stdenv.lib; {
     homepage = https://github.com/fribidi/fribidi;
diff --git a/nixpkgs/pkgs/development/libraries/fstrcmp/default.nix b/nixpkgs/pkgs/development/libraries/fstrcmp/default.nix
index 68f3c9d0ee59..5e8197d5e81a 100644
--- a/nixpkgs/pkgs/development/libraries/fstrcmp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fstrcmp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchzip, libtool, ghostscript, groff }:
 
 stdenv.mkDerivation rec {
-  name = "fstrcmp-${version}";
+  pname = "fstrcmp";
   version = "0.7";
 
   src = fetchzip {
diff --git a/nixpkgs/pkgs/development/libraries/fstrm/default.nix b/nixpkgs/pkgs/development/libraries/fstrm/default.nix
index 3fcf218d6b56..380f64cf523f 100644
--- a/nixpkgs/pkgs/development/libraries/fstrm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/fstrm/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, libevent, openssl }:
 
 stdenv.mkDerivation rec {
-  name = "fstrm-${version}";
+  pname = "fstrm";
   version = "0.5.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/gbenchmark/default.nix b/nixpkgs/pkgs/development/libraries/gbenchmark/default.nix
index 7e35ed2e5309..a990da4b010e 100644
--- a/nixpkgs/pkgs/development/libraries/gbenchmark/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gbenchmark/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, gtest }:
 
 stdenv.mkDerivation rec {
-  name = "gbenchmark-${version}";
+  pname = "gbenchmark";
   version = "1.5.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/gcc/libstdc++/5.nix b/nixpkgs/pkgs/development/libraries/gcc/libstdc++/5.nix
index 4762d1fb119f..2589b6cfa16b 100644
--- a/nixpkgs/pkgs/development/libraries/gcc/libstdc++/5.nix
+++ b/nixpkgs/pkgs/development/libraries/gcc/libstdc++/5.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, fetchpatch, flex, bison, file }:
 
 stdenv.mkDerivation rec {
-  name = "libstdc++5-${version}";
+  pname = "libstdc++5";
   version = "3.3.6";
 
   src = [
diff --git a/nixpkgs/pkgs/development/libraries/gd/default.nix b/nixpkgs/pkgs/development/libraries/gd/default.nix
index 5ceded0546c5..6f57d735980d 100644
--- a/nixpkgs/pkgs/development/libraries/gd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gd/default.nix
@@ -11,11 +11,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gd-${version}";
+  pname = "gd";
   version = "2.2.5";
 
   src = fetchurl {
-    url = "https://github.com/libgd/libgd/releases/download/${name}/libgd-${version}.tar.xz";
+    url = "https://github.com/libgd/libgd/releases/download/${pname}-${version}/libgd-${version}.tar.xz";
     sha256 = "0lfy5f241sbv8s3splm2zqiaxv7lxrcshh875xryryk7yk5jqc4c";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gdal/2.4.0.nix b/nixpkgs/pkgs/development/libraries/gdal/2.4.0.nix
index 14113d8b87eb..baf847d4e0a2 100644
--- a/nixpkgs/pkgs/development/libraries/gdal/2.4.0.nix
+++ b/nixpkgs/pkgs/development/libraries/gdal/2.4.0.nix
@@ -8,11 +8,11 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "gdal-${version}";
+  pname = "gdal";
   version = "2.4.0";
 
   src = fetchurl {
-    url = "https://download.osgeo.org/gdal/${version}/${name}.tar.xz";
+    url = "https://download.osgeo.org/gdal/${version}/${pname}-${version}.tar.xz";
     sha256 = "09qgy36z0jc9w05373m4n0vm4j54almdzql6z9p9zr9pdp61syf3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gdal/default.nix b/nixpkgs/pkgs/development/libraries/gdal/default.nix
index 0db16e2efe3a..413d4e19dde7 100644
--- a/nixpkgs/pkgs/development/libraries/gdal/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gdal/default.nix
@@ -8,7 +8,7 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "gdal-${version}";
+  pname = "gdal";
   version = "3.0.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/gdal/gdal-1_11.nix b/nixpkgs/pkgs/development/libraries/gdal/gdal-1_11.nix
index 40308a957915..a65740534146 100644
--- a/nixpkgs/pkgs/development/libraries/gdal/gdal-1_11.nix
+++ b/nixpkgs/pkgs/development/libraries/gdal/gdal-1_11.nix
@@ -3,11 +3,11 @@
 , libpng }:
 
 stdenv.mkDerivation rec {
-  name = "gdal-${version}";
+  pname = "gdal";
   version = "1.11.5";
 
   src = fetchurl {
-    url = "https://download.osgeo.org/gdal/${version}/${name}.tar.xz";
+    url = "https://download.osgeo.org/gdal/${version}/${pname}-${version}.tar.xz";
     sha256 = "0hphxzvy23v3vqxx1y22hhhg4cypihrb8555y12nb4mrhzlw7zfl";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gdata-sharp/default.nix b/nixpkgs/pkgs/development/libraries/gdata-sharp/default.nix
index a9b79dac7b88..b7043b61c8a6 100644
--- a/nixpkgs/pkgs/development/libraries/gdata-sharp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gdata-sharp/default.nix
@@ -3,7 +3,7 @@
 let
   newtonsoft-json = dotnetPackages.NewtonsoftJson;
 in stdenv.mkDerivation rec {
-  name = "gdata-sharp-${version}";
+  pname = "gdata-sharp";
   version = "2.2.0.0";
 
   src = fetchsvn {
diff --git a/nixpkgs/pkgs/development/libraries/gdcm/default.nix b/nixpkgs/pkgs/development/libraries/gdcm/default.nix
index fa99dbe1d9fa..29a30a1b157d 100644
--- a/nixpkgs/pkgs/development/libraries/gdcm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gdcm/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "3.0.1";
-  name = "gdcm-${version}";
+  pname = "gdcm";
 
   src = fetchurl {
-    url = "mirror://sourceforge/gdcm/${name}.tar.bz2";
+    url = "mirror://sourceforge/gdcm/${pname}-${version}.tar.bz2";
     sha256 = "1n206rr28f9ysd5yns6hc6vxwhwj1ck59p2j1wqyclm60zr84isq";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gecode/3.nix b/nixpkgs/pkgs/development/libraries/gecode/3.nix
index 32e1163e0f07..0d96b9b5a924 100644
--- a/nixpkgs/pkgs/development/libraries/gecode/3.nix
+++ b/nixpkgs/pkgs/development/libraries/gecode/3.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, bash, perl }:
 
 stdenv.mkDerivation rec {
-  name = "gecode-${version}";
+  pname = "gecode";
   version = "3.7.3";
 
   src = fetchurl {
-    url = "http://www.gecode.org/download/${name}.tar.gz";
+    url = "http://www.gecode.org/download/${pname}-${version}.tar.gz";
     sha256 = "0k45jas6p3cyldgyir1314ja3174sayn2h2ly3z9b4dl3368pk77";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gecode/default.nix b/nixpkgs/pkgs/development/libraries/gecode/default.nix
index 9a6b5d9cf273..454e811447a1 100644
--- a/nixpkgs/pkgs/development/libraries/gecode/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gecode/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, bison, flex, perl, gmp, mpfr, enableGist ? true, qtbase }:
 
 stdenv.mkDerivation rec {
-  name = "gecode-${version}";
+  pname = "gecode";
   version = "6.2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/geis/default.nix b/nixpkgs/pkgs/development/libraries/geis/default.nix
index 4b9f67b7aaf8..97b9ba087e28 100644
--- a/nixpkgs/pkgs/development/libraries/geis/default.nix
+++ b/nixpkgs/pkgs/development/libraries/geis/default.nix
@@ -21,11 +21,11 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "geis-${version}";
+  pname = "geis";
   version = "2.2.17";
 
   src = fetchurl {
-    url = "https://launchpad.net/geis/trunk/${version}/+download/${name}.tar.xz";
+    url = "https://launchpad.net/geis/trunk/${version}/+download/${pname}-${version}.tar.xz";
     sha256 = "1svhbjibm448ybq6gnjjzj0ak42srhihssafj0w402aj71lgaq4a";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/getdata/default.nix b/nixpkgs/pkgs/development/libraries/getdata/default.nix
index 22e7d216e6cd..0e0477cd24da 100644
--- a/nixpkgs/pkgs/development/libraries/getdata/default.nix
+++ b/nixpkgs/pkgs/development/libraries/getdata/default.nix
@@ -1,9 +1,9 @@
 { stdenv, fetchurl, libtool }:
 stdenv.mkDerivation rec {
-  name = "getdata-${version}";
+  pname = "getdata";
   version = "0.10.0";
   src = fetchurl {
-    url = "mirror://sourceforge/getdata/${name}.tar.xz";
+    url = "mirror://sourceforge/getdata/${pname}-${version}.tar.xz";
     sha256 = "18xbb32vygav9x6yz0gdklif4chjskmkgp06rwnjdf9myhia0iym";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/getdns/default.nix b/nixpkgs/pkgs/development/libraries/getdns/default.nix
index 0493071ee228..3a6c4ee1dbda 100644
--- a/nixpkgs/pkgs/development/libraries/getdns/default.nix
+++ b/nixpkgs/pkgs/development/libraries/getdns/default.nix
@@ -3,7 +3,6 @@
 
 stdenv.mkDerivation rec {
   pname = "getdns";
-  name = "${pname}-${version}";
   version = "1.5.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/gettext/default.nix b/nixpkgs/pkgs/development/libraries/gettext/default.nix
index 6eb8bae435be..9547c6c31ada 100644
--- a/nixpkgs/pkgs/development/libraries/gettext/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gettext/default.nix
@@ -2,11 +2,11 @@
 
 let allowBisonDependency = !stdenv.isDarwin; in
 stdenv.mkDerivation rec {
-  name = "gettext-${version}";
+  pname = "gettext";
   version = "0.19.8.1";
 
   src = fetchurl {
-    url = "mirror://gnu/gettext/${name}.tar.gz";
+    url = "mirror://gnu/gettext/${pname}-${version}.tar.gz";
     sha256 = "0hsw28f9q9xaggjlsdp2qmbp2rbd1mp0njzan2ld9kiqwkq2m57z";
   };
   patches = [
diff --git a/nixpkgs/pkgs/development/libraries/gf2x/default.nix b/nixpkgs/pkgs/development/libraries/gf2x/default.nix
index a00e07376c7b..b1a2524065a5 100644
--- a/nixpkgs/pkgs/development/libraries/gf2x/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gf2x/default.nix
@@ -4,7 +4,7 @@
 , optimize ? false # impure hardware optimizations
 }:
 stdenv.mkDerivation rec {
-  name = "gf2x-${version}";
+  pname = "gf2x";
   version = "1.2"; # remember to also update the url
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/gio-sharp/default.nix b/nixpkgs/pkgs/development/libraries/gio-sharp/default.nix
index b0a115eb4a51..86c5b7949a1b 100644
--- a/nixpkgs/pkgs/development/libraries/gio-sharp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gio-sharp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoconf, automake, which, pkgconfig, mono, gtk-sharp-2_0 }:
 
 stdenv.mkDerivation rec {
-  name = "gio-sharp-${version}";
+  pname = "gio-sharp";
   version = "0.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/givaro/3.7.nix b/nixpkgs/pkgs/development/libraries/givaro/3.7.nix
index 3101bc64333e..debddc6723fb 100644
--- a/nixpkgs/pkgs/development/libraries/givaro/3.7.nix
+++ b/nixpkgs/pkgs/development/libraries/givaro/3.7.nix
@@ -1,6 +1,5 @@
 {stdenv, fetchurl, automake, autoconf, libtool, autoreconfHook, gmpxx}:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "givaro";
   version = "3.7.2";
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/givaro/3.nix b/nixpkgs/pkgs/development/libraries/givaro/3.nix
index d73a448f1662..efed0926bb32 100644
--- a/nixpkgs/pkgs/development/libraries/givaro/3.nix
+++ b/nixpkgs/pkgs/development/libraries/givaro/3.nix
@@ -1,6 +1,5 @@
 {stdenv, fetchurl, automake, autoconf, libtool, autoreconfHook, gmpxx}:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "givaro";
   version = "3.8.0";
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/givaro/default.nix b/nixpkgs/pkgs/development/libraries/givaro/default.nix
index 1a97150aa48c..79fb7a8d738f 100644
--- a/nixpkgs/pkgs/development/libraries/givaro/default.nix
+++ b/nixpkgs/pkgs/development/libraries/givaro/default.nix
@@ -1,6 +1,5 @@
 { stdenv, fetchFromGitHub, automake, autoconf, libtool, autoreconfHook, gmpxx }:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "givaro";
   version = "4.1.1";
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/gl2ps/default.nix b/nixpkgs/pkgs/development/libraries/gl2ps/default.nix
index aadc6986f5ad..8b522c6e92b0 100644
--- a/nixpkgs/pkgs/development/libraries/gl2ps/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gl2ps/default.nix
@@ -3,10 +3,10 @@
 
 stdenv.mkDerivation rec {
   version = "1.4.0";
-  name = "gl2ps-${version}";
+  pname = "gl2ps";
 
   src = fetchurl {
-    url = "http://geuz.org/gl2ps/src/${name}.tgz";
+    url = "http://geuz.org/gl2ps/src/${pname}-${version}.tgz";
     sha256 = "1qpidkz8x3bxqf69hlhyz1m0jmfi9kq24fxsp7rq6wfqzinmxjq3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/glbinding/default.nix b/nixpkgs/pkgs/development/libraries/glbinding/default.nix
index d12b8a7c11d0..6498419bc27d 100644
--- a/nixpkgs/pkgs/development/libraries/glbinding/default.nix
+++ b/nixpkgs/pkgs/development/libraries/glbinding/default.nix
@@ -1,6 +1,5 @@
 { stdenv, fetchFromGitHub, cmake, libGLU, xlibsWrapper }:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "glbinding";
   version = "3.1.0";
 
diff --git a/nixpkgs/pkgs/development/libraries/glfw/3.x.nix b/nixpkgs/pkgs/development/libraries/glfw/3.x.nix
index 6944d5b9292c..2ee36d405b31 100644
--- a/nixpkgs/pkgs/development/libraries/glfw/3.x.nix
+++ b/nixpkgs/pkgs/development/libraries/glfw/3.x.nix
@@ -4,7 +4,7 @@
 
 stdenv.mkDerivation rec {
   version = "3.2.1";
-  name = "glfw-${version}";
+  pname = "glfw";
 
   src = fetchFromGitHub {
     owner = "glfw";
diff --git a/nixpkgs/pkgs/development/libraries/glib/default.nix b/nixpkgs/pkgs/development/libraries/glib/default.nix
index ecbcbea13941..48e65cc063b0 100644
--- a/nixpkgs/pkgs/development/libraries/glib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/glib/default.nix
@@ -46,15 +46,16 @@ let
   '';
 
   binPrograms = optional (!stdenv.isDarwin) "gapplication" ++ [ "gdbus" "gio" "gsettings" ];
-  version = "2.60.4";
+  version = "2.60.6";
 in
 
 stdenv.mkDerivation rec {
-  name = "glib-${version}";
+  pname = "glib";
+  inherit version;
 
   src = fetchurl {
-    url = "mirror://gnome/sources/glib/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
-    sha256 = "1p9k8z83272mkm4d4fhm5jhwhyw2basrwbz47yl5wbmrvk2ix51b";
+    url = "mirror://gnome/sources/glib/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    sha256 = "0v7vpx2md1gn0wwiirn7g4bhf2csfvcr03y96q2zv97ain6sp3zz";
   };
 
   patches = optional stdenv.isDarwin ./darwin-compilation.patch
@@ -98,8 +99,12 @@ stdenv.mkDerivation rec {
 
   LC_ALL = "en_US.UTF-8";
 
-  NIX_CFLAGS_COMPILE = (optional stdenv.isSunOS "-DBSD_COMP")
-    ++ [ "-Wno-error=nonnull" ];
+  NIX_CFLAGS_COMPILE = [
+    "-Wno-error=nonnull"
+    # Default for release buildtype but passed manually because
+    # we're using plain
+    "-DG_DISABLE_CAST_CHECKS"
+  ];
 
   postPatch = ''
     # substitute fix-gio-launch-desktop-path.patch
@@ -135,7 +140,7 @@ stdenv.mkDerivation rec {
     sed -i "$dev/bin/glib-gettextize" -e "s|^gettext_dir=.*|gettext_dir=$dev/share/glib-2.0/gettext|"
 
     # This file is *included* in gtk3 and would introduce runtime reference via __FILE__.
-    sed '1i#line 1 "${name}/include/glib-2.0/gobject/gobjectnotifyqueue.c"' \
+    sed '1i#line 1 "${pname}-${version}/include/glib-2.0/gobject/gobjectnotifyqueue.c"' \
       -i "$dev"/include/glib-2.0/gobject/gobjectnotifyqueue.c
   '' + optionalString (stdenv.hostPlatform != stdenv.buildPlatform) ''
     cp -r ${buildPackages.glib.devdoc} $devdoc
@@ -144,7 +149,7 @@ stdenv.mkDerivation rec {
   checkInputs = [ tzdata libxml2 desktop-file-utils shared-mime-info ];
 
   preCheck = optionalString doCheck ''
-    export LD_LIBRARY_PATH="$NIX_BUILD_TOP/${name}/glib/.libs:$LD_LIBRARY_PATH"
+    export LD_LIBRARY_PATH="$NIX_BUILD_TOP/${pname}-${version}/glib/.libs:$LD_LIBRARY_PATH"
     export TZDIR="${tzdata}/share/zoneinfo"
     export XDG_CACHE_HOME="$TMP"
     export XDG_RUNTIME_HOME="$TMP"
diff --git a/nixpkgs/pkgs/development/libraries/glm/default.nix b/nixpkgs/pkgs/development/libraries/glm/default.nix
index 319a0359c581..e7d4c934db81 100644
--- a/nixpkgs/pkgs/development/libraries/glm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/glm/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "0.9.8.5";
-  name = "glm-${version}";
+  pname = "glm";
 
   src = fetchzip {
-    url = "https://github.com/g-truc/glm/releases/download/${version}/${name}.zip";
+    url = "https://github.com/g-truc/glm/releases/download/${version}/${pname}-${version}.zip";
     sha256 = "0dkfj4hin3am9fxgcvwr5gj0h9y52x7wa03lfwb3q0bvaj1rsly2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/globalarrays/default.nix b/nixpkgs/pkgs/development/libraries/globalarrays/default.nix
index 269071434d57..9cb5dda507d2 100644
--- a/nixpkgs/pkgs/development/libraries/globalarrays/default.nix
+++ b/nixpkgs/pkgs/development/libraries/globalarrays/default.nix
@@ -6,7 +6,8 @@ let
   version = "5.7";
 
 in stdenv.mkDerivation {
-  name = "globalarrays-${version}";
+  pname = "globalarrays";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "GlobalArrays";
diff --git a/nixpkgs/pkgs/development/libraries/globalplatform/default.nix b/nixpkgs/pkgs/development/libraries/globalplatform/default.nix
index f01fb13c3c3e..b3cf36107afa 100644
--- a/nixpkgs/pkgs/development/libraries/globalplatform/default.nix
+++ b/nixpkgs/pkgs/development/libraries/globalplatform/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, zlib, openssl_1_0_2, pcsclite }:
 
 stdenv.mkDerivation rec {
-  name = "globalplatform-${version}";
+  pname = "globalplatform";
   version  = "6.0.0";
 
   src = fetchurl {
-    url = "mirror://sourceforge/globalplatform/${name}.tar.gz";
+    url = "mirror://sourceforge/globalplatform/${pname}-${version}.tar.gz";
     sha256 = "191s9005xbc7i90bzjk4rlw15licd6m0rls9fxli8jyymz2021zy";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/globalplatform/gppcscconnectionplugin.nix b/nixpkgs/pkgs/development/libraries/globalplatform/gppcscconnectionplugin.nix
index 87addaa99919..e01deea11752 100644
--- a/nixpkgs/pkgs/development/libraries/globalplatform/gppcscconnectionplugin.nix
+++ b/nixpkgs/pkgs/development/libraries/globalplatform/gppcscconnectionplugin.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, globalplatform, openssl_1_0_2, pcsclite }:
 
 stdenv.mkDerivation rec {
-  name = "gppcscconnectionplugin-${version}";
+  pname = "gppcscconnectionplugin";
   version  = "1.1.0";
 
   src = fetchurl {
-    url = "mirror://sourceforge/globalplatform/${name}.tar.gz";
+    url = "mirror://sourceforge/globalplatform/${pname}-${version}.tar.gz";
     sha256 = "0d3vcrh9z55rbal0dchmj661pqqrav9c400bx1c46grcl1q022ad";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/glog/default.nix b/nixpkgs/pkgs/development/libraries/glog/default.nix
index 9ae181e94530..6aa300e2b627 100644
--- a/nixpkgs/pkgs/development/libraries/glog/default.nix
+++ b/nixpkgs/pkgs/development/libraries/glog/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, perl }:
 
 stdenv.mkDerivation rec {
-  name = "glog-${version}";
+  pname = "glog";
   version = "0.4.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/gloox/default.nix b/nixpkgs/pkgs/development/libraries/gloox/default.nix
index d532e906a510..d44bcdda9aed 100644
--- a/nixpkgs/pkgs/development/libraries/gloox/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gloox/default.nix
@@ -14,7 +14,8 @@ let
   version = "1.0.22";
 in
 stdenv.mkDerivation rec {
-  name = "gloox-${version}";
+  pname = "gloox";
+  inherit version;
 
   src = fetchurl {
     url = "https://camaya.net/download/gloox-${version}.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/glpk/default.nix b/nixpkgs/pkgs/development/libraries/glpk/default.nix
index 1d35c0696d27..84a7aff71076 100644
--- a/nixpkgs/pkgs/development/libraries/glpk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/glpk/default.nix
@@ -14,10 +14,10 @@ assert withGmp -> gmp != null;
 
 stdenv.mkDerivation rec {
   version = "4.65";
-  name = "glpk-${version}";
+  pname = "glpk";
 
   src = fetchurl {
-    url = "mirror://gnu/glpk/${name}.tar.gz";
+    url = "mirror://gnu/glpk/${pname}-${version}.tar.gz";
     sha256 = "040sfaa9jclg2nqdh83w71sv9rc1sznpnfiripjdyr48cady50a2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gmime/2.nix b/nixpkgs/pkgs/development/libraries/gmime/2.nix
index b373095a8148..3b4ad1393d0e 100644
--- a/nixpkgs/pkgs/development/libraries/gmime/2.nix
+++ b/nixpkgs/pkgs/development/libraries/gmime/2.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "2.6.23";
-  name = "gmime-${version}";
+  pname = "gmime";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/gmime/2.6/${name}.tar.xz";
+    url = "mirror://gnome/sources/gmime/2.6/${pname}-${version}.tar.xz";
     sha256 = "0slzlzcr3h8jikpz5a5amqd0csqh2m40gdk910ws2hnaf5m6hjbi";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gmime/3.nix b/nixpkgs/pkgs/development/libraries/gmime/3.nix
index 699d2854f3db..81546e5c1272 100644
--- a/nixpkgs/pkgs/development/libraries/gmime/3.nix
+++ b/nixpkgs/pkgs/development/libraries/gmime/3.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "3.2.3";
-  name = "gmime-${version}";
+  pname = "gmime";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/gmime/3.2/${name}.tar.xz";
+    url = "mirror://gnome/sources/gmime/3.2/${pname}-${version}.tar.xz";
     sha256 = "04bk7rqs5slpvlvqf11i6s37s8b2xn6acls8smyl9asjnpp7a23a";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gmm/default.nix b/nixpkgs/pkgs/development/libraries/gmm/default.nix
index 6423e1fce981..63d9d8c27626 100644
--- a/nixpkgs/pkgs/development/libraries/gmm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gmm/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "gmm-${version}";
+  pname = "gmm";
   version = "5.3";
 
   src = fetchurl {
-    url = "mirror://savannah/getfem/stable/${name}.tar.gz";
+    url = "mirror://savannah/getfem/stable/${pname}-${version}.tar.gz";
     sha256 = "0lkjd3n0298w1dli446z320sn7mqdap8h9q31nydkbw2k7b4db46";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gmtk/default.nix b/nixpkgs/pkgs/development/libraries/gmtk/default.nix
index 0fac97aaa439..10d584c6ccb0 100644
--- a/nixpkgs/pkgs/development/libraries/gmtk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gmtk/default.nix
@@ -2,7 +2,7 @@
 , libpulseaudio, mplayer, gnome_mplayer }:
 
 stdenv.mkDerivation rec {
-  name = "gmtk-${version}";
+  pname = "gmtk";
   version = "1.0.9";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/gnome-sharp/default.nix b/nixpkgs/pkgs/development/libraries/gnome-sharp/default.nix
index 5e525ad46af4..36d42644e0b5 100644
--- a/nixpkgs/pkgs/development/libraries/gnome-sharp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gnome-sharp/default.nix
@@ -13,7 +13,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gnome-sharp-${version}";
+  pname = "gnome-sharp";
   version = "2.24.4";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/gnu-config/default.nix b/nixpkgs/pkgs/development/libraries/gnu-config/default.nix
index 7918fb7b9c4b..e914f9d78eef 100644
--- a/nixpkgs/pkgs/development/libraries/gnu-config/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gnu-config/default.nix
@@ -14,7 +14,7 @@ let
   };
 in
 stdenv.mkDerivation rec {
-  name = "gnu-config-${version}";
+  pname = "gnu-config";
   version = "2019-04-15";
 
   buildCommand = ''
diff --git a/nixpkgs/pkgs/development/libraries/gnu-efi/default.nix b/nixpkgs/pkgs/development/libraries/gnu-efi/default.nix
index 036863c9c0bf..af225cc50f24 100644
--- a/nixpkgs/pkgs/development/libraries/gnu-efi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gnu-efi/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pciutils }: with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "gnu-efi-${version}";
+  pname = "gnu-efi";
   version = "3.0.9";
 
   src = fetchurl {
-    url = "mirror://sourceforge/gnu-efi/${name}.tar.bz2";
+    url = "mirror://sourceforge/gnu-efi/${pname}-${version}.tar.bz2";
     sha256 = "1w3p4aqlc5j93q44la7dc8cr3hky20zvsd0h0k2lyzhwmrzfl5b7";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gnutls-kdh/generic.nix b/nixpkgs/pkgs/development/libraries/gnutls-kdh/generic.nix
index 75c71632aebc..cb81b52b7301 100644
--- a/nixpkgs/pkgs/development/libraries/gnutls-kdh/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/gnutls-kdh/generic.nix
@@ -15,7 +15,8 @@ let
   doCheck = !stdenv.isFreeBSD && !stdenv.isDarwin && lib.versionAtLeast version "3.4";
 in
 stdenv.mkDerivation {
-  name = "gnutls-kdh-${version}";
+  pname = "gnutls-kdh";
+  inherit version;
 
   inherit src patches;
 
diff --git a/nixpkgs/pkgs/development/libraries/goocanvas/2.x.nix b/nixpkgs/pkgs/development/libraries/goocanvas/2.x.nix
index 99b1307179a5..c7556276dc39 100644
--- a/nixpkgs/pkgs/development/libraries/goocanvas/2.x.nix
+++ b/nixpkgs/pkgs/development/libraries/goocanvas/2.x.nix
@@ -3,12 +3,13 @@
 let
   version = "2.0.4";
 in stdenv.mkDerivation rec {
-  name = "goocanvas-${version}";
+  pname = "goocanvas";
+  inherit version;
 
   outputs = [ "out" "dev" "devdoc" ];
 
   src = fetchurl {
-    url = "mirror://gnome/sources/goocanvas/2.0/${name}.tar.xz";
+    url = "mirror://gnome/sources/goocanvas/2.0/${pname}-${version}.tar.xz";
     sha256 = "141fm7mbqib0011zmkv3g8vxcjwa7hypmq71ahdyhnj2sjvy4a67";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gpgme/default.nix b/nixpkgs/pkgs/development/libraries/gpgme/default.nix
index c462f2e685a2..26d5e9c88c75 100644
--- a/nixpkgs/pkgs/development/libraries/gpgme/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gpgme/default.nix
@@ -12,11 +12,11 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "gpgme-${version}";
+  pname = "gpgme";
   version = "1.13.1";
 
   src = fetchurl {
-    url = "mirror://gnupg/gpgme/${name}.tar.bz2";
+    url = "mirror://gnupg/gpgme/${pname}-${version}.tar.bz2";
     sha256 = "0imyjfryvvjdbai454p70zcr95m94j9xnzywrlilqdw2fqi0pqy4";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/grail/default.nix b/nixpkgs/pkgs/development/libraries/grail/default.nix
index a48490ffae57..722fb79d5d61 100644
--- a/nixpkgs/pkgs/development/libraries/grail/default.nix
+++ b/nixpkgs/pkgs/development/libraries/grail/default.nix
@@ -2,11 +2,11 @@
   stdenv, fetchurl, pkgconfig, xorg, python3, frame }:
 
 stdenv.mkDerivation rec {
-  name = "grail-${version}";
+  pname = "grail";
   version = "3.1.1";
 
   src = fetchurl {
-    url = "https://launchpad.net/grail/trunk/${version}/+download/${name}.tar.bz2";
+    url = "https://launchpad.net/grail/trunk/${version}/+download/${pname}-${version}.tar.bz2";
     sha256 = "1wwx5ibjdz5pyd0f5cd1n91y67r68dymxpm2lgd829041xjizvay";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/grantlee/5/default.nix b/nixpkgs/pkgs/development/libraries/grantlee/5/default.nix
index 52c087b19147..45096e031d37 100644
--- a/nixpkgs/pkgs/development/libraries/grantlee/5/default.nix
+++ b/nixpkgs/pkgs/development/libraries/grantlee/5/default.nix
@@ -1,15 +1,14 @@
 { mkDerivation, lib, copyPathsToStore, fetchurl, qtbase, qtscript, cmake }:
 
 mkDerivation rec {
-  name = "grantlee-${version}";
+  pname = "grantlee";
   version = "5.1.0";
-  grantleeCompatVersion = "5.1";
-  grantleePluginPrefix = "lib/grantlee/${grantleeCompatVersion}";
+  grantleePluginPrefix = "lib/grantlee/${lib.versions.majorMinor version}";
 
   src = fetchurl {
     url = "https://github.com/steveire/grantlee/archive/v${version}.tar.gz";
     sha256 = "1lf9rkv0i0kd7fvpgg5l8jb87zw8dzcwd1liv6hji7g4wlpmfdiq";
-    name = "${name}.tar.gz";
+    name = "${pname}-${version}.tar.gz";
   };
 
   buildInputs = [ qtbase qtscript ];
diff --git a/nixpkgs/pkgs/development/libraries/grantlee/5/grantlee-cxx11.patch b/nixpkgs/pkgs/development/libraries/grantlee/5/grantlee-cxx11.patch
new file mode 100644
index 000000000000..d049d6c96f81
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/grantlee/5/grantlee-cxx11.patch
@@ -0,0 +1,24 @@
+From 3a5fc7662da3261be6496611900c095844e56ab1 Mon Sep 17 00:00:00 2001
+From: Albert Astals Cid <aacid@kde.org>
+Date: Sat, 20 Jul 2019 17:35:30 +0200
+Subject: [PATCH] Fix compile with newer Qt/cmake combination
+
+Without this i get huge errors about Qt needing C++11 support
+---
+ CMakeLists.txt | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 6d51110..0859788 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -11,6 +11,9 @@ endif()
+ 
+ project(Grantlee)
+ 
++set (CMAKE_CXX_STANDARD 11)
++set (CMAKE_CXX_EXTENSIONS OFF)
++
+ # Workaround for http://public.kitware.com/Bug/view.php?id=12301
+ if (MINGW)
+   if(NOT CMAKE_BUILD_TYPE)
diff --git a/nixpkgs/pkgs/development/libraries/grantlee/5/series b/nixpkgs/pkgs/development/libraries/grantlee/5/series
index 9c4015a1c197..19850b2e7e43 100644
--- a/nixpkgs/pkgs/development/libraries/grantlee/5/series
+++ b/nixpkgs/pkgs/development/libraries/grantlee/5/series
@@ -1,2 +1,3 @@
 grantlee-nix-profiles.patch
 grantlee-no-canonicalize-filepath.patch
+grantlee-cxx11.patch
diff --git a/nixpkgs/pkgs/development/libraries/graphene-hardened-malloc/default.nix b/nixpkgs/pkgs/development/libraries/graphene-hardened-malloc/default.nix
index 3e21f3c229fa..66c5d8eb061a 100644
--- a/nixpkgs/pkgs/development/libraries/graphene-hardened-malloc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/graphene-hardened-malloc/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "graphene-hardened-malloc-${version}";
+  pname = "graphene-hardened-malloc";
   version = "2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/grib-api/default.nix b/nixpkgs/pkgs/development/libraries/grib-api/default.nix
index 224cd125dce6..38243ce5a6d8 100644
--- a/nixpkgs/pkgs/development/libraries/grib-api/default.nix
+++ b/nixpkgs/pkgs/development/libraries/grib-api/default.nix
@@ -3,7 +3,7 @@
   enablePython ? false, pythonPackages }:
 
 stdenv.mkDerivation rec{
-  name = "grib-api-${version}";
+  pname = "grib-api";
   version = "1.28.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/grpc/default.nix b/nixpkgs/pkgs/development/libraries/grpc/default.nix
index 78335e073edc..d45aba1cb378 100644
--- a/nixpkgs/pkgs/development/libraries/grpc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/grpc/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.23.0"; # N.B: if you change this, change pythonPackages.grpcio and pythonPackages.grpcio-tools to a matching version too
-  name = "grpc-${version}";
+  pname = "grpc";
   src = fetchFromGitHub {
     owner = "grpc";
     repo = "grpc";
diff --git a/nixpkgs/pkgs/development/libraries/gsettings-desktop-schemas/default.nix b/nixpkgs/pkgs/development/libraries/gsettings-desktop-schemas/default.nix
index d454ca63fd7f..ffb8be85d3ac 100644
--- a/nixpkgs/pkgs/development/libraries/gsettings-desktop-schemas/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gsettings-desktop-schemas/default.nix
@@ -6,11 +6,11 @@
 , gnome3 }:
 
 stdenv.mkDerivation rec {
-  name = "gsettings-desktop-schemas-${version}";
+  pname = "gsettings-desktop-schemas";
   version = "3.32.0";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/gsettings-desktop-schemas/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/gsettings-desktop-schemas/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "0d8a6479vappgplq5crdr3ah0ykqcr3fw533wkx9v1a8lnrv8n9d";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gsettings-qt/default.nix b/nixpkgs/pkgs/development/libraries/gsettings-qt/default.nix
index 744d9eb6de90..812128fb12fb 100644
--- a/nixpkgs/pkgs/development/libraries/gsettings-qt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gsettings-qt/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gsettings-qt-${version}";
+  pname = "gsettings-qt";
   version = "0.1.20170824";
 
   src = fetchbzr {
diff --git a/nixpkgs/pkgs/development/libraries/gsignond/plugins/lastfm.nix b/nixpkgs/pkgs/development/libraries/gsignond/plugins/lastfm.nix
index 7c15e10620a5..0ba3bf354235 100644
--- a/nixpkgs/pkgs/development/libraries/gsignond/plugins/lastfm.nix
+++ b/nixpkgs/pkgs/development/libraries/gsignond/plugins/lastfm.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitLab, pkgconfig, meson, ninja, vala, glib, gsignond, json-glib, libsoup, gobject-introspection }:
 
 stdenv.mkDerivation rec {
-  name = "gsignond-plugin-lastfm-${version}";
+  pname = "gsignond-plugin-lastfm";
   version = "2018-05-07";
 
   src = fetchFromGitLab {
diff --git a/nixpkgs/pkgs/development/libraries/gsignond/plugins/oauth.nix b/nixpkgs/pkgs/development/libraries/gsignond/plugins/oauth.nix
index 887376d31874..d9afecc6d0c1 100644
--- a/nixpkgs/pkgs/development/libraries/gsignond/plugins/oauth.nix
+++ b/nixpkgs/pkgs/development/libraries/gsignond/plugins/oauth.nix
@@ -3,7 +3,7 @@
 , docbook_xsl, glibcLocales, gobject-introspection }:
 
 stdenv.mkDerivation rec {
-  name = "gsignond-plugin-oauth-${version}";
+  pname = "gsignond-plugin-oauth";
   version = "2018-10-15";
 
   src = fetchFromGitLab {
diff --git a/nixpkgs/pkgs/development/libraries/gsignond/plugins/sasl.nix b/nixpkgs/pkgs/development/libraries/gsignond/plugins/sasl.nix
index 655f73931f67..b9eecaf0946f 100644
--- a/nixpkgs/pkgs/development/libraries/gsignond/plugins/sasl.nix
+++ b/nixpkgs/pkgs/development/libraries/gsignond/plugins/sasl.nix
@@ -2,7 +2,7 @@
 , gtk-doc, docbook_xml_dtd_43, docbook_xml_dtd_45, docbook_xsl, glibcLocales, gobject-introspection }:
 
 stdenv.mkDerivation rec {
-  name = "gsignond-plugin-sasl-${version}";
+  pname = "gsignond-plugin-sasl";
   version = "2018-10-15";
 
   src = fetchFromGitLab {
diff --git a/nixpkgs/pkgs/development/libraries/gsm/default.nix b/nixpkgs/pkgs/development/libraries/gsm/default.nix
index 33583a4c6bb3..1405d4782ad3 100644
--- a/nixpkgs/pkgs/development/libraries/gsm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gsm/default.nix
@@ -8,11 +8,11 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "gsm-${version}";
+  pname = "gsm";
   version = "1.0.18";
 
   src = fetchurl {
-    url = "http://www.quut.com/gsm/${name}.tar.gz";
+    url = "http://www.quut.com/gsm/${pname}-${version}.tar.gz";
     sha256 = "041amvpz8cvxykl3pwqldrzxligmmzcg8ncdnxbg32rlqf3q1xh4";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gsoap/default.nix b/nixpkgs/pkgs/development/libraries/gsoap/default.nix
index f099d3fabc04..a1a0da51017b 100644
--- a/nixpkgs/pkgs/development/libraries/gsoap/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gsoap/default.nix
@@ -4,7 +4,7 @@ let
   majorVersion = "2.8";
 
 in stdenv.mkDerivation rec {
-  name = "gsoap-${version}";
+  pname = "gsoap";
   version = "${majorVersion}.53";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/bad/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/bad/default.nix
index 2ae0ad2b453b..735ab4e6e18e 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/bad/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/bad/default.nix
@@ -51,7 +51,7 @@ let
   inherit (stdenv.lib) optional optionals;
 in
 stdenv.mkDerivation rec {
-  name = "gst-plugins-bad-${version}";
+  pname = "gst-plugins-bad";
   version = "1.16.0";
 
   meta = with stdenv.lib; {
@@ -87,7 +87,7 @@ stdenv.mkDerivation rec {
   ];
 
   src = fetchurl {
-    url = "${meta.homepage}/src/gst-plugins-bad/${name}.tar.xz";
+    url = "${meta.homepage}/src/gst-plugins-bad/${pname}-${version}.tar.xz";
     sha256 = "019b0yqjrcg6jmfd4cc336h1bz5p4wxl58yz1c4sdb96avirs4r2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/base/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/base/default.nix
index 87bbef227de8..fb1d627d7b12 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/base/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/base/default.nix
@@ -14,7 +14,7 @@
 , enableCdparanoia ? (!stdenv.isDarwin), cdparanoia }:
 
 stdenv.mkDerivation rec {
-  name = "gst-plugins-base-${version}";
+  pname = "gst-plugins-base";
   version = "1.16.0";
 
   meta = with lib; {
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "${meta.homepage}/src/gst-plugins-base/${name}.tar.xz";
+    url = "${meta.homepage}/src/gst-plugins-base/${pname}-${version}.tar.xz";
     sha256 = "1bmmdwbyy89ayb85xc48y217f6wdmpz96f30zm6v53z2a5xsm4s0";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/core/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/core/default.nix
index fa838d5ff773..f0f01a977fd1 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/core/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/core/default.nix
@@ -11,7 +11,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gstreamer-${version}";
+  pname = "gstreamer";
   version = "1.16.0";
 
   meta = with lib ;{
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "${meta.homepage}/src/gstreamer/${name}.tar.xz";
+    url = "${meta.homepage}/src/gstreamer/${pname}-${version}.tar.xz";
     sha256 = "003wy1p1in85p9sr5jsyhbnwqaiwz069flwkhyx7qhxy31qjz3hf";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/ges/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/ges/default.nix
index 703fcb58898a..810cee650ca8 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/ges/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/ges/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gstreamer-editing-services-${version}";
+  pname = "gstreamer-editing-services";
   version = "1.16.0";
 
   meta = with stdenv.lib; {
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "${meta.homepage}/src/gstreamer-editing-services/${name}.tar.xz";
+    url = "${meta.homepage}/src/gstreamer-editing-services/${pname}-${version}.tar.xz";
     sha256 = "1las94jkx83sxmzi5w6b0xm89dqqwzpdsb6h9w9ixndhnbpzm8w2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/good/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/good/default.nix
index 557e3caa7220..c801684b0659 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/good/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/good/default.nix
@@ -25,7 +25,7 @@ let
   inherit (stdenv.lib) optional optionals;
 in
 stdenv.mkDerivation rec {
-  name = "gst-plugins-good-${version}";
+  pname = "gst-plugins-good";
   version = "1.16.0";
 
   meta = with stdenv.lib; {
@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "${meta.homepage}/src/gst-plugins-good/${name}.tar.xz";
+    url = "${meta.homepage}/src/gst-plugins-good/${pname}-${version}.tar.xz";
     sha256 = "1zdhif1mhf0ihkjpjyrh65g2iz2cawkjjb3h5w8h9ml06grxwjk5";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/libav/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/libav/default.nix
index 297c8ada884e..1847b8d0c12b 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/libav/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/libav/default.nix
@@ -9,7 +9,7 @@
 assert withSystemLibav -> libav != null;
 
 stdenv.mkDerivation rec {
-  name = "gst-libav-${version}";
+  pname = "gst-libav";
   version = "1.16.0";
 
   meta = {
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "${meta.homepage}/src/gst-libav/${name}.tar.xz";
+    url = "${meta.homepage}/src/gst-libav/${pname}-${version}.tar.xz";
     sha256 = "16ixqpfrr7plaaz14n3vagr2q5xbfkv7gpmcsyndrkx98f813b6z";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/rtsp-server/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/rtsp-server/default.nix
index c4620a29e945..5c571fa4a1e7 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/rtsp-server/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/rtsp-server/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gst-rtsp-server-${version}";
+  pname = "gst-rtsp-server";
   version = "1.16.0";
 
   meta = with stdenv.lib; {
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "${meta.homepage}/src/gst-rtsp-server/${name}.tar.xz";
+    url = "${meta.homepage}/src/gst-rtsp-server/${pname}-${version}.tar.xz";
     sha256 = "069zy159izy50blci9fli1i2r8jh91qkmgrz1n0xqciy3bn9x3hr";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/ugly/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/ugly/default.nix
index 5c3a56814bad..552ab1ec2921 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/ugly/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/ugly/default.nix
@@ -7,7 +7,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gst-plugins-ugly-${version}";
+  pname = "gst-plugins-ugly";
   version = "1.16.0";
 
   meta = with lib; {
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "${meta.homepage}/src/gst-plugins-ugly/${name}.tar.xz";
+    url = "${meta.homepage}/src/gst-plugins-ugly/${pname}-${version}.tar.xz";
     sha256 = "1hm46c1fy9vl1wfwipsj41zp79cm7in1fpmjw24j5hriy32n82g3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/vaapi/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/vaapi/default.nix
index c0541857e8b7..7e64636d96d3 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/vaapi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/vaapi/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gst-vaapi-${version}";
+  pname = "gst-vaapi";
   version = "1.16.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/gstreamer/validate/default.nix b/nixpkgs/pkgs/development/libraries/gstreamer/validate/default.nix
index 06d275078f30..ad013d1570e1 100644
--- a/nixpkgs/pkgs/development/libraries/gstreamer/validate/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gstreamer/validate/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gst-validate-${version}";
+  pname = "gst-validate";
   version = "1.16.0";
 
   meta = {
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "${meta.homepage}/src/gst-validate/${name}.tar.xz";
+    url = "${meta.homepage}/src/gst-validate/${pname}-${version}.tar.xz";
     sha256 = "1jfnd0g9hmdbqfxsx96yc9vpf1w6m33hqwrr6lj4i83kl54awcck";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gtest/default.nix b/nixpkgs/pkgs/development/libraries/gtest/default.nix
index 9ceb571983e2..5fecd45b7da1 100644
--- a/nixpkgs/pkgs/development/libraries/gtest/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gtest/default.nix
@@ -2,7 +2,7 @@
 , static ? false }:
 
 stdenv.mkDerivation rec {
-  name = "gtest-${version}";
+  pname = "gtest";
   version = "1.8.1";
 
   outputs = [ "out" "dev" ];
diff --git a/nixpkgs/pkgs/development/libraries/gtk+/3.x.nix b/nixpkgs/pkgs/development/libraries/gtk+/3.x.nix
index 94b745794f1e..40be17fcac7c 100644
--- a/nixpkgs/pkgs/development/libraries/gtk+/3.x.nix
+++ b/nixpkgs/pkgs/development/libraries/gtk+/3.x.nix
@@ -77,6 +77,13 @@ stdenv.mkDerivation rec {
     "-Dtests=false"
   ];
 
+  # These are the defines that'd you'd get with --enable-debug=minimum (default).
+  # See: https://developer.gnome.org/gtk3/stable/gtk-building.html#extra-configuration-options
+  NIX_CFLAGS_COMPILE = [
+    "-DG_ENABLE_DEBUG"
+    "-DG_DISABLE_CAST_CHECKS"
+  ];
+
   postPatch = ''
     files=(
       build-aux/meson/post-install.py
diff --git a/nixpkgs/pkgs/development/libraries/gtk-sharp-beans/default.nix b/nixpkgs/pkgs/development/libraries/gtk-sharp-beans/default.nix
index 7f35f088da2b..1e3b7d45edda 100644
--- a/nixpkgs/pkgs/development/libraries/gtk-sharp-beans/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gtk-sharp-beans/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, which, pkgconfig, mono, gtk-sharp-2_0, gio-sharp }:
 
 stdenv.mkDerivation rec {
-  name = "gtk-sharp-beans-${version}";
+  pname = "gtk-sharp-beans";
   version = "2.14.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/gtk-sharp/2.0.nix b/nixpkgs/pkgs/development/libraries/gtk-sharp/2.0.nix
index 659dc14800e1..615ea66f4d99 100644
--- a/nixpkgs/pkgs/development/libraries/gtk-sharp/2.0.nix
+++ b/nixpkgs/pkgs/development/libraries/gtk-sharp/2.0.nix
@@ -23,7 +23,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gtk-sharp-${version}";
+  pname = "gtk-sharp";
   version = "2.12.45";
 
   builder = ./builder.sh;
diff --git a/nixpkgs/pkgs/development/libraries/gtkd/default.nix b/nixpkgs/pkgs/development/libraries/gtkd/default.nix
index c2f05b51a65e..d26cc9692596 100644
--- a/nixpkgs/pkgs/development/libraries/gtkd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gtkd/default.nix
@@ -4,7 +4,7 @@
 let
   inherit (gst_all_1) gstreamer gst-plugins-base;
 in stdenv.mkDerivation rec {
-  name = "gtkd-${version}";
+  pname = "gtkd";
   version = "3.8.5";
 
   src = fetchzip {
diff --git a/nixpkgs/pkgs/development/libraries/gtksourceview/3.x.nix b/nixpkgs/pkgs/development/libraries/gtksourceview/3.x.nix
index 9d1751afaf91..1b35221f066b 100644
--- a/nixpkgs/pkgs/development/libraries/gtksourceview/3.x.nix
+++ b/nixpkgs/pkgs/development/libraries/gtksourceview/3.x.nix
@@ -2,11 +2,11 @@
 , libxml2, perl, intltool, gettext, gnome3, gobject-introspection, dbus, xvfb_run, shared-mime-info }:
 
 stdenv.mkDerivation rec {
-  name = "gtksourceview-${version}";
+  pname = "gtksourceview";
   version = "3.24.11";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/gtksourceview/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/gtksourceview/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "1zbpj283b5ycz767hqz5kdq02wzsga65pp4fykvhg8xj6x50f6v9";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gtksourceview/4.x.nix b/nixpkgs/pkgs/development/libraries/gtksourceview/4.x.nix
index 553e9fd9cbb6..fde94e79f056 100644
--- a/nixpkgs/pkgs/development/libraries/gtksourceview/4.x.nix
+++ b/nixpkgs/pkgs/development/libraries/gtksourceview/4.x.nix
@@ -2,11 +2,11 @@
 , libxml2, perl, gettext, gnome3, gobject-introspection, dbus, xvfb_run, shared-mime-info }:
 
 stdenv.mkDerivation rec {
-  name = "gtksourceview-${version}";
+  pname = "gtksourceview";
   version = "4.2.0";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/gtksourceview/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/gtksourceview/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "0xgnjj7jd56wbl99s76sa1vjq9bkz4mdsxwgwlcphg689liyncf4";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gtksourceviewmm/default.nix b/nixpkgs/pkgs/development/libraries/gtksourceviewmm/default.nix
index 455cc4d4b81e..1b66bfd031fc 100644
--- a/nixpkgs/pkgs/development/libraries/gtksourceviewmm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gtksourceviewmm/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, gtkmm3, glibmm, gtksourceview3, gnome3 }:
 
 stdenv.mkDerivation rec {
-  name = "gtksourceviewmm-${version}";
+  pname = "gtksourceviewmm";
   version = "3.21.3";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/gtksourceviewmm/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/gtksourceviewmm/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "1danc9mp5mnb65j01qxkwj92z8jf1gns41wbgp17qh7050f0pc6v";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gtkspell/3.nix b/nixpkgs/pkgs/development/libraries/gtkspell/3.nix
index f0baecb19904..54b4b001d817 100644
--- a/nixpkgs/pkgs/development/libraries/gtkspell/3.nix
+++ b/nixpkgs/pkgs/development/libraries/gtkspell/3.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, gtk3, aspell, pkgconfig, enchant, isocodes, intltool, gobject-introspection, vala}:
 
 stdenv.mkDerivation rec {
-  name = "gtkspell-${version}";
+  pname = "gtkspell";
   version = "3.0.10";
 
   outputs = [ "out" "dev" ];
diff --git a/nixpkgs/pkgs/development/libraries/gtkspellmm/default.nix b/nixpkgs/pkgs/development/libraries/gtkspellmm/default.nix
index cb141f8c5569..97f1a12c1785 100644
--- a/nixpkgs/pkgs/development/libraries/gtkspellmm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gtkspellmm/default.nix
@@ -4,12 +4,12 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "gtkspellmm-${version}";
+  pname = "gtkspellmm";
   version = "3.0.5";
 
   src = fetchurl {
     url = "mirror://sourceforge/project/gtkspell/gtkspellmm/" +
-          "${name}.tar.xz";
+          "${pname}-${version}.tar.xz";
     sha256 = "0i8mxwyfv5mskachafa4qlh315q0cfph7s66s1s34nffadbmm1sv";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gts/default.nix b/nixpkgs/pkgs/development/libraries/gts/default.nix
index d0da7f8cef61..9cc079d61030 100644
--- a/nixpkgs/pkgs/development/libraries/gts/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gts/default.nix
@@ -2,11 +2,11 @@
 
 
 stdenv.mkDerivation rec {
-  name = "gts-${version}";
+  pname = "gts";
   version = "0.7.6";
 
   src = fetchurl {
-    url = "mirror://sourceforge/gts/${name}.tar.gz";
+    url = "mirror://sourceforge/gts/${pname}-${version}.tar.gz";
     sha256 = "07mqx09jxh8cv9753y2d2jsv7wp8vjmrd7zcfpbrddz3wc9kx705";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/gumbo/default.nix b/nixpkgs/pkgs/development/libraries/gumbo/default.nix
index 17ca323a5fef..2db8c1e67398 100644
--- a/nixpkgs/pkgs/development/libraries/gumbo/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gumbo/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoconf, automake, libtool }:
 
 stdenv.mkDerivation rec {
-  name = "gumbo-${version}";
+  pname = "gumbo";
   version = "0.10.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/gusb/default.nix b/nixpkgs/pkgs/development/libraries/gusb/default.nix
index 78a2d365033e..2f39b03898d1 100644
--- a/nixpkgs/pkgs/development/libraries/gusb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gusb/default.nix
@@ -3,7 +3,7 @@
 , glib, systemd, libusb1, vala, hwdata
 }:
 stdenv.mkDerivation rec {
-  name = "gusb-${version}";
+  pname = "gusb";
   version = "0.3.0";
 
   outputs = [ "bin" "out" "dev" "devdoc" ];
diff --git a/nixpkgs/pkgs/development/libraries/half/default.nix b/nixpkgs/pkgs/development/libraries/half/default.nix
index d235c6cb0869..063d416a8fc5 100644
--- a/nixpkgs/pkgs/development/libraries/half/default.nix
+++ b/nixpkgs/pkgs/development/libraries/half/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.12.0";
-  name = "half-${version}";
+  pname = "half";
 
   src = fetchzip {
     url = "mirror://sourceforge/half/${version}/half-${version}.zip";
diff --git a/nixpkgs/pkgs/development/libraries/hamlib/default.nix b/nixpkgs/pkgs/development/libraries/hamlib/default.nix
index b9cd31432fc3..000af7fd74e4 100644
--- a/nixpkgs/pkgs/development/libraries/hamlib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/hamlib/default.nix
@@ -4,10 +4,9 @@
 stdenv.mkDerivation rec {
   pname = "hamlib";
   version = "3.3";
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://sourceforge/${pname}/${name}.tar.gz";
+    url = "mirror://sourceforge/${pname}/${pname}-${version}.tar.gz";
     sha256 = "10788mgrhbc57zpzakcxv5aqnr2819pcshml6fbh8zvnkja562y9";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/herqq/default.nix b/nixpkgs/pkgs/development/libraries/herqq/default.nix
index a5f8f00a6bfd..ec86db036e98 100644
--- a/nixpkgs/pkgs/development/libraries/herqq/default.nix
+++ b/nixpkgs/pkgs/development/libraries/herqq/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "2.1.0";
-  name = "herqq-${version}";
+  pname = "herqq";
 
   nativeBuildInputs = [ qt5.qmake ];
   buildInputs = [ qt5.qtbase unzip qtmultimedia ];
diff --git a/nixpkgs/pkgs/development/libraries/hidapi/default.nix b/nixpkgs/pkgs/development/libraries/hidapi/default.nix
index 05e180161c0b..28e96244ba5c 100644
--- a/nixpkgs/pkgs/development/libraries/hidapi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/hidapi/default.nix
@@ -1,25 +1,29 @@
-{ stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, udev, libusb
+{ stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, systemd, libusb
 , darwin }:
 
 stdenv.mkDerivation rec {
-  name = "hidapi-0.8.0-rc1";
+  pname = "hidapi";
+  version = "0.9.0";
 
   src = fetchFromGitHub {
-    owner = "signal11";
+    owner = "libusb";
     repo = "hidapi";
-    rev = name;
-    sha256 = "13d5jkmh9nh4c2kjch8k8amslnxapa9vkqzrk1z6rqmw8qgvzbkj";
+    rev = "${pname}-${version}";
+    sha256 = "1p4g8lgwj4rki6lbn5l6rvwj0xlbn1xfh4d255bg5pvgczmwmc4i";
   };
 
   nativeBuildInputs = [ autoreconfHook pkgconfig ];
+
   buildInputs = [ ]
-    ++ stdenv.lib.optionals stdenv.isLinux [ udev libusb ];
+    ++ stdenv.lib.optionals stdenv.isLinux [ libusb systemd ];
+
+  enableParallelBuilding = true;
 
   propagatedBuildInputs = stdenv.lib.optionals stdenv.isDarwin (with darwin.apple_sdk.frameworks; [ IOKit Cocoa ]);
 
   meta = with stdenv.lib; {
-    homepage = https://github.com/signal11/hidapi;
     description = "Library for communicating with USB and Bluetooth HID devices";
+    homepage = "https://github.com/libusb/hidapi";
     # Actually, you can chose between GPLv3, BSD or HIDAPI license (more liberal)
     license = licenses.bsd3;
     platforms = platforms.unix;
diff --git a/nixpkgs/pkgs/development/libraries/hiredis/default.nix b/nixpkgs/pkgs/development/libraries/hiredis/default.nix
index 13f7c4219069..6dc3871e1c18 100644
--- a/nixpkgs/pkgs/development/libraries/hiredis/default.nix
+++ b/nixpkgs/pkgs/development/libraries/hiredis/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "hiredis-${version}";
+  pname = "hiredis";
   version = "0.14.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/hivex/default.nix b/nixpkgs/pkgs/development/libraries/hivex/default.nix
index 37f01372005c..ca547faa2abb 100644
--- a/nixpkgs/pkgs/development/libraries/hivex/default.nix
+++ b/nixpkgs/pkgs/development/libraries/hivex/default.nix
@@ -2,11 +2,11 @@
 , perlPackages, libxml2, libiconv }:
 
 stdenv.mkDerivation rec {
-  name = "hivex-${version}";
+  pname = "hivex";
   version = "1.3.18";
 
   src = fetchurl {
-    url = "http://libguestfs.org/download/hivex/${name}.tar.gz";
+    url = "http://libguestfs.org/download/hivex/${pname}-${version}.tar.gz";
     sha256 = "0ibl186l6rd9qj4rqccfwbg1nnx6z07vspkhk656x6zav67ph7la";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/hpx/default.nix b/nixpkgs/pkgs/development/libraries/hpx/default.nix
index 99777bbd6f0f..a3a8c7baa092 100644
--- a/nixpkgs/pkgs/development/libraries/hpx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/hpx/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, boost, cmake, hwloc, gperftools, pkgconfig, python }:
 
 stdenv.mkDerivation rec {
-  name = "hpx-${version}";
+  pname = "hpx";
   version = "1.3.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/htmlcxx/default.nix b/nixpkgs/pkgs/development/libraries/htmlcxx/default.nix
index 1537f9cc480b..f0968c47822c 100644
--- a/nixpkgs/pkgs/development/libraries/htmlcxx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/htmlcxx/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "htmlcxx-${version}";
+  pname = "htmlcxx";
   version = "0.86";
 
   src = fetchurl {
-    url = "mirror://sourceforge/htmlcxx/htmlcxx/${version}/${name}.tar.gz";
+    url = "mirror://sourceforge/htmlcxx/htmlcxx/${version}/${pname}-${version}.tar.gz";
     sha256 = "1hgmyiad3qgbpf2dvv2jygzj6jpz4dl3n8ds4nql68a4l9g2nm07";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/http-parser/default.nix b/nixpkgs/pkgs/development/libraries/http-parser/default.nix
index 68bf4ebec347..76173bc5b998 100644
--- a/nixpkgs/pkgs/development/libraries/http-parser/default.nix
+++ b/nixpkgs/pkgs/development/libraries/http-parser/default.nix
@@ -3,7 +3,8 @@
 let
   version = "2.9.2";
 in stdenv.mkDerivation {
-  name = "http-parser-${version}";
+  pname = "http-parser";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "nodejs";
diff --git a/nixpkgs/pkgs/development/libraries/hunspell/default.nix b/nixpkgs/pkgs/development/libraries/hunspell/default.nix
index 18e32585ce2a..a8dcea0059a2 100644
--- a/nixpkgs/pkgs/development/libraries/hunspell/default.nix
+++ b/nixpkgs/pkgs/development/libraries/hunspell/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.7.0";
-  name = "hunspell-${version}";
+  pname = "hunspell";
 
   src = fetchurl {
     url = "https://github.com/hunspell/hunspell/archive/v${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/idnkit/default.nix b/nixpkgs/pkgs/development/libraries/idnkit/default.nix
index d4ebb5534d9c..3d00d20f1700 100644
--- a/nixpkgs/pkgs/development/libraries/idnkit/default.nix
+++ b/nixpkgs/pkgs/development/libraries/idnkit/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, libiconv }:
 
 stdenv.mkDerivation rec {
-  name = "idnkit-${version}";
+  pname = "idnkit";
   version = "2.3";
 
   src = fetchurl {
-    url = "https://jprs.co.jp/idn/${name}.tar.bz2";
+    url = "https://jprs.co.jp/idn/${pname}-${version}.tar.bz2";
     sha256 = "0zp9yc84ff5s0g2i6v9yfyza2n2x4xh0kq7hjd3anhh0clbp3l16";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/ignition-math/default.nix b/nixpkgs/pkgs/development/libraries/ignition-math/default.nix
index 867ce024d2fe..297365be8749 100644
--- a/nixpkgs/pkgs/development/libraries/ignition-math/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ignition-math/default.nix
@@ -4,7 +4,8 @@ let
   version = "2.6.0";
 in
 stdenv.mkDerivation rec {
-  name = "ign-math2-${version}";
+  pname = "ign-math2";
+  inherit version;
 
   src = fetchurl {
     url = "http://gazebosim.org/distributions/ign-math/releases/ignition-math2-${version}.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/ignition-transport/generic.nix b/nixpkgs/pkgs/development/libraries/ignition-transport/generic.nix
index 8abff4c5f059..31b9a4b0e9f7 100644
--- a/nixpkgs/pkgs/development/libraries/ignition-transport/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/ignition-transport/generic.nix
@@ -6,7 +6,8 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "ign-transport-${version}";
+  pname = "ign-transport";
+  inherit version;
   inherit src;
 
   nativeBuildInputs = [ pkgconfig ];
diff --git a/nixpkgs/pkgs/development/libraries/iksemel/default.nix b/nixpkgs/pkgs/development/libraries/iksemel/default.nix
index b97f62dcf25c..6330347cd275 100644
--- a/nixpkgs/pkgs/development/libraries/iksemel/default.nix
+++ b/nixpkgs/pkgs/development/libraries/iksemel/default.nix
@@ -1,7 +1,7 @@
 { stdenv, autoreconfHook, libtool, pkgconfig, gnutls, fetchFromGitHub, texinfo }:
 
 stdenv.mkDerivation rec {
-  name = "iksemel-${version}";
+  pname = "iksemel";
   version = "1.4.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/ilmbase/default.nix b/nixpkgs/pkgs/development/libraries/ilmbase/default.nix
index 2d22788e1ecd..5cc0f7c1f46d 100644
--- a/nixpkgs/pkgs/development/libraries/ilmbase/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ilmbase/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, buildPackages, automake, autoconf, libtool, which }:
 
 stdenv.mkDerivation rec {
-  name = "ilmbase-${version}";
+  pname = "ilmbase";
   version = "2.3.0";
 
   src = fetchurl {
-    url = "https://github.com/openexr/openexr/releases/download/v${version}/${name}.tar.gz";
+    url = "https://github.com/openexr/openexr/releases/download/v${version}/${pname}-${version}.tar.gz";
     sha256 = "0qiq5bqq9rxhqjiym2k36sx4vq8adgrz6xf6qwizi9bqm78phsa5";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/iml/default.nix b/nixpkgs/pkgs/development/libraries/iml/default.nix
index b55d13ecc3f4..5ad3e249fc32 100644
--- a/nixpkgs/pkgs/development/libraries/iml/default.nix
+++ b/nixpkgs/pkgs/development/libraries/iml/default.nix
@@ -1,6 +1,6 @@
 {stdenv, autoreconfHook, fetchurl, gmp, openblas}:
 stdenv.mkDerivation rec {
-  name = "iml-${version}";
+  pname = "iml";
   version = "1.0.5";
   src = fetchurl {
     url = "http://www.cs.uwaterloo.ca/~astorjoh/iml-${version}.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/incrtcl/default.nix b/nixpkgs/pkgs/development/libraries/incrtcl/default.nix
index a4a009c66580..2beff09d0b4e 100644
--- a/nixpkgs/pkgs/development/libraries/incrtcl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/incrtcl/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, tcl}:
 
 stdenv.mkDerivation rec {
-  name = "incrtcl-${version}";
+  pname = "incrtcl";
   version = "4.0.4";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/indicator-application/gtk2.nix b/nixpkgs/pkgs/development/libraries/indicator-application/gtk2.nix
index 36b637c62bb2..f97f8b7d82d5 100644
--- a/nixpkgs/pkgs/development/libraries/indicator-application/gtk2.nix
+++ b/nixpkgs/pkgs/development/libraries/indicator-application/gtk2.nix
@@ -6,7 +6,7 @@
 with lib;
 
 stdenv.mkDerivation rec {
-  name = "indicator-application-gtk2-${version}";
+  pname = "indicator-application-gtk2";
   version = "12.10.0.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/iniparser/default.nix b/nixpkgs/pkgs/development/libraries/iniparser/default.nix
index 8beda8663c5c..51c6728e8b00 100644
--- a/nixpkgs/pkgs/development/libraries/iniparser/default.nix
+++ b/nixpkgs/pkgs/development/libraries/iniparser/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "iniparser-${version}";
+  pname = "iniparser";
   version = "4.1";
 
   src = fetchFromGitHub {
@@ -27,11 +27,11 @@ stdenv.mkDerivation rec {
     mkdir -p $out/include
     cp src/*.h $out/include
 
-    mkdir -p $out/share/doc/${name}
+    mkdir -p $out/share/doc/${pname}-${version}
     for i in AUTHORS INSTALL LICENSE README.md; do
-      bzip2 -c -9 $i > $out/share/doc/${name}/$i.bz2;
+      bzip2 -c -9 $i > $out/share/doc/${pname}-${version}/$i.bz2;
     done;
-    cp -r html $out/share/doc/${name}
+    cp -r html $out/share/doc/${pname}-${version}
 
     cp libiniparser.a $out/lib
     cp libiniparser.so.1 $out/lib
diff --git a/nixpkgs/pkgs/development/libraries/intel-gmmlib/default.nix b/nixpkgs/pkgs/development/libraries/intel-gmmlib/default.nix
index 1212d3817d4c..53b89f17ea5c 100644
--- a/nixpkgs/pkgs/development/libraries/intel-gmmlib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/intel-gmmlib/default.nix
@@ -3,13 +3,13 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "intel-gmmlib-${version}";
+  pname = "intel-gmmlib";
   version = "19.2.3";
 
   src = fetchFromGitHub {
     owner  = "intel";
     repo   = "gmmlib";
-    rev    = name;
+    rev    = "${pname}-${version}";
     sha256 = "0hki53czv1na7h5b06fcwkd8bhn690ywg6dwjfs3x9fa4g48kqjb";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/intel-media-driver/default.nix b/nixpkgs/pkgs/development/libraries/intel-media-driver/default.nix
index e549067b11f0..e3dbfa52db22 100644
--- a/nixpkgs/pkgs/development/libraries/intel-media-driver/default.nix
+++ b/nixpkgs/pkgs/development/libraries/intel-media-driver/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "intel-media-driver-${version}";
+  pname = "intel-media-driver";
   version = "19.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/intel-media-sdk/default.nix b/nixpkgs/pkgs/development/libraries/intel-media-sdk/default.nix
index 274058b7ec99..67bee86bfa93 100644
--- a/nixpkgs/pkgs/development/libraries/intel-media-sdk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/intel-media-sdk/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "intel-media-sdk-${version}";
+  pname = "intel-media-sdk";
   version = "19.1.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/ip2location-c/default.nix b/nixpkgs/pkgs/development/libraries/ip2location-c/default.nix
index a48908f41dd4..50ae63f2d0d6 100644
--- a/nixpkgs/pkgs/development/libraries/ip2location-c/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ip2location-c/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "ip2location-c-${version}";
+  pname = "ip2location-c";
   version = "7.0.2"; # meta.homepage might change after a major update
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/irrlicht/default.nix b/nixpkgs/pkgs/development/libraries/irrlicht/default.nix
index d28ae012e574..35ef14cbc135 100644
--- a/nixpkgs/pkgs/development/libraries/irrlicht/default.nix
+++ b/nixpkgs/pkgs/development/libraries/irrlicht/default.nix
@@ -2,11 +2,11 @@
 
 
 stdenv.mkDerivation rec {
-  name = "irrlicht-${version}";
+  pname = "irrlicht";
   version = "1.8.4";
 
   src = fetchzip {
-    url = "mirror://sourceforge/irrlicht/${name}.zip";
+    url = "mirror://sourceforge/irrlicht/${pname}-${version}.zip";
     sha256 = "02sq067fn4xpf0lcyb4vqxmm43qg2nxx770bgrl799yymqbvih5f";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/iso-codes/default.nix b/nixpkgs/pkgs/development/libraries/iso-codes/default.nix
index 43ab20da8ae0..599e8dcc5975 100644
--- a/nixpkgs/pkgs/development/libraries/iso-codes/default.nix
+++ b/nixpkgs/pkgs/development/libraries/iso-codes/default.nix
@@ -1,11 +1,11 @@
 {stdenv, fetchurl, gettext, python3}:
 
 stdenv.mkDerivation rec {
-  name = "iso-codes-${version}";
+  pname = "iso-codes";
   version = "3.79";
 
   src = fetchurl {
-    url = "https://salsa.debian.org/iso-codes-team/iso-codes/uploads/ef8de8bc12e0512d26ed73436a477871/${name}.tar.xz";
+    url = "https://salsa.debian.org/iso-codes-team/iso-codes/uploads/ef8de8bc12e0512d26ed73436a477871/${pname}-${version}.tar.xz";
     sha256 = "08i8hjy0qjlw9kd9i87jx967ihwh45l2xi55q1aa5265sind7byb";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/jama/default.nix b/nixpkgs/pkgs/development/libraries/jama/default.nix
index 29fabdbb3b63..26ec06fad7bf 100644
--- a/nixpkgs/pkgs/development/libraries/jama/default.nix
+++ b/nixpkgs/pkgs/development/libraries/jama/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, unzip, tnt}:
 
 stdenv.mkDerivation rec {
-  name = "jama-${version}";
+  pname = "jama";
   version = "1.2.5";
 
   src = fetchurl {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   propagatedBuildInputs = [ tnt ];
 
   unpackPhase = ''
-      mkdir "${name}"
+      mkdir "${pname}-${version}"
       unzip "$src"
   '';
   installPhase = ''
diff --git a/nixpkgs/pkgs/development/libraries/jasper/default.nix b/nixpkgs/pkgs/development/libraries/jasper/default.nix
index 946bc17e7643..1bad3394b6ac 100644
--- a/nixpkgs/pkgs/development/libraries/jasper/default.nix
+++ b/nixpkgs/pkgs/development/libraries/jasper/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, fetchpatch, libjpeg, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "jasper-${version}";
+  pname = "jasper";
   version = "2.0.16";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/java/commons/bcel/default.nix b/nixpkgs/pkgs/development/libraries/java/commons/bcel/default.nix
index 8d9b4e54fe8d..4a2b030a3dbf 100644
--- a/nixpkgs/pkgs/development/libraries/java/commons/bcel/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/commons/bcel/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "5.2";
-  name    = "commons-bcel-${version}";
+  pname = "commons-bcel";
 
   src = fetchurl {
     url    = "mirror://apache/commons/bcel/binaries/bcel-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/java/commons/compress/default.nix b/nixpkgs/pkgs/development/libraries/java/commons/compress/default.nix
index 3c729f42320a..d418145e1b5f 100644
--- a/nixpkgs/pkgs/development/libraries/java/commons/compress/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/commons/compress/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "1.18";
-  name    = "commons-compress-${version}";
+  pname = "commons-compress";
 
   src = fetchurl {
-    url    = "mirror://apache/commons/compress/binaries/${name}-bin.tar.gz";
+    url    = "mirror://apache/commons/compress/binaries/${pname}-${version}-bin.tar.gz";
     sha256 = "0ciwzq134rqh1fp7qba091rajf2pdagfb665rarni7glb2x4lha1";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/java/commons/fileupload/default.nix b/nixpkgs/pkgs/development/libraries/java/commons/fileupload/default.nix
index 6fddc3cfe0c3..0aca6bf8baaa 100644
--- a/nixpkgs/pkgs/development/libraries/java/commons/fileupload/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/commons/fileupload/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "1.3.1";
-  name    = "commons-fileupload-${version}";
+  pname = "commons-fileupload";
 
   src = fetchurl {
-    url    = "mirror://apache/commons/fileupload/binaries/${name}-bin.tar.gz";
+    url    = "mirror://apache/commons/fileupload/binaries/${pname}-${version}-bin.tar.gz";
     sha256 = "1jy7w2j2ay56mpq4ij3331cf9zgpkm832ydr63svb35j0ymnky72";
   };
   installPhase = ''
diff --git a/nixpkgs/pkgs/development/libraries/java/commons/io/default.nix b/nixpkgs/pkgs/development/libraries/java/commons/io/default.nix
index 03b083328da4..c545ad68e727 100644
--- a/nixpkgs/pkgs/development/libraries/java/commons/io/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/commons/io/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "2.6";
-  name    = "commons-io-${version}";
+  pname = "commons-io";
 
   src = fetchurl {
-    url    = "mirror://apache/commons/io/binaries/${name}-bin.tar.gz";
+    url    = "mirror://apache/commons/io/binaries/${pname}-${version}-bin.tar.gz";
     sha256 = "1nzkv8gi56l1m4h7s8bcvqm0naq3bhh7fazcmgdhcr2zkjs5zfmn";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/java/commons/lang/default.nix b/nixpkgs/pkgs/development/libraries/java/commons/lang/default.nix
index 322cb486e93e..675265ed4e32 100644
--- a/nixpkgs/pkgs/development/libraries/java/commons/lang/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/commons/lang/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "3.9";
-  name    = "commons-lang-${version}";
+  pname = "commons-lang";
 
   src = fetchurl {
     url    = "mirror://apache/commons/lang/binaries/commons-lang3-${version}-bin.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/java/commons/math/default.nix b/nixpkgs/pkgs/development/libraries/java/commons/math/default.nix
index 10c39f037890..7c4fc5c632e2 100644
--- a/nixpkgs/pkgs/development/libraries/java/commons/math/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/commons/math/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "3.6.1";
-  name    = "commons-math-${version}";
+  pname = "commons-math";
 
   src = fetchurl {
     url    = "mirror://apache/commons/math/binaries/commons-math3-${version}-bin.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/java/cup/default.nix b/nixpkgs/pkgs/development/libraries/java/cup/default.nix
index de031a08fe8c..e485eabe1cbf 100644
--- a/nixpkgs/pkgs/development/libraries/java/cup/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/cup/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, jdk, ant } :
 
 stdenv.mkDerivation rec {
-  name = "java-cup-${version}";
+  pname = "java-cup";
   version = "11b-20160615";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/java/hydra-ant-logger/default.nix b/nixpkgs/pkgs/development/libraries/java/hydra-ant-logger/default.nix
index 7d1fac39b1cb..68e2a7377919 100644
--- a/nixpkgs/pkgs/development/libraries/java/hydra-ant-logger/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/hydra-ant-logger/default.nix
@@ -1,7 +1,7 @@
 { fetchgit, stdenv, ant, jdk }:
 
 stdenv.mkDerivation rec {
-  name = "hydra-ant-logger-${version}";
+  pname = "hydra-ant-logger";
   version = "2010.2";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/java/jzmq/default.nix b/nixpkgs/pkgs/development/libraries/java/jzmq/default.nix
index 402f893034b6..e25106e22c6c 100644
--- a/nixpkgs/pkgs/development/libraries/java/jzmq/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/jzmq/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, zeromq3, jdk }:
 
 stdenv.mkDerivation rec {
-  name = "jzmq-${version}";
+  pname = "jzmq";
   version = "3.1.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/java/lucene/default.nix b/nixpkgs/pkgs/development/libraries/java/lucene/default.nix
index 691b9905b04f..c0eabe51657d 100644
--- a/nixpkgs/pkgs/development/libraries/java/lucene/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/lucene/default.nix
@@ -1,13 +1,13 @@
 {stdenv, fetchurl} :
 
 stdenv.mkDerivation rec {
-  name = "lucene-${version}";
+  pname = "lucene";
   version = "1.4.3";
 
   builder = ./builder.sh;
 
   src = fetchurl {
-    url = "https://archive.apache.org/dist/jakarta/lucene/${name}.tar.gz";
+    url = "https://archive.apache.org/dist/jakarta/lucene/${pname}-${version}.tar.gz";
     sha256 = "1mxaxg65f7v8n60irjwm24v7hcisbl0srmpvcy1l4scs6rjj1awh";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/java/rhino/default.nix b/nixpkgs/pkgs/development/libraries/java/rhino/default.nix
index 544f0f4c4e91..0fdce1bceed0 100644
--- a/nixpkgs/pkgs/development/libraries/java/rhino/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/rhino/default.nix
@@ -10,7 +10,8 @@ let
 in
 
 stdenv.mkDerivation {
-  name = "rhino-${version}";
+  pname = "rhino";
+  inherit version;
 
   src = fetchurl {
     url = "mirror://mozilla/js/rhino1_7R2.zip";
diff --git a/nixpkgs/pkgs/development/libraries/java/swt/default.nix b/nixpkgs/pkgs/development/libraries/java/swt/default.nix
index c2acd2348938..591de48d3195 100644
--- a/nixpkgs/pkgs/development/libraries/java/swt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/java/swt/default.nix
@@ -21,7 +21,7 @@ let
 in stdenv.mkDerivation rec {
   version = "4.5";
   fullVersion = "${version}-201506032000";
-  name = "swt-${version}";
+  pname = "swt";
 
   hardeningDisable = [ "format" ];
 
@@ -29,7 +29,7 @@ in stdenv.mkDerivation rec {
   # releases of SWT.  So we just grab a binary release and extract
   # "src.zip" from that.
   src = fetchurl {
-    url = "http://archive.eclipse.org/eclipse/downloads/drops4/R-${fullVersion}/${name}-${metadata.platform}.zip";
+    url = "http://archive.eclipse.org/eclipse/downloads/drops4/R-${fullVersion}/${pname}-${version}-${metadata.platform}.zip";
     sha256 = metadata.sha256;
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/jemalloc/common.nix b/nixpkgs/pkgs/development/libraries/jemalloc/common.nix
index c14ac7c65abd..c41455a65441 100644
--- a/nixpkgs/pkgs/development/libraries/jemalloc/common.nix
+++ b/nixpkgs/pkgs/development/libraries/jemalloc/common.nix
@@ -12,11 +12,11 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "jemalloc-${version}";
+  pname = "jemalloc";
   inherit version;
 
   src = fetchurl {
-    url = "https://github.com/jemalloc/jemalloc/releases/download/${version}/${name}.tar.bz2";
+    url = "https://github.com/jemalloc/jemalloc/releases/download/${version}/${pname}-${version}.tar.bz2";
     inherit sha256;
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/jitterentropy/default.nix b/nixpkgs/pkgs/development/libraries/jitterentropy/default.nix
index 175097ef7855..726e00b58bba 100644
--- a/nixpkgs/pkgs/development/libraries/jitterentropy/default.nix
+++ b/nixpkgs/pkgs/development/libraries/jitterentropy/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub }:
 stdenv.mkDerivation rec {
-  name = "jitterentropy-${version}";
+  pname = "jitterentropy";
   version = "2.1.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/jsoncpp/default.nix b/nixpkgs/pkgs/development/libraries/jsoncpp/default.nix
index fa2b45ae948e..c62f1e2de3f3 100644
--- a/nixpkgs/pkgs/development/libraries/jsoncpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/jsoncpp/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "jsoncpp";
-  version = "1.9.0";
+  version = "1.9.1";
 
   src = fetchFromGitHub {
     owner = "open-source-parsers";
     repo = "jsoncpp";
     rev = version;
-    sha256 = "10wnwlq92gp32f5p55kjcc12jfsl0yq6f2y4abb0si6wym12krw9";
+    sha256 = "00g356iv3kcp0gadj7gbyzf9jn9avvx9vxbxc7c2i5nnry8z72wj";
   };
 
   /* During darwin bootstrap, we have a cp that doesn't understand the
diff --git a/nixpkgs/pkgs/development/libraries/jxrlib/default.nix b/nixpkgs/pkgs/development/libraries/jxrlib/default.nix
index 47c87da065ba..bc5be3172ec8 100644
--- a/nixpkgs/pkgs/development/libraries/jxrlib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/jxrlib/default.nix
@@ -1,7 +1,6 @@
 { stdenv, fetchFromGitHub, python }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "jxrlib";
   version = "1.1";
 
diff --git a/nixpkgs/pkgs/development/libraries/kdb/default.nix b/nixpkgs/pkgs/development/libraries/kdb/default.nix
index 0cd8ab503566..4a403a19964e 100644
--- a/nixpkgs/pkgs/development/libraries/kdb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/kdb/default.nix
@@ -7,10 +7,9 @@
 mkDerivation rec {
   pname = "kdb";
   version = "3.2.0";
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://kde/stable/${pname}/src/${name}.tar.xz";
+    url = "mirror://kde/stable/${pname}/src/${pname}-${version}.tar.xz";
     sha256 = "0s909x34a56n3xwhqz27irl2gbzidax0685w2kf34f0liny872cg";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/kde-frameworks/default.nix b/nixpkgs/pkgs/development/libraries/kde-frameworks/default.nix
index 7745d78f8fca..e8a7aa7322f3 100644
--- a/nixpkgs/pkgs/development/libraries/kde-frameworks/default.nix
+++ b/nixpkgs/pkgs/development/libraries/kde-frameworks/default.nix
@@ -77,7 +77,7 @@ let
               license = with lib.licenses; [
                 lgpl21Plus lgpl3Plus bsd2 mit gpl2Plus gpl3Plus fdl12
               ];
-              maintainers = [ lib.maintainers.ttuegel ];
+              maintainers = with lib.maintainers; [ ttuegel nyanloutre ];
               platforms = lib.platforms.linux;
             } // (args.meta or {});
 
diff --git a/nixpkgs/pkgs/development/libraries/kde-frameworks/fetch.sh b/nixpkgs/pkgs/development/libraries/kde-frameworks/fetch.sh
index afab8a4e9a43..096376ca6712 100644
--- a/nixpkgs/pkgs/development/libraries/kde-frameworks/fetch.sh
+++ b/nixpkgs/pkgs/development/libraries/kde-frameworks/fetch.sh
@@ -1 +1 @@
-WGET_ARGS=( https://download.kde.org/stable/frameworks/5.58/ )
+WGET_ARGS=( https://download.kde.org/stable/frameworks/5.61/ )
diff --git a/nixpkgs/pkgs/development/libraries/kde-frameworks/kdewebkit.nix b/nixpkgs/pkgs/development/libraries/kde-frameworks/kdewebkit.nix
index b7dcfb7fe64c..9f682b449752 100644
--- a/nixpkgs/pkgs/development/libraries/kde-frameworks/kdewebkit.nix
+++ b/nixpkgs/pkgs/development/libraries/kde-frameworks/kdewebkit.nix
@@ -8,4 +8,7 @@ mkDerivation {
   buildInputs = [ kconfig kcoreaddons kio kparts ];
   propagatedBuildInputs = [ qtwebkit ];
   outputs = [ "out" "dev" ];
+  cmakeFlags = [
+    "-DBUILD_DESIGNERPLUGIN=OFF"
+  ];
 }
diff --git a/nixpkgs/pkgs/development/libraries/kde-frameworks/kinit/kdeinit-extra_libs.patch b/nixpkgs/pkgs/development/libraries/kde-frameworks/kinit/kdeinit-extra_libs.patch
index 75e632d41292..89145e3e1dde 100644
--- a/nixpkgs/pkgs/development/libraries/kde-frameworks/kinit/kdeinit-extra_libs.patch
+++ b/nixpkgs/pkgs/development/libraries/kde-frameworks/kinit/kdeinit-extra_libs.patch
@@ -2,15 +2,13 @@ Index: kinit-5.32.0/src/kdeinit/kinit.cpp
 ===================================================================
 --- kinit-5.32.0.orig/src/kdeinit/kinit.cpp
 +++ kinit-5.32.0/src/kdeinit/kinit.cpp
-@@ -96,11 +96,9 @@ static const char *extra_libs[] = {
+@@ -96,9 +96,9 @@ static const char *extra_libs[] = {
      "libKF5Parts.5.dylib",
      "libKF5Plasma.5.dylib"
  #else
 -    "libKF5KIOCore.so.5",
 -    "libKF5Parts.so.5",
--//#ifdef __KDE_HAVE_GCC_VISIBILITY // Removed for KF5, we'll see.
 -    "libKF5Plasma.so.5"
--//#endif
 +    NIXPKGS_KF5_KIOCORE,
 +    NIXPKGS_KF5_PARTS,
 +    NIXPKGS_KF5_PLASMA
diff --git a/nixpkgs/pkgs/development/libraries/kde-frameworks/kwayland.nix b/nixpkgs/pkgs/development/libraries/kde-frameworks/kwayland.nix
index ee19b39bd159..c19836ed7a72 100644
--- a/nixpkgs/pkgs/development/libraries/kde-frameworks/kwayland.nix
+++ b/nixpkgs/pkgs/development/libraries/kde-frameworks/kwayland.nix
@@ -1,7 +1,7 @@
 {
   mkDerivation, lib, propagateBin,
   extra-cmake-modules,
-  qtbase, wayland
+  qtbase, wayland, wayland-protocols
 }:
 
 mkDerivation {
@@ -11,7 +11,7 @@ mkDerivation {
     broken = builtins.compareVersions qtbase.version "5.7.0" < 0;
   };
   nativeBuildInputs = [ extra-cmake-modules ];
-  buildInputs = [ wayland ];
+  buildInputs = [ wayland wayland-protocols ];
   propagatedBuildInputs = [ qtbase ];
   setupHook = propagateBin; # XDG_CONFIG_DIRS
 }
diff --git a/nixpkgs/pkgs/development/libraries/kde-frameworks/purpose.nix b/nixpkgs/pkgs/development/libraries/kde-frameworks/purpose.nix
index 147c4123a105..1484b2d04891 100644
--- a/nixpkgs/pkgs/development/libraries/kde-frameworks/purpose.nix
+++ b/nixpkgs/pkgs/development/libraries/kde-frameworks/purpose.nix
@@ -1,6 +1,6 @@
 {
   mkDerivation, lib, extra-cmake-modules, qtbase
-, qtdeclarative, kconfig, kcoreaddons, ki18n, kio
+, qtdeclarative, kconfig, kcoreaddons, ki18n, kio, kirigami2
 }:
 
 mkDerivation {
@@ -9,6 +9,6 @@ mkDerivation {
   nativeBuildInputs = [ extra-cmake-modules ];
   buildInputs = [
     qtbase qtdeclarative kconfig kcoreaddons 
-    ki18n kio
+    ki18n kio kirigami2
   ];
 }
diff --git a/nixpkgs/pkgs/development/libraries/kde-frameworks/srcs.nix b/nixpkgs/pkgs/development/libraries/kde-frameworks/srcs.nix
index 17473db9eebd..549f99a55886 100644
--- a/nixpkgs/pkgs/development/libraries/kde-frameworks/srcs.nix
+++ b/nixpkgs/pkgs/development/libraries/kde-frameworks/srcs.nix
@@ -3,635 +3,635 @@
 
 {
   attica = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/attica-5.58.0.tar.xz";
-      sha256 = "edba3f94705f904edb0bddd5bab491575bb15ee8f278b92b41272d6f566cad2a";
-      name = "attica-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/attica-5.61.0.tar.xz";
+      sha256 = "9d3ad34c17223333b5a77144cc5a9d941cbb7baa01ab4a2ffe34ae9398c90dde";
+      name = "attica-5.61.0.tar.xz";
     };
   };
   baloo = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/baloo-5.58.0.tar.xz";
-      sha256 = "a1e9340f1046f2df1568da6cd07b26bac9361725cd32b46fd69c370aab0c7227";
-      name = "baloo-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/baloo-5.61.0.tar.xz";
+      sha256 = "dd559e06237843f51d68eb5001b835037d4b2f6d62b7dc4d040961f9863632f1";
+      name = "baloo-5.61.0.tar.xz";
     };
   };
   bluez-qt = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/bluez-qt-5.58.0.tar.xz";
-      sha256 = "530dc2f89ca26cda23a6383ccfdb00584083d2fbee3b437e5337a77f51513da0";
-      name = "bluez-qt-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/bluez-qt-5.61.0.tar.xz";
+      sha256 = "0ea647de61fcc18a85c660fa8e05fe93072a713a8d00a018ba8e99ea790e5d27";
+      name = "bluez-qt-5.61.0.tar.xz";
     };
   };
   breeze-icons = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/breeze-icons-5.58.0.tar.xz";
-      sha256 = "536d2790a143bf0d8cc9ee4de74dea0924eb7d3ac4888fece7bf7c7038066491";
-      name = "breeze-icons-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/breeze-icons-5.61.0.tar.xz";
+      sha256 = "1d260a01a2617f5f755d2eb38423af19bf4a1a2ccfa9339b441b4f6be6381c30";
+      name = "breeze-icons-5.61.0.tar.xz";
     };
   };
   extra-cmake-modules = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/extra-cmake-modules-5.58.0.tar.xz";
-      sha256 = "514011c12eeb2ac99d3118975832a279af2c2eea5e8b36b49c81962930b2ecc7";
-      name = "extra-cmake-modules-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/extra-cmake-modules-5.61.0.tar.xz";
+      sha256 = "a86a3b12c8a540af822131a8d65586d985267b1d642c29b4815b6c7870bc126c";
+      name = "extra-cmake-modules-5.61.0.tar.xz";
     };
   };
   frameworkintegration = {
-    version = "5.58.1";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/frameworkintegration-5.58.1.tar.xz";
-      sha256 = "30a9e6c4bde295a031f94ea622ce2324b8a98536f51f0a008b148ea11c44a274";
-      name = "frameworkintegration-5.58.1.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/frameworkintegration-5.61.0.tar.xz";
+      sha256 = "a1a2bbb15d287b67643750cb5414ceb10c6583861dd5c00118010d409f106efb";
+      name = "frameworkintegration-5.61.0.tar.xz";
     };
   };
   kactivities = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/kactivities-5.58.0.tar.xz";
-      sha256 = "5295cfdc392a8146ca9c3822f1250ceaf5b54990d69c2e3dec4b072519a5ce5b";
-      name = "kactivities-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kactivities-5.61.0.tar.xz";
+      sha256 = "0d7d7e5bd68541ad1dcf1f96c7205330cb7b075c6ff0d8b46774e781eff84af5";
+      name = "kactivities-5.61.0.tar.xz";
     };
   };
   kactivities-stats = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/kactivities-stats-5.58.0.tar.xz";
-      sha256 = "5f3bde50ffe0c23ad5f28c7327d375f223535f139ff014c5d53aef2f41e80611";
-      name = "kactivities-stats-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kactivities-stats-5.61.0.tar.xz";
+      sha256 = "9062eb0f189f1b50674e65a7db9a4b821c628acd1ac650000cebbf1f7bdf0068";
+      name = "kactivities-stats-5.61.0.tar.xz";
     };
   };
   kapidox = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/kapidox-5.58.0.tar.xz";
-      sha256 = "8635b09f7d0daa8554f228d471bbb1147cf412b779e3a8ab7c2bf7c24ec85165";
-      name = "kapidox-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kapidox-5.61.0.tar.xz";
+      sha256 = "3c948c87c7f7b16a3835f7df8387c110efe5fefecf8a7d6ffa1cae647be0669f";
+      name = "kapidox-5.61.0.tar.xz";
     };
   };
   karchive = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/karchive-5.58.0.tar.xz";
-      sha256 = "cd5a42101e5cc50f026f48002dc8125e0c898b148fea5fba4451023ec1e181ad";
-      name = "karchive-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/karchive-5.61.0.tar.xz";
+      sha256 = "457ed420449630625cb161fcc9bedc7c6a16527f48d6db4008aea76cdb948387";
+      name = "karchive-5.61.0.tar.xz";
     };
   };
   kauth = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/kauth-5.58.0.tar.xz";
-      sha256 = "8c004199f1e7aa14f9244299bb8b288f6d077e5c2557f089a530d0c1cd072f4f";
-      name = "kauth-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kauth-5.61.0.tar.xz";
+      sha256 = "b04458f32046b2dd61b48118646180df63d2c843cb2d53560aaa15168df087f1";
+      name = "kauth-5.61.0.tar.xz";
     };
   };
   kbookmarks = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/kbookmarks-5.58.0.tar.xz";
-      sha256 = "9b34f49703101e4d9f6338b66edded7b2c1b7826938a81025ede85a7edc71b02";
-      name = "kbookmarks-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kbookmarks-5.61.0.tar.xz";
+      sha256 = "24f87ff1acc5f0c257518f67af277b454566e607f82eb09e75b4a6ed02403377";
+      name = "kbookmarks-5.61.0.tar.xz";
     };
   };
   kcmutils = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/kcmutils-5.58.0.tar.xz";
-      sha256 = "2eec73ffca93eb5fc9975a96e072c565a4907b05c161f49877684f4ab252fd9d";
-      name = "kcmutils-5.58.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kcodecs-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kcodecs-5.61.0.tar.xz";
+      sha256 = "4604323e44c1be7547f25b43b71bd541048c3d036a7fc5ca74e5ece9792ff5ee";
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+    version = "5.61.0";
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-      name = "kcompletion-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kcompletion-5.61.0.tar.xz";
+      sha256 = "68697be65d6c9e0053fc3e504170d23c3162c05a0a9027249c575bc6dc8bd3ec";
+      name = "kcompletion-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kconfig-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kconfig-5.61.0.tar.xz";
+      sha256 = "94c0e292a5d57e014aa745be6b59a989118ead1252d56c768f2719b5c6471372";
+      name = "kconfig-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kconfigwidgets-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kconfigwidgets-5.61.0.tar.xz";
+      sha256 = "4cc1e55c5f994abbec03b32bef73bdf54c2613199a446ad63f4ced6e3a0e2165";
+      name = "kconfigwidgets-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kcoreaddons-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kcoreaddons-5.61.0.tar.xz";
+      sha256 = "6a4ea2eca77944c24fe63d2f7111913db721533d5971497cb5bdd2cac896e813";
+      name = "kcoreaddons-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kcrash-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kcrash-5.61.0.tar.xz";
+      sha256 = "83e6333ea0cd7d1ded3fa84f126e3c86a010d7bdb7fd183e7c5d42a8b8e74db8";
+      name = "kcrash-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kdbusaddons-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kdbusaddons-5.61.0.tar.xz";
+      sha256 = "f24fadc71670591bb679cde68147e53819f6c3d56126ecbafe59688fc47b347d";
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+    version = "5.61.0";
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-      name = "kdeclarative-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kdeclarative-5.61.0.tar.xz";
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+    version = "5.61.0";
     src = fetchurl {
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-      name = "kded-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kded-5.61.0.tar.xz";
+      sha256 = "ca970111cb2d0073305a226cc005e2085952c2a02703168a775f954d27d723bc";
+      name = "kded-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kdelibs4support-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/portingAids/kdelibs4support-5.61.0.tar.xz";
+      sha256 = "ae6f7c10e1fe67ded687f38a8ab3c8d483ae06ae69344bd1e683af752cf40b5c";
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+    version = "5.61.0";
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-      name = "kdesignerplugin-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kdesignerplugin-5.61.0.tar.xz";
+      sha256 = "6b204dffbb4897f51143650d75383b5a3ddf4254455e5827d316c7b4ee7b3f33";
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+    version = "5.61.0";
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-      name = "kdesu-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kdesu-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kdewebkit-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/portingAids/kdewebkit-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kdnssd-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kdnssd-5.61.0.tar.xz";
+      sha256 = "02d70e5ee18697867c1a12373c1dbe31e1efba1fcb1e26bba3c75472cd3b271d";
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+    version = "5.61.0";
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-      name = "kdoctools-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kdoctools-5.61.0.tar.xz";
+      sha256 = "e48d8f8f075171c6b83189999a10552c772c6a7e9a115a2643414f9ecec77c6f";
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+    version = "5.61.0";
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-      name = "kemoticons-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kemoticons-5.61.0.tar.xz";
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+      url = "${mirror}/stable/frameworks/5.61/kfilemetadata-5.61.0.tar.xz";
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-      name = "kglobalaccel-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kglobalaccel-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kguiaddons-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kguiaddons-5.61.0.tar.xz";
+      sha256 = "40cefa421b5ad5cf211875a35408ba526a5fb34e5ba19ebbda718dbf6b742520";
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+    version = "5.61.0";
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-      name = "kholidays-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kholidays-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "khtml-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/portingAids/khtml-5.61.0.tar.xz";
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-      name = "ki18n-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/ki18n-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kiconthemes-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kiconthemes-5.61.0.tar.xz";
+      sha256 = "341741abd0b8aeeec8a2a87fe781b4ec1ab593563b1c063cdfdccead3706cdd7";
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+    version = "5.61.0";
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-      name = "kidletime-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kidletime-5.61.0.tar.xz";
+      sha256 = "8fb302dcc5b891ac2f06b5278bd6e08043772f3325bc209175c945280621fca2";
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+    version = "5.61.0";
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-      name = "kimageformats-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kimageformats-5.61.0.tar.xz";
+      sha256 = "5a81359a043e201b29e205dd93559de077e0317d26712cb1c07e624d76aeb207";
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+    version = "5.61.0";
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-      name = "kinit-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kinit-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kio-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kio-5.61.0.tar.xz";
+      sha256 = "1fa35126f8167bdbe029e515d01c8d4b91a07556ce6d5c9418e0ea10d7c2e44e";
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+    version = "5.61.0";
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-      name = "kirigami2-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kirigami2-5.61.0.tar.xz";
+      sha256 = "afdbe922f0627330319f22834d6631af13edb0081c687422d36acb8697a88c30";
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+    version = "5.61.0";
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-      name = "kitemmodels-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kitemmodels-5.61.0.tar.xz";
+      sha256 = "47db271ba24904933629ed00f7a4f916a19969967dcfbfd59ae5e98f08f89d68";
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-      name = "kitemviews-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kitemviews-5.61.0.tar.xz";
+      sha256 = "0447b361444a853409f65e2fb5650cc95eb799ca54a5d7e15cd6d8ca527002da";
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+    version = "5.61.0";
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-      name = "kjobwidgets-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kjobwidgets-5.61.0.tar.xz";
+      sha256 = "5246c2a230e3b4e9d7ba87c5a6b13b5f96fef6af0d1262f27f91fa0c619cf378";
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+    version = "5.61.0";
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-      name = "kjs-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/portingAids/kjs-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kjsembed-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/portingAids/kjsembed-5.61.0.tar.xz";
+      sha256 = "d8e0afad638574c31c89d716d78456ce51ffe6dd03eae6787bc9b4f8b52d5b44";
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+    version = "5.61.0";
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-      name = "kmediaplayer-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/portingAids/kmediaplayer-5.61.0.tar.xz";
+      sha256 = "ae15a4a39e6530b505d699fb1b1ab3fd5f0e64d87dd758db17702463e44ce181";
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+    version = "5.61.0";
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+      url = "${mirror}/stable/frameworks/5.61/knewstuff-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "knotifications-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/knotifications-5.61.0.tar.xz";
+      sha256 = "f72ce6394465316a5324e38afb07f4f71d5f8e281d09b5cf340246c9905568ac";
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+    version = "5.61.0";
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-      name = "knotifyconfig-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/knotifyconfig-5.61.0.tar.xz";
+      sha256 = "bbd2260a98f70779415369ca1d99807bc3e57f618024b9663d2a462a74169bee";
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+    version = "5.61.0";
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-      name = "kpackage-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/kpackage-5.61.0.tar.xz";
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+    version = "5.61.0";
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-      name = "kparts-5.58.0.tar.xz";
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+    version = "5.61.0";
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+    version = "5.61.0";
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-      sha256 = "48d321fdefd57ef9380492652c765ded047d4a54ba6aed5abb1434e30e327643";
-      name = "syndication-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/syndication-5.61.0.tar.xz";
+      sha256 = "2803b2960dd23492ad002e0f23563c9f06500ddc144dd0be2e3e0ef2f6c1f576";
+      name = "syndication-5.61.0.tar.xz";
     };
   };
   syntax-highlighting = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/syntax-highlighting-5.58.0.tar.xz";
-      sha256 = "b97e58e9fe64bc21368d18c57b69dd5696328a0722c01ae2e113826e2e35ba76";
-      name = "syntax-highlighting-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/syntax-highlighting-5.61.0.tar.xz";
+      sha256 = "475392c03534d7b5301ff2e02461444e463ad4def985da81ad4b315660416721";
+      name = "syntax-highlighting-5.61.0.tar.xz";
     };
   };
   threadweaver = {
-    version = "5.58.0";
+    version = "5.61.0";
     src = fetchurl {
-      url = "${mirror}/stable/frameworks/5.58/threadweaver-5.58.0.tar.xz";
-      sha256 = "d9f95ed3a5ccedaa10ae086c82d8794a9ae9e82e094c352869bc6459ead8409d";
-      name = "threadweaver-5.58.0.tar.xz";
+      url = "${mirror}/stable/frameworks/5.61/threadweaver-5.61.0.tar.xz";
+      sha256 = "e7a0cecfaa60c7a8e4bdd4dfe842fb54a344d331a6c62316c147d8dc2a5e5843";
+      name = "threadweaver-5.61.0.tar.xz";
     };
   };
 }
diff --git a/nixpkgs/pkgs/development/libraries/kerberos/heimdal.nix b/nixpkgs/pkgs/development/libraries/kerberos/heimdal.nix
index d2283f5c1d57..2eb9262d189e 100644
--- a/nixpkgs/pkgs/development/libraries/kerberos/heimdal.nix
+++ b/nixpkgs/pkgs/development/libraries/kerberos/heimdal.nix
@@ -6,7 +6,7 @@
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "heimdal-${version}";
+  pname = "heimdal";
   version = "7.7.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/keybinder/default.nix b/nixpkgs/pkgs/development/libraries/keybinder/default.nix
index abbb2457f6ae..0a130c017c09 100644
--- a/nixpkgs/pkgs/development/libraries/keybinder/default.nix
+++ b/nixpkgs/pkgs/development/libraries/keybinder/default.nix
@@ -5,11 +5,11 @@
 let
   inherit (python2Packages) python pygtk;
 in stdenv.mkDerivation rec {
-  name = "keybinder-${version}";
+  pname = "keybinder";
   version = "0.3.0";
 
   src = fetchurl {
-    name = "${name}.tar.gz";
+    name = "${pname}-${version}.tar.gz";
     url = "https://github.com/engla/keybinder/archive/v${version}.tar.gz";
     sha256 = "0kkplz5snycik5xknwq1s8rnmls3qsp32z09mdpmaacydcw7g3cf";
   };
diff --git a/nixpkgs/pkgs/development/libraries/keybinder3/default.nix b/nixpkgs/pkgs/development/libraries/keybinder3/default.nix
index 91ad59ad27a0..ed2dd341f45e 100644
--- a/nixpkgs/pkgs/development/libraries/keybinder3/default.nix
+++ b/nixpkgs/pkgs/development/libraries/keybinder3/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "keybinder3-${version}";
+  pname = "keybinder3";
   version = "0.3.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/kmsxx/default.nix b/nixpkgs/pkgs/development/libraries/kmsxx/default.nix
index d3733ea5f720..3f84706bffb3 100644
--- a/nixpkgs/pkgs/development/libraries/kmsxx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/kmsxx/default.nix
@@ -3,7 +3,6 @@
 stdenv.mkDerivation rec {
   pname = "kmsxx";
   version = "2018-10-23";
-  name = pname + "-" + version;
 
   src = fetchFromGitHub {
     owner = "tomba";
diff --git a/nixpkgs/pkgs/development/libraries/kproperty/default.nix b/nixpkgs/pkgs/development/libraries/kproperty/default.nix
index c49402b74e86..991fd4d27a74 100644
--- a/nixpkgs/pkgs/development/libraries/kproperty/default.nix
+++ b/nixpkgs/pkgs/development/libraries/kproperty/default.nix
@@ -8,10 +8,9 @@
 mkDerivation rec {
   pname = "kproperty";
   version = "3.2.0";
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://kde/stable/${pname}/src/${name}.tar.xz";
+    url = "mirror://kde/stable/${pname}/src/${pname}-${version}.tar.xz";
     sha256 = "1yldfsdamk4dag8dyryjn5n9j2pzi42s79kkafymfnbifhnhrbv7";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/kreport/default.nix b/nixpkgs/pkgs/development/libraries/kreport/default.nix
index fc9c77e8fd61..46d55b1f550d 100644
--- a/nixpkgs/pkgs/development/libraries/kreport/default.nix
+++ b/nixpkgs/pkgs/development/libraries/kreport/default.nix
@@ -7,10 +7,9 @@
 mkDerivation rec {
   pname = "kreport";
   version = "3.2.0";
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://kde/stable/${pname}/src/${name}.tar.xz";
+    url = "mirror://kde/stable/${pname}/src/${pname}-${version}.tar.xz";
     sha256 = "1mycsvkz5rphi9df2i4ch4ykvprd4m76acsdzs3zis2ljrqnsw92";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/lame/default.nix b/nixpkgs/pkgs/development/libraries/lame/default.nix
index 2f713cb59775..933d51b9575c 100644
--- a/nixpkgs/pkgs/development/libraries/lame/default.nix
+++ b/nixpkgs/pkgs/development/libraries/lame/default.nix
@@ -22,11 +22,11 @@ in
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "lame-${version}";
+  pname = "lame";
   version = "3.100";
 
   src = fetchurl {
-    url = "mirror://sourceforge/lame/${name}.tar.gz";
+    url = "mirror://sourceforge/lame/${pname}-${version}.tar.gz";
     sha256 = "07nsn5sy3a8xbmw1bidxnsj5fj6kg9ai04icmqw40ybkp353dznx";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/lasso/default.nix b/nixpkgs/pkgs/development/libraries/lasso/default.nix
index e93467fba0a2..f401f231de2e 100644
--- a/nixpkgs/pkgs/development/libraries/lasso/default.nix
+++ b/nixpkgs/pkgs/development/libraries/lasso/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
 
-  name = "lasso-${version}";
+  pname = "lasso";
   version = "2.6.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/ldacbt/default.nix b/nixpkgs/pkgs/development/libraries/ldacbt/default.nix
index 839f0a75156b..ae8fc1e22dbc 100644
--- a/nixpkgs/pkgs/development/libraries/ldacbt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ldacbt/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "ldacBT-${version}";
+  pname = "ldacBT";
   version = "2.0.2.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/ldns/default.nix b/nixpkgs/pkgs/development/libraries/ldns/default.nix
index 82496a54aea7..1aa208c2044f 100644
--- a/nixpkgs/pkgs/development/libraries/ldns/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ldns/default.nix
@@ -4,10 +4,8 @@ stdenv.mkDerivation rec {
   pname = "ldns";
   version = "1.7.0";
 
-  name = "${pname}-${version}";
-
   src = fetchurl {
-    url = "https://www.nlnetlabs.nl/downloads/ldns/${name}.tar.gz";
+    url = "https://www.nlnetlabs.nl/downloads/ldns/${pname}-${version}.tar.gz";
     sha256 = "1k56jw4hz8njspfxcfw0czf1smg0n48ylia89ziwyx5k9wdmp7y1";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/leatherman/default.nix b/nixpkgs/pkgs/development/libraries/leatherman/default.nix
index a085899d6e2b..f91612caca1f 100644
--- a/nixpkgs/pkgs/development/libraries/leatherman/default.nix
+++ b/nixpkgs/pkgs/development/libraries/leatherman/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, boost, cmake, curl, ruby }:
 
 stdenv.mkDerivation rec {
-  name = "leatherman-${version}";
+  pname = "leatherman";
   version = "1.7.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/lensfun/default.nix b/nixpkgs/pkgs/development/libraries/lensfun/default.nix
index f4018cbf9614..6137638222ef 100644
--- a/nixpkgs/pkgs/development/libraries/lensfun/default.nix
+++ b/nixpkgs/pkgs/development/libraries/lensfun/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "0.3.95";
-  name = "lensfun-${version}";
+  pname = "lensfun";
 
   src = fetchurl {
-    url = "mirror://sourceforge/lensfun/${version}/${name}.tar.gz";
+    url = "mirror://sourceforge/lensfun/${version}/${pname}-${version}.tar.gz";
     sha256 = "0218f3xrlln0jmh4gcf1zbpvi2bidgl3b2mblf6c810n7j1rrhl2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/leptonica/default.nix b/nixpkgs/pkgs/development/libraries/leptonica/default.nix
index dd3c42e8b7f5..62c01e4f3560 100644
--- a/nixpkgs/pkgs/development/libraries/leptonica/default.nix
+++ b/nixpkgs/pkgs/development/libraries/leptonica/default.nix
@@ -3,11 +3,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "leptonica-${version}";
+  pname = "leptonica";
   version = "1.78.0";
 
   src = fetchurl {
-    url = "http://www.leptonica.org/source/${name}.tar.gz";
+    url = "http://www.leptonica.org/source/${pname}-${version}.tar.gz";
     sha256 = "122s9b8hi93va4lgwnwrbma50x5fp740npy0s92xybd2wy0jxvg2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/leveldb/default.nix b/nixpkgs/pkgs/development/libraries/leveldb/default.nix
index b18af4cf8344..17a754a027ab 100644
--- a/nixpkgs/pkgs/development/libraries/leveldb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/leveldb/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "leveldb-${version}";
+  pname = "leveldb";
   version = "1.20";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libaacs/default.nix b/nixpkgs/pkgs/development/libraries/libaacs/default.nix
index 0d67c6b4dcb2..bda7d560fcde 100644
--- a/nixpkgs/pkgs/development/libraries/libaacs/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libaacs/default.nix
@@ -8,11 +8,11 @@
 # https://wiki.archlinux.org/index.php/BluRay
 
 stdenv.mkDerivation rec {
-  name = "libaacs-${version}";
+  pname = "libaacs";
   version  = "0.9.0";
 
   src = fetchurl {
-    url = "http://get.videolan.org/libaacs/${version}/${name}.tar.bz2";
+    url = "http://get.videolan.org/libaacs/${version}/${pname}-${version}.tar.bz2";
     sha256 = "1kms92i0c7i1yl659kqjf19lm8172pnpik5lsxp19xphr74vvq27";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libaal/default.nix b/nixpkgs/pkgs/development/libraries/libaal/default.nix
index 6df7bc22772f..11b31d62b5d6 100644
--- a/nixpkgs/pkgs/development/libraries/libaal/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libaal/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "1.0.6";
-  name = "libaal-${version}";
+  pname = "libaal";
 
   src = fetchurl {
-    url = "mirror://sourceforge/reiser4/${name}.tar.gz";
+    url = "mirror://sourceforge/reiser4/${pname}-${version}.tar.gz";
     sha256 = "176f2sns6iyxv3h9zyirdinjwi05gdak48zqarhib2s38rvm98di";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libabw/default.nix b/nixpkgs/pkgs/development/libraries/libabw/default.nix
index aa4a40cf32dd..f953c170ab50 100644
--- a/nixpkgs/pkgs/development/libraries/libabw/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libabw/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, boost, doxygen, gperf, pkgconfig, librevenge, libxml2, perl }:
 
 stdenv.mkDerivation rec {
-  name = "libabw-${version}";
+  pname = "libabw";
   version = "0.1.2";
 
   src = fetchurl {
-    url = "https://dev-www.libreoffice.org/src/libabw/${name}.tar.xz";
+    url = "https://dev-www.libreoffice.org/src/libabw/${pname}-${version}.tar.xz";
     sha256 = "11949iscdb99f2jplxjd39282jxcrf2fw0sqbh5dl7gqb96r8whb";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libaccounts-glib/default.nix b/nixpkgs/pkgs/development/libraries/libaccounts-glib/default.nix
index 525ec6e35f60..7f9dbf3a21fc 100644
--- a/nixpkgs/pkgs/development/libraries/libaccounts-glib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libaccounts-glib/default.nix
@@ -2,7 +2,7 @@
 , libxml2, libxslt, pkgconfig, sqlite, docbook_xsl, docbook_xml_dtd_43, gobject-introspection }:
 
 stdenv.mkDerivation rec {
-  name = "libaccounts-glib-${version}";
+  pname = "libaccounts-glib";
   version = "1.24";
 
   outputs = [ "out" "dev" "devdoc" "py" ];
diff --git a/nixpkgs/pkgs/development/libraries/libagar/default.nix b/nixpkgs/pkgs/development/libraries/libagar/default.nix
index 49e5bcdd9058..a8ddab2978d1 100644
--- a/nixpkgs/pkgs/development/libraries/libagar/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libagar/default.nix
@@ -5,7 +5,7 @@
 
 let srcs = import ./srcs.nix { inherit fetchurl; }; in
 stdenv.mkDerivation rec {
-  name = "libagar-${version}";
+  pname = "libagar";
   inherit (srcs) version src;
 
   preConfigure = ''
diff --git a/nixpkgs/pkgs/development/libraries/libagar/libagar_test.nix b/nixpkgs/pkgs/development/libraries/libagar/libagar_test.nix
index c1e9ba7d1c73..43d66b8251cf 100644
--- a/nixpkgs/pkgs/development/libraries/libagar/libagar_test.nix
+++ b/nixpkgs/pkgs/development/libraries/libagar/libagar_test.nix
@@ -2,7 +2,7 @@
 
 let srcs = import ./srcs.nix { inherit fetchurl; }; in
 stdenv.mkDerivation rec {
-  name = "libagar-test-${version}";
+  pname = "libagar-test";
   inherit (srcs) version src;
 
   sourceRoot = "agar-1.5.0/tests";
diff --git a/nixpkgs/pkgs/development/libraries/libamqpcpp/default.nix b/nixpkgs/pkgs/development/libraries/libamqpcpp/default.nix
index cc6c9464de36..325a7d71598b 100644
--- a/nixpkgs/pkgs/development/libraries/libamqpcpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libamqpcpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, openssl }:
 
 stdenv.mkDerivation rec {
-  name = "libamqpcpp-${version}";
+  pname = "libamqpcpp";
   version = "4.1.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libao/default.nix b/nixpkgs/pkgs/development/libraries/libao/default.nix
index 826f72b1f5fb..698182dbd4ed 100644
--- a/nixpkgs/pkgs/development/libraries/libao/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libao/default.nix
@@ -4,7 +4,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.2.2";
-  name = "libao-${version}";
+  pname = "libao";
 
   # the github mirror is more up to date than downloads.xiph.org
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libaom/default.nix b/nixpkgs/pkgs/development/libraries/libaom/default.nix
index 62e0a850bad3..2d9a9f18fa27 100644
--- a/nixpkgs/pkgs/development/libraries/libaom/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libaom/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchgit, yasm, perl, cmake, pkgconfig, python3 }:
 
 stdenv.mkDerivation rec {
-  name = "libaom-${version}";
+  pname = "libaom";
   version = "1.0.0-errata1";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/libaosd/default.nix b/nixpkgs/pkgs/development/libraries/libaosd/default.nix
index dd3320005a41..5b9647d275cb 100644
--- a/nixpkgs/pkgs/development/libraries/libaosd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libaosd/default.nix
@@ -3,7 +3,7 @@
 
 stdenv.mkDerivation rec {
   version = "0.2.7-9-g177589f";
-  name = "libaosd-${version}";
+  pname = "libaosd";
 
   src = fetchFromGitHub {
     owner  = "atheme-legacy";
diff --git a/nixpkgs/pkgs/development/libraries/libarchive/default.nix b/nixpkgs/pkgs/development/libraries/libarchive/default.nix
index 3cf8a6da7367..e3927f34fab9 100644
--- a/nixpkgs/pkgs/development/libraries/libarchive/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libarchive/default.nix
@@ -9,7 +9,7 @@
 assert xarSupport -> libxml2 != null;
 
 stdenv.mkDerivation rec {
-  name = "libarchive-${version}";
+  pname = "libarchive";
   version = "3.4.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libasr/default.nix b/nixpkgs/pkgs/development/libraries/libasr/default.nix
index a06ae978d515..0c8f82138e7f 100644
--- a/nixpkgs/pkgs/development/libraries/libasr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libasr/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, libevent, openssl }:
 
 stdenv.mkDerivation rec {
-  name = "libasr-${version}";
+  pname = "libasr";
   version=  "1.0.2";
 
   src = fetchurl {
-    url = "https://www.opensmtpd.org/archives/${name}.tar.gz";
+    url = "https://www.opensmtpd.org/archives/${pname}-${version}.tar.gz";
     sha256 = "0d4blm0kzdhb75fq8sbcpvkc25lv5dbjaxa2ldniaf39633d3xd6";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libass/default.nix b/nixpkgs/pkgs/development/libraries/libass/default.nix
index d7ebf781a049..41406ce18eae 100644
--- a/nixpkgs/pkgs/development/libraries/libass/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libass/default.nix
@@ -18,11 +18,11 @@ in
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "libass-${version}";
+  pname = "libass";
   version = "0.14.0";
 
   src = fetchurl {
-    url = "https://github.com/libass/libass/releases/download/${version}/${name}.tar.xz";
+    url = "https://github.com/libass/libass/releases/download/${version}/${pname}-${version}.tar.xz";
     sha256 = "18iqznl4mabhj9ywfsz4kwvbsplcv1jjxq50nxssvbj8my1267w8";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libast/default.nix b/nixpkgs/pkgs/development/libraries/libast/default.nix
index 313cb7f8d5dc..348cfa9ed5b4 100644
--- a/nixpkgs/pkgs/development/libraries/libast/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libast/default.nix
@@ -2,11 +2,11 @@
 , pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "libast-${version}";
+  pname = "libast";
   version = "0.7.1";
 
   src = fetchurl {
-    url = "http://www.eterm.org/download/${name}.tar.gz";
+    url = "http://www.eterm.org/download/${pname}-${version}.tar.gz";
     sha256 = "1w7bs46r4lykfd83kc3bg9i1rxzzlb4ydk23ikf8mx8avz05q1aj";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libatomic_ops/default.nix b/nixpkgs/pkgs/development/libraries/libatomic_ops/default.nix
index 0df8ed0f9699..b576896876e4 100644
--- a/nixpkgs/pkgs/development/libraries/libatomic_ops/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libatomic_ops/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, autoconf, automake, libtool }:
 
 stdenv.mkDerivation rec {
-  name = "libatomic_ops-${version}";
+  pname = "libatomic_ops";
   version = "7.6.10";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libav/default.nix b/nixpkgs/pkgs/development/libraries/libav/default.nix
index 1ef453f24cdb..feeb4de15e1b 100644
--- a/nixpkgs/pkgs/development/libraries/libav/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libav/default.nix
@@ -33,10 +33,11 @@ let
   };
 
   libavFun = version : sha1 : stdenv.mkDerivation rec {
-    name = "libav-${version}";
+    pname = "libav";
+    inherit version;
 
     src = fetchurl {
-      url = "${meta.homepage}/releases/${name}.tar.xz";
+      url = "${meta.homepage}/releases/${pname}-${version}.tar.xz";
       inherit sha1; # upstream directly provides sha1 of releases over https
     };
 
diff --git a/nixpkgs/pkgs/development/libraries/libb2/default.nix b/nixpkgs/pkgs/development/libraries/libb2/default.nix
index 6a7720b99bcc..d39c12d58d55 100644
--- a/nixpkgs/pkgs/development/libraries/libb2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libb2/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoconf, automake, libtool, pkg-config }:
 
 stdenv.mkDerivation rec {
-  name = "libb2-${version}";
+  pname = "libb2";
   version = "0.98.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libb64/default.nix b/nixpkgs/pkgs/development/libraries/libb64/default.nix
index 09c5444a6446..3c9a97684275 100644
--- a/nixpkgs/pkgs/development/libraries/libb64/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libb64/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, unzip }:
 
 stdenv.mkDerivation rec {
-  name = "libb64-${version}";
+  pname = "libb64";
   version = "1.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libbap/default.nix b/nixpkgs/pkgs/development/libraries/libbap/default.nix
index 2a129bc648f0..b20850e88ff0 100644
--- a/nixpkgs/pkgs/development/libraries/libbap/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libbap/default.nix
@@ -2,7 +2,7 @@
   which }:
 
 stdenv.mkDerivation rec {
-  name = "libbap-${version}";
+  pname = "libbap";
   version = "master-2019-04-05";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libbdplus/default.nix b/nixpkgs/pkgs/development/libraries/libbdplus/default.nix
index 3a1b77525143..3af98a578f20 100644
--- a/nixpkgs/pkgs/development/libraries/libbdplus/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libbdplus/default.nix
@@ -8,11 +8,11 @@
 # https://wiki.archlinux.org/index.php/BluRay
 
 stdenv.mkDerivation rec {
-  name = "libbdplus-${version}";
+  pname = "libbdplus";
   version  = "0.1.2";
 
   src = fetchurl {
-    url = "http://get.videolan.org/libbdplus/${version}/${name}.tar.bz2";
+    url = "http://get.videolan.org/libbdplus/${version}/${pname}-${version}.tar.bz2";
     sha256 = "02n87lysqn4kg2qk7d1ffrp96c44zkdlxdj0n16hbgrlrpiwlcd6";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libbfd/default.nix b/nixpkgs/pkgs/development/libraries/libbfd/default.nix
index 64b3832d3353..5af8acb5ed76 100644
--- a/nixpkgs/pkgs/development/libraries/libbfd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libbfd/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libbfd-${version}";
+  pname = "libbfd";
   inherit (binutils-unwrapped) version src;
 
   outputs = [ "out" "dev" ];
diff --git a/nixpkgs/pkgs/development/libraries/libbladeRF/default.nix b/nixpkgs/pkgs/development/libraries/libbladeRF/default.nix
index d22518e96d42..c8c58315b648 100644
--- a/nixpkgs/pkgs/development/libraries/libbladeRF/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libbladeRF/default.nix
@@ -13,7 +13,8 @@ let
   version = "2.2.0";
 
 in stdenv.mkDerivation {
-  name = "libbladeRF-${version}";
+  pname = "libbladeRF";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "Nuand";
diff --git a/nixpkgs/pkgs/development/libraries/libbluedevil/default.nix b/nixpkgs/pkgs/development/libraries/libbluedevil/default.nix
index d8f2426e477b..d9639cf5c145 100644
--- a/nixpkgs/pkgs/development/libraries/libbluedevil/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libbluedevil/default.nix
@@ -1,14 +1,13 @@
 { stdenv, fetchurl, cmake, qt4 }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "libbluedevil";
   # bluedevil must have the same major version (x.y) as libbluedevil!
   # do not update this package without checking bluedevil
   version = "2.1";
 
   src = fetchurl {
-    url = "mirror://kde/stable/${pname}/${version}/src/${name}.tar.xz";
+    url = "mirror://kde/stable/${pname}/${version}/src/${pname}-${version}.tar.xz";
     sha256 = "0p4f0brhcz9gfxfd6114fa5x6swfdmgzv350xwncdr0s1qnamk8c";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libbluray/default.nix b/nixpkgs/pkgs/development/libraries/libbluray/default.nix
index b7ca9dda1ea7..517251e137ef 100644
--- a/nixpkgs/pkgs/development/libraries/libbluray/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libbluray/default.nix
@@ -18,11 +18,11 @@ assert withFonts -> freetype != null;
 # https://wiki.archlinux.org/index.php/BluRay
 
 stdenv.mkDerivation rec {
-  name = "libbluray-${version}";
+  pname = "libbluray";
   version  = "1.1.2";
 
   src = fetchurl {
-    url = "http://get.videolan.org/libbluray/${version}/${name}.tar.bz2";
+    url = "http://get.videolan.org/libbluray/${version}/${pname}-${version}.tar.bz2";
     sha256 = "0hhbgkm11fw4pwbrklm76aiy54r6d7hk06yhl2fxq05i74i4bpd3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libbsd/default.nix b/nixpkgs/pkgs/development/libraries/libbsd/default.nix
index a8d1925e5c0d..fe4af163a542 100644
--- a/nixpkgs/pkgs/development/libraries/libbsd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libbsd/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "libbsd-${version}";
+  pname = "libbsd";
   version = "0.9.1";
 
   src = fetchurl {
-    url = "https://libbsd.freedesktop.org/releases/${name}.tar.xz";
+    url = "https://libbsd.freedesktop.org/releases/${pname}-${version}.tar.xz";
     sha256 = "1957w2wi7iqar978qlfsm220dwywnrh5m58nrnn9zmi74ds3bn2n";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libbson/default.nix b/nixpkgs/pkgs/development/libraries/libbson/default.nix
index 6244c3a351e7..5bd6b11ac7af 100644
--- a/nixpkgs/pkgs/development/libraries/libbson/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libbson/default.nix
@@ -1,7 +1,7 @@
 { fetchFromGitHub, perl, stdenv, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "libbson-${version}";
+  pname = "libbson";
   version = "1.9.5";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libburn/default.nix b/nixpkgs/pkgs/development/libraries/libburn/default.nix
index f68141ef3b47..01588187936c 100644
--- a/nixpkgs/pkgs/development/libraries/libburn/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libburn/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libburn-${version}";
+  pname = "libburn";
   version = "1.5.0";
 
   src = fetchurl {
-    url = "http://files.libburnia-project.org/releases/${name}.tar.gz";
+    url = "http://files.libburnia-project.org/releases/${pname}-${version}.tar.gz";
     sha256 = "1gg2kgnqvaa2fwghai62prxz6slpak1f6bvgjh8m4dn16v114asq";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libbytesize/default.nix b/nixpkgs/pkgs/development/libraries/libbytesize/default.nix
index 18593f80799c..4fea84723f99 100644
--- a/nixpkgs/pkgs/development/libraries/libbytesize/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libbytesize/default.nix
@@ -6,7 +6,8 @@
 let
   version = "2.1";
 in stdenv.mkDerivation rec {
-  name = "libbytesize-${version}";
+  pname = "libbytesize";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "storaged-project";
diff --git a/nixpkgs/pkgs/development/libraries/libcacard/default.nix b/nixpkgs/pkgs/development/libraries/libcacard/default.nix
index 62d709733759..2e134c5bb639 100644
--- a/nixpkgs/pkgs/development/libraries/libcacard/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcacard/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, glib, nss }:
 
 stdenv.mkDerivation rec {
-  name = "libcacard-${version}";
+  pname = "libcacard";
   version = "2.7.0";
 
   src = fetchurl {
-    url = "https://www.spice-space.org/download/libcacard/${name}.tar.xz";
+    url = "https://www.spice-space.org/download/libcacard/${pname}-${version}.tar.xz";
     sha256 = "0vyvkk4b6xjwq1ccggql13c1x7g4y90clpkqw28257azgn2a1c8n";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libcangjie/default.nix b/nixpkgs/pkgs/development/libraries/libcangjie/default.nix
index 6838362c7942..42a49713a0b4 100644
--- a/nixpkgs/pkgs/development/libraries/libcangjie/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcangjie/default.nix
@@ -1,7 +1,7 @@
 { stdenv, autoconf, automake, libtool, m4, fetchurl, bash, pkgconfig, sqlite }:
 
 stdenv.mkDerivation rec {
-  name = "libcangjie-${version}";
+  pname = "libcangjie";
   version = "1.4_rev_${rev}";
   rev = "a73c1d8783f7b6526fd9b2cc44a669ffa5518d3d";
 
diff --git a/nixpkgs/pkgs/development/libraries/libcec/default.nix b/nixpkgs/pkgs/development/libraries/libcec/default.nix
index e016484e6779..2688881e66d3 100644
--- a/nixpkgs/pkgs/development/libraries/libcec/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcec/default.nix
@@ -3,7 +3,8 @@
 let version = "4.0.4"; in
 
 stdenv.mkDerivation {
-  name = "libcec-${version}";
+  pname = "libcec";
+  inherit version;
 
   src = fetchurl {
     url = "https://github.com/Pulse-Eight/libcec/archive/libcec-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libcec/platform.nix b/nixpkgs/pkgs/development/libraries/libcec/platform.nix
index 0005525a7cd2..e43cfb10a378 100644
--- a/nixpkgs/pkgs/development/libraries/libcec/platform.nix
+++ b/nixpkgs/pkgs/development/libraries/libcec/platform.nix
@@ -3,7 +3,8 @@
 let version = "2.1.0.1"; in
 
 stdenv.mkDerivation {
-  name = "p8-platform-${version}";
+  pname = "p8-platform";
+  inherit version;
 
   src = fetchurl {
     url = "https://github.com/Pulse-Eight/platform/archive/p8-platform-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libcef/default.nix b/nixpkgs/pkgs/development/libraries/libcef/default.nix
index ecba18cd58c8..e161948db404 100644
--- a/nixpkgs/pkgs/development/libraries/libcef/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcef/default.nix
@@ -13,7 +13,7 @@ let
     ];
 in
 stdenv.mkDerivation rec {
-  name = "cef-binary-${version}";
+  pname = "cef-binary";
   version = "3.3497.1833.g13f506f";
   src = fetchurl {
     url = "http://opensource.spotify.com/cefbuilds/cef_binary_${version}_linux64.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/libchardet/default.nix b/nixpkgs/pkgs/development/libraries/libchardet/default.nix
index 410c83953aa9..11617a0107cf 100644
--- a/nixpkgs/pkgs/development/libraries/libchardet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libchardet/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, perl }:
 
 stdenv.mkDerivation rec {
-  name = "libchardet-${version}";
+  pname = "libchardet";
   version = "1.0.5";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libchewing/default.nix b/nixpkgs/pkgs/development/libraries/libchewing/default.nix
index d3ef799ef605..3c234d780eff 100644
--- a/nixpkgs/pkgs/development/libraries/libchewing/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libchewing/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, sqlite }:
 
 stdenv.mkDerivation rec{
-  name = "libchewing-${version}";
+  pname = "libchewing";
   version = "0.5.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libcli/default.nix b/nixpkgs/pkgs/development/libraries/libcli/default.nix
index f101eb223106..d896cf637330 100644
--- a/nixpkgs/pkgs/development/libraries/libcli/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcli/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libcli-${version}";
+  pname = "libcli";
   version = "1.9.7";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libclthreads/default.nix b/nixpkgs/pkgs/development/libraries/libclthreads/default.nix
index a2f6858a05c9..325afc56ae79 100644
--- a/nixpkgs/pkgs/development/libraries/libclthreads/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libclthreads/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libclthreads-${version}";
+  pname = "libclthreads";
   version = "2.4.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libclxclient/default.nix b/nixpkgs/pkgs/development/libraries/libclxclient/default.nix
index 49bc2347ba77..d6e2ad398d77 100644
--- a/nixpkgs/pkgs/development/libraries/libclxclient/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libclxclient/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, libclthreads, libX11, libXft, xorg, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "libclxclient-${version}";
+  pname = "libclxclient";
   version = "3.9.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libcommuni/default.nix b/nixpkgs/pkgs/development/libraries/libcommuni/default.nix
index f247c48821f7..8eb7ff303de7 100644
--- a/nixpkgs/pkgs/development/libraries/libcommuni/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcommuni/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libcommuni-${version}";
+  pname = "libcommuni";
   version = "3.5.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libconfuse/default.nix b/nixpkgs/pkgs/development/libraries/libconfuse/default.nix
index ee3f511d4359..cfef09c480a2 100644
--- a/nixpkgs/pkgs/development/libraries/libconfuse/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libconfuse/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, flex }:
 
 stdenv.mkDerivation rec {
-  name = "libconfuse-${version}";
+  pname = "libconfuse";
   version = "3.2.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libcouchbase/default.nix b/nixpkgs/pkgs/development/libraries/libcouchbase/default.nix
index 894faf0b9102..23b39bca1f3a 100644
--- a/nixpkgs/pkgs/development/libraries/libcouchbase/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcouchbase/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, pkgconfig, libevent, openssl}:
 
 stdenv.mkDerivation rec {
-  name = "libcouchbase-${version}";
+  pname = "libcouchbase";
   version = "2.10.4";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libcrafter/default.nix b/nixpkgs/pkgs/development/libraries/libcrafter/default.nix
index fff31a96ce77..ba9a6325b07d 100644
--- a/nixpkgs/pkgs/development/libraries/libcrafter/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcrafter/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchzip, autoconf, automake, libtool, libpcap }:
 
 stdenv.mkDerivation rec {
-  name = "libcrafter-${version}";
+  pname = "libcrafter";
   version = "0.3";
 
   src = fetchzip {
diff --git a/nixpkgs/pkgs/development/libraries/libcsptr/default.nix b/nixpkgs/pkgs/development/libraries/libcsptr/default.nix
index 3d32f4d0b953..4bf26bde228d 100644
--- a/nixpkgs/pkgs/development/libraries/libcsptr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcsptr/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "libcsptr-${version}";
+  pname = "libcsptr";
   version = "2.0.4";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libctemplate/default.nix b/nixpkgs/pkgs/development/libraries/libctemplate/default.nix
index 94dc733a69b0..f4e2e621c286 100644
--- a/nixpkgs/pkgs/development/libraries/libctemplate/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libctemplate/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, python2 }:
 
 stdenv.mkDerivation rec {
-  name = "ctemplate-${version}";
+  pname = "ctemplate";
 
   version = "2.3";
 
diff --git a/nixpkgs/pkgs/development/libraries/libcue/default.nix b/nixpkgs/pkgs/development/libraries/libcue/default.nix
index e50b8a13b950..8ebab123524b 100644
--- a/nixpkgs/pkgs/development/libraries/libcue/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libcue/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, bison, flex }:
 
 stdenv.mkDerivation rec {
-  name = "libcue-${version}";
+  pname = "libcue";
   version = "2.2.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libdap/default.nix b/nixpkgs/pkgs/development/libraries/libdap/default.nix
index 86d14fe79740..df2e4c367bfb 100644
--- a/nixpkgs/pkgs/development/libraries/libdap/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdap/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   version = "3.20.4";
-  name = "libdap-${version}";
+  pname = "libdap";
 
   nativeBuildInputs = [ bison flex ];
   buildInputs = [ libuuid curl libxml2 ];
 
   src = fetchurl {
-    url = "https://www.opendap.org/pub/source/${name}.tar.gz";
+    url = "https://www.opendap.org/pub/source/${pname}-${version}.tar.gz";
     sha256 = "0x44igs389b49nb2psd656wpvmbx9bwmla2l5ahfa09vxb314s5i";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libdbusmenu-qt/qt-5.5.nix b/nixpkgs/pkgs/development/libraries/libdbusmenu-qt/qt-5.5.nix
index 32b0c9758f73..2ae4eec99ecc 100644
--- a/nixpkgs/pkgs/development/libraries/libdbusmenu-qt/qt-5.5.nix
+++ b/nixpkgs/pkgs/development/libraries/libdbusmenu-qt/qt-5.5.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchgit, cmake, qtbase }:
 
 stdenv.mkDerivation rec {
-  name = "libdbusmenu-qt-${version}";
+  pname = "libdbusmenu-qt";
   version = "0.9.3+16";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/libdc1394/default.nix b/nixpkgs/pkgs/development/libraries/libdc1394/default.nix
index 86b9fcd0bef3..0f2ba019d3fe 100644
--- a/nixpkgs/pkgs/development/libraries/libdc1394/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdc1394/default.nix
@@ -2,11 +2,11 @@
 , libusb1, CoreServices }:
 
 stdenv.mkDerivation rec {
-  name = "libdc1394-${version}";
+  pname = "libdc1394";
   version = "2.2.6";
 
   src = fetchurl {
-    url = "mirror://sourceforge/libdc1394/${name}.tar.gz";
+    url = "mirror://sourceforge/libdc1394/${pname}-${version}.tar.gz";
     sha256 = "1v8gq54n1pg8izn7s15yylwjf8r1l1dmzbm2yvf6pv2fmb4mz41b";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libde265/default.nix b/nixpkgs/pkgs/development/libraries/libde265/default.nix
index 6c9fabf5cae7..3c31ba805d89 100644
--- a/nixpkgs/pkgs/development/libraries/libde265/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libde265/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.0.3";
-  name = "libde265-${version}";
+  pname = "libde265";
 
   src = fetchFromGitHub {
     owner = "strukturag";
diff --git a/nixpkgs/pkgs/development/libraries/libdeflate/default.nix b/nixpkgs/pkgs/development/libraries/libdeflate/default.nix
index a5b178caf825..b06a0a9450ab 100644
--- a/nixpkgs/pkgs/development/libraries/libdeflate/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdeflate/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "libdeflate-${version}";
+  pname = "libdeflate";
   version = "1.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libdevil/default.nix b/nixpkgs/pkgs/development/libraries/libdevil/default.nix
index 78e7490cd992..afbff3dc0cff 100644
--- a/nixpkgs/pkgs/development/libraries/libdevil/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdevil/default.nix
@@ -4,7 +4,7 @@
 
 stdenv.mkDerivation rec {
 
-  name = "libdevil-${version}";
+  pname = "libdevil";
   version = "1.7.8";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libdigidoc/default.nix b/nixpkgs/pkgs/development/libraries/libdigidoc/default.nix
index 7fe7319ff15e..06ba10904a7d 100644
--- a/nixpkgs/pkgs/development/libraries/libdigidoc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdigidoc/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
 
   version = "3.10.4";
-  name = "libdigidoc-${version}";
+  pname = "libdigidoc";
 
   src = fetchurl {
     url = "https://github.com/open-eid/libdigidoc/releases/download/v${version}/libdigidoc-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libdigidocpp/default.nix b/nixpkgs/pkgs/development/libraries/libdigidocpp/default.nix
index e3172c2fc1f8..4aec6fdef917 100644
--- a/nixpkgs/pkgs/development/libraries/libdigidocpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdigidocpp/default.nix
@@ -3,7 +3,7 @@
 
 stdenv.mkDerivation rec {
   version = "3.13.7";
-  name = "libdigidocpp-${version}";
+  pname = "libdigidocpp";
 
   src = fetchurl {
      url = "https://github.com/open-eid/libdigidocpp/releases/download/v${version}/libdigidocpp-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libdiscid/default.nix b/nixpkgs/pkgs/development/libraries/libdiscid/default.nix
index 287494b6b1fd..d7d88b383865 100644
--- a/nixpkgs/pkgs/development/libraries/libdiscid/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdiscid/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake, pkgconfig, darwin }:
 
 stdenv.mkDerivation rec {
-  name = "libdiscid-${version}";
+  pname = "libdiscid";
   version = "0.6.2";
 
   nativeBuildInputs = [ cmake pkgconfig ];
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   buildInputs = stdenv.lib.optionals stdenv.isDarwin [ darwin.apple_sdk.frameworks.IOKit ];
   
   src = fetchurl {
-    url = "http://ftp.musicbrainz.org/pub/musicbrainz/libdiscid/${name}.tar.gz";
+    url = "http://ftp.musicbrainz.org/pub/musicbrainz/libdiscid/${pname}-${version}.tar.gz";
     sha256 = "1f9irlj3dpb5gyfdnb1m4skbjvx4d4hwiz2152f83m0d9jn47r7r";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libdivecomputer/default.nix b/nixpkgs/pkgs/development/libraries/libdivecomputer/default.nix
index c94806b50c10..5598e6b2fa78 100644
--- a/nixpkgs/pkgs/development/libraries/libdivecomputer/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdivecomputer/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libdivecomputer-${version}";
+  pname = "libdivecomputer";
   version = "0.6.0";
 
   src = fetchurl {
-    url = "https://www.libdivecomputer.org/releases/${name}.tar.gz";
+    url = "https://www.libdivecomputer.org/releases/${pname}-${version}.tar.gz";
     sha256 = "0nm1mcscpxb9dv4p0lidd6rf5xg4vmcbigj6zqxvgn7pwnvpbzm0";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libdrm/cross-build-nm-path.patch b/nixpkgs/pkgs/development/libraries/libdrm/cross-build-nm-path.patch
new file mode 100644
index 000000000000..478534e65e51
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/libdrm/cross-build-nm-path.patch
@@ -0,0 +1,48 @@
+From 9e05fece7918edce9c6aa5a1f1ea375108e5b2be Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
+Date: Fri, 2 Aug 2019 10:26:37 +0100
+Subject: [PATCH] meson: support for custom nm path
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+When cross-compiling target toolchains i.e. binutils are often
+prefixed by its target architecture. This patch gives the user
+to option to specify the nm used during the build process.
+
+Signed-off-by: Jörg Thalheim <joerg@thalheim.io>
+---
+ meson.build       | 2 +-
+ meson_options.txt | 6 ++++++
+ 2 files changed, 7 insertions(+), 1 deletion(-)
+
+diff --git a/meson.build b/meson.build
+index e292554a..64607139 100644
+--- a/meson.build
++++ b/meson.build
+@@ -327,7 +327,7 @@ pkg.generate(
+ )
+ 
+ env_test = environment()
+-env_test.set('NM', find_program('nm').path())
++env_test.set('NM', find_program(get_option('nm-path')).path())
+ 
+ if with_libkms
+   subdir('libkms')
+diff --git a/meson_options.txt b/meson_options.txt
+index 8af33f1c..b4f46a52 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -141,3 +141,9 @@ option(
+   value : false,
+   description : 'Enable support for using udev instead of mknod.',
+ )
++option(
++  'nm-path',
++  type : 'string',
++  description : 'path to nm',
++  value : 'nm'
++)
+-- 
+2.22.0
+
diff --git a/nixpkgs/pkgs/development/libraries/libdrm/default.nix b/nixpkgs/pkgs/development/libraries/libdrm/default.nix
index bdc191fe8a38..29d59659f90d 100644
--- a/nixpkgs/pkgs/development/libraries/libdrm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdrm/default.nix
@@ -14,6 +14,8 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkgconfig meson ninja ];
   buildInputs = [ libpthreadstubs libpciaccess valgrind-light ];
 
+  patches = [ ./cross-build-nm-path.patch ];
+
   postPatch = ''
     for a in */*-symbol-check ; do
       patchShebangs $a
@@ -21,7 +23,9 @@ stdenv.mkDerivation rec {
   '';
 
   mesonFlags =
-    [ "-Dinstall-test-programs=true" ]
+    [
+      "-Dnm-path=${stdenv.cc.targetPrefix}nm"
+      "-Dinstall-test-programs=true" ]
     ++ stdenv.lib.optionals (stdenv.isAarch32 || stdenv.isAarch64)
       [ "-Dtegra=true" "-Detnaviv=true" ]
     ++ stdenv.lib.optional (stdenv.hostPlatform != stdenv.buildPlatform) "-Dintel=false"
diff --git a/nixpkgs/pkgs/development/libraries/libdvbpsi/default.nix b/nixpkgs/pkgs/development/libraries/libdvbpsi/default.nix
index 0984eb6e00bf..aed6f05fec4f 100644
--- a/nixpkgs/pkgs/development/libraries/libdvbpsi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdvbpsi/default.nix
@@ -1,11 +1,11 @@
 {stdenv, fetchurl}:
 
 stdenv.mkDerivation rec {
-  name = "libdvbpsi-${version}";
+  pname = "libdvbpsi";
   version = "1.3.2";
 
   src = fetchurl {
-    url = "http://get.videolan.org/libdvbpsi/${version}/${name}.tar.bz2";
+    url = "http://get.videolan.org/libdvbpsi/${version}/${pname}-${version}.tar.bz2";
     sha256 = "1zn5hfv4qbahmydbwh59a3b480s3m5ss27r6ml35gqdip7r3jkmc";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libdvdcss/default.nix b/nixpkgs/pkgs/development/libraries/libdvdcss/default.nix
index f18e0622d0cc..fd89077a256a 100644
--- a/nixpkgs/pkgs/development/libraries/libdvdcss/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdvdcss/default.nix
@@ -1,13 +1,13 @@
 {stdenv, fetchurl, IOKit}:
 
 stdenv.mkDerivation rec {
-  name = "libdvdcss-${version}";
+  pname = "libdvdcss";
   version = "1.4.2";
 
   buildInputs = stdenv.lib.optional stdenv.isDarwin IOKit;
 
   src = fetchurl {
-    url = "http://get.videolan.org/libdvdcss/${version}/${name}.tar.bz2";
+    url = "http://get.videolan.org/libdvdcss/${version}/${pname}-${version}.tar.bz2";
     sha256 = "0x957zzpf4w2cp8zlk29prj8i2q6hay3lzdzsyz8y3cwxivyvhkq";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libdvdnav/default.nix b/nixpkgs/pkgs/development/libraries/libdvdnav/default.nix
index b0dfd1e8fc12..45a73a624883 100644
--- a/nixpkgs/pkgs/development/libraries/libdvdnav/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdvdnav/default.nix
@@ -1,11 +1,11 @@
 {stdenv, fetchurl, pkgconfig, libdvdread}:
 
 stdenv.mkDerivation rec {
-  name = "libdvdnav-${version}";
+  pname = "libdvdnav";
   version = "6.0.0";
 
   src = fetchurl {
-    url = "http://get.videolan.org/libdvdnav/${version}/${name}.tar.bz2";
+    url = "http://get.videolan.org/libdvdnav/${version}/${pname}-${version}.tar.bz2";
     sha256 = "062njcksmpgw9yv3737qkf93r2pzhaxi9szqjabpa8d010dp38ph";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libdvdread/default.nix b/nixpkgs/pkgs/development/libraries/libdvdread/default.nix
index 5f0f08275035..c133c0ba6f92 100644
--- a/nixpkgs/pkgs/development/libraries/libdvdread/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdvdread/default.nix
@@ -1,11 +1,11 @@
 {stdenv, fetchurl, libdvdcss}:
 
 stdenv.mkDerivation rec {
-  name = "libdvdread-${version}";
+  pname = "libdvdread";
   version = "6.0.1";
 
   src = fetchurl {
-    url = "http://get.videolan.org/libdvdread/${version}/${name}.tar.bz2";
+    url = "http://get.videolan.org/libdvdread/${version}/${pname}-${version}.tar.bz2";
     sha256 = "1gfmh8ii3s2fw1c8vn57piwxc0smd3va4h7xgp9s8g48cc04zki8";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libdwarf/default.nix b/nixpkgs/pkgs/development/libraries/libdwarf/default.nix
index 1a4da7713af4..3fd2a328558e 100644
--- a/nixpkgs/pkgs/development/libraries/libdwarf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdwarf/default.nix
@@ -17,7 +17,8 @@ let
 
 in rec {
   libdwarf = stdenv.mkDerivation rec {
-    name = "libdwarf-${version}";
+    pname = "libdwarf";
+    inherit version;
 
     configureFlags = [ "--enable-shared" "--disable-nonshared" ];
 
@@ -37,7 +38,8 @@ in rec {
   };
 
   dwarfdump = stdenv.mkDerivation rec {
-    name = "dwarfdump-${version}";
+    pname = "dwarfdump";
+    inherit version;
 
     preConfigure = ''
       cd dwarfdump
diff --git a/nixpkgs/pkgs/development/libraries/libdynd/default.nix b/nixpkgs/pkgs/development/libraries/libdynd/default.nix
index 93ece69cf056..f8baa347914c 100644
--- a/nixpkgs/pkgs/development/libraries/libdynd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libdynd/default.nix
@@ -2,7 +2,8 @@
 
 let version = "0.7.2"; in
 stdenv.mkDerivation {
-  name = "libdynd-${version}";
+  pname = "libdynd";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "libdynd";
diff --git a/nixpkgs/pkgs/development/libraries/libeb/default.nix b/nixpkgs/pkgs/development/libraries/libeb/default.nix
index 293b1c28e932..2fdb1d071b62 100644
--- a/nixpkgs/pkgs/development/libraries/libeb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libeb/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, perl, zlib }:
 stdenv.mkDerivation rec {
-  name = "libeb-${version}";
+  pname = "libeb";
   version = "4.4.3";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libebur128/default.nix b/nixpkgs/pkgs/development/libraries/libebur128/default.nix
index 6a4078f92cf3..16624a780797 100644
--- a/nixpkgs/pkgs/development/libraries/libebur128/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libebur128/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.2.4";
-  name = "libebur128-${version}";
+  pname = "libebur128";
 
   src = fetchFromGitHub {
     owner = "jiixyj";
diff --git a/nixpkgs/pkgs/development/libraries/libechonest/default.nix b/nixpkgs/pkgs/development/libraries/libechonest/default.nix
index be9f5e772d91..855386114c1c 100644
--- a/nixpkgs/pkgs/development/libraries/libechonest/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libechonest/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cmake, qt4, qjson, doxygen, boost }:
 
 stdenv.mkDerivation rec {
-  name = "libechonest-${version}";
+  pname = "libechonest";
   version = "2.3.0";
 
   src = fetchurl {
-    url = "http://files.lfranchi.com/${name}.tar.bz2";
+    url = "http://files.lfranchi.com/${pname}-${version}.tar.bz2";
     sha1 = "cf1b279c96f15c87c36fdeb23b569a60cdfb01db";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libelf-freebsd/default.nix b/nixpkgs/pkgs/development/libraries/libelf-freebsd/default.nix
index 26fe2d90963a..1835b924ec1a 100644
--- a/nixpkgs/pkgs/development/libraries/libelf-freebsd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libelf-freebsd/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation (rec {
   version = "3258";
-  name = "libelf-freebsd-${version}";
+  pname = "libelf-freebsd";
 
   src = fetchsvn {
     url = svn://svn.code.sf.net/p/elftoolchain/code/trunk;
diff --git a/nixpkgs/pkgs/development/libraries/libesmtp/default.nix b/nixpkgs/pkgs/development/libraries/libesmtp/default.nix
index 980cee2e6879..8555449f28bd 100644
--- a/nixpkgs/pkgs/development/libraries/libesmtp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libesmtp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libESMTP-${version}";
+  pname = "libESMTP";
   version = "1.0.6";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libev/default.nix b/nixpkgs/pkgs/development/libraries/libev/default.nix
index 365c128239d8..56710945ecb1 100644
--- a/nixpkgs/pkgs/development/libraries/libev/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libev/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libev-${version}";
+  pname = "libev";
   version="4.27";
 
   src = fetchurl {
-    url = "http://dist.schmorp.de/libev/Attic/${name}.tar.gz";
+    url = "http://dist.schmorp.de/libev/Attic/${pname}-${version}.tar.gz";
     sha256 = "0kil23cgsp0r5shvnwwbsy7fzxb62sxqzqbkbkfp5w54ipy2cm9d";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libevent/default.nix b/nixpkgs/pkgs/development/libraries/libevent/default.nix
index 611287b9aaa8..5fb46bff0756 100644
--- a/nixpkgs/pkgs/development/libraries/libevent/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libevent/default.nix
@@ -5,7 +5,7 @@
 assert sslSupport -> openssl != null;
 
 stdenv.mkDerivation rec {
-  name = "libevent-${version}";
+  pname = "libevent";
   version = "2.1.10";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libewf/default.nix b/nixpkgs/pkgs/development/libraries/libewf/default.nix
index d150d4a00330..fd1e203ed37f 100644
--- a/nixpkgs/pkgs/development/libraries/libewf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libewf/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "20171104";
-  name = "libewf-${version}";
+  pname = "libewf";
 
   src = fetchurl {
     url = "https://github.com/libyal/libewf/releases/download/${version}/libewf-experimental-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libexecinfo/default.nix b/nixpkgs/pkgs/development/libraries/libexecinfo/default.nix
index a61d51aa6b72..2eee9bafe44b 100644
--- a/nixpkgs/pkgs/development/libraries/libexecinfo/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libexecinfo/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, fetchpatch }:
 
 stdenv.mkDerivation rec {
-  name = "libexecinfo-${version}";
+  pname = "libexecinfo";
   version = "1.1";
 
   src = fetchurl {
-    url = "http://distcache.freebsd.org/local-distfiles/itetcu/${name}.tar.bz2";
+    url = "http://distcache.freebsd.org/local-distfiles/itetcu/${pname}-${version}.tar.bz2";
     sha256 = "07wvlpc1jk1sj4k5w53ml6wagh0zm9kv2l1jngv8xb7xww9ik8n9";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libfakekey/default.nix b/nixpkgs/pkgs/development/libraries/libfakekey/default.nix
index e36c4ee12b94..196f0e50bef8 100644
--- a/nixpkgs/pkgs/development/libraries/libfakekey/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libfakekey/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, libX11, libXi, libXtst, pkgconfig, xorgproto }:
 
 stdenv.mkDerivation rec {
-  name = "libfakekey-${version}";
+  pname = "libfakekey";
   version = "0.1";
 
   src = fetchurl {
-    url = "https://downloads.yoctoproject.org/releases/matchbox/libfakekey/0.1/${name}.tar.gz";
+    url = "https://downloads.yoctoproject.org/releases/matchbox/libfakekey/0.1/${pname}-${version}.tar.gz";
     sha256 = "10msplyn535hmzbmbdnx4zc20hkaw6d81if5lzxs82k8sq2mkx9k";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libfaketime/default.nix b/nixpkgs/pkgs/development/libraries/libfaketime/default.nix
index f553afdfc709..62f1b087de5b 100644
--- a/nixpkgs/pkgs/development/libraries/libfaketime/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libfaketime/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, perl }:
 
 stdenv.mkDerivation rec {
-  name = "libfaketime-${version}";
+  pname = "libfaketime";
   version = "0.9.7";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libfann/default.nix b/nixpkgs/pkgs/development/libraries/libfann/default.nix
index 5ac7a244df20..5e1c985fe2c4 100644
--- a/nixpkgs/pkgs/development/libraries/libfann/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libfann/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "libfann-${version}";
+  pname = "libfann";
   version = "2.2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libffcall/default.nix b/nixpkgs/pkgs/development/libraries/libffcall/default.nix
index 513a4dc3d384..8d11cd86c45f 100644
--- a/nixpkgs/pkgs/development/libraries/libffcall/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libffcall/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libffcall-${version}";
+  pname = "libffcall";
   version = "2.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libfive/default.nix b/nixpkgs/pkgs/development/libraries/libfive/default.nix
index 4b02d651929b..0c8a7084e095 100644
--- a/nixpkgs/pkgs/development/libraries/libfive/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libfive/default.nix
@@ -3,7 +3,7 @@ zlib, libpng, boost, qt5, guile
 }:
 
 stdenv.mkDerivation rec {
-  name = "libfive-${version}";
+  pname = "libfive";
   version = "2018-07-01";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libfixposix/default.nix b/nixpkgs/pkgs/development/libraries/libfixposix/default.nix
index 2d2d56dda4f2..9c9b6c8034c4 100644
--- a/nixpkgs/pkgs/development/libraries/libfixposix/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libfixposix/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name="libfixposix-${version}";
+  pname = "libfixposix";
   version="0.4.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libfreefare/default.nix b/nixpkgs/pkgs/development/libraries/libfreefare/default.nix
index cfae74b4b9e3..c0595ac93d1c 100644
--- a/nixpkgs/pkgs/development/libraries/libfreefare/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libfreefare/default.nix
@@ -2,7 +2,7 @@
 , libobjc ? null }:
 
 stdenv.mkDerivation rec {
-  name = "libfreefare-${version}";
+  pname = "libfreefare";
   version = "0.4.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libfsm/default.nix b/nixpkgs/pkgs/development/libraries/libfsm/default.nix
index 5491fab3edf2..ce7d615f4d31 100644
--- a/nixpkgs/pkgs/development/libraries/libfsm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libfsm/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name    = "libfsm-${version}";
+  pname = "libfsm";
   version = "0.1pre1869_${builtins.substring 0 7 src.rev}";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libgaminggear/default.nix b/nixpkgs/pkgs/development/libraries/libgaminggear/default.nix
index a6fe2bc1435f..d83b43a782e9 100644
--- a/nixpkgs/pkgs/development/libraries/libgaminggear/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgaminggear/default.nix
@@ -3,11 +3,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libgaminggear-${version}";
+  pname = "libgaminggear";
   version = "0.15.1";
 
   src = fetchurl {
-    url = "mirror://sourceforge/libgaminggear/${name}.tar.bz2";
+    url = "mirror://sourceforge/libgaminggear/${pname}-${version}.tar.bz2";
     sha256 = "0jf5i1iv8j842imgiixbhwcr6qcwa93m27lzr6gb01ri5v35kggz";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libgap/default.nix b/nixpkgs/pkgs/development/libraries/libgap/default.nix
index 42e812ec1f53..b6a8ae3c8dfe 100644
--- a/nixpkgs/pkgs/development/libraries/libgap/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgap/default.nix
@@ -7,7 +7,7 @@
 # - https://github.com/markuspf/gap/issues/2
 # - https://trac.sagemath.org/ticket/22626
 stdenv.mkDerivation rec {
-  name = "libgap-${version}";
+  pname = "libgap";
   # Has to be the same version as "gap"
   version = "4.8.6";
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libgcrypt/default.nix b/nixpkgs/pkgs/development/libraries/libgcrypt/default.nix
index 4d8a7eac27c8..36a1b7d37208 100644
--- a/nixpkgs/pkgs/development/libraries/libgcrypt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgcrypt/default.nix
@@ -5,11 +5,11 @@
 assert enableCapabilities -> stdenv.isLinux;
 
 stdenv.mkDerivation rec {
-  name = "libgcrypt-${version}";
+  pname = "libgcrypt";
   version = "1.8.4";
 
   src = fetchurl {
-    url = "mirror://gnupg/libgcrypt/${name}.tar.bz2";
+    url = "mirror://gnupg/libgcrypt/${pname}-${version}.tar.bz2";
     sha256 = "09r27ywj9zplq6n9qw3mn7zmvf6y2jdmwx5d1kg8yqkj0qx18f7n";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libgeotiff/default.nix b/nixpkgs/pkgs/development/libraries/libgeotiff/default.nix
index 51520eb0fe38..db75ff1784f5 100644
--- a/nixpkgs/pkgs/development/libraries/libgeotiff/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgeotiff/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.5.1";
-  name = "libgeotiff-${version}";
+  pname = "libgeotiff";
 
   src = fetchFromGitHub {
     owner = "OSGeo";
diff --git a/nixpkgs/pkgs/development/libraries/libgig/default.nix b/nixpkgs/pkgs/development/libraries/libgig/default.nix
index 56f160838e66..279392382785 100644
--- a/nixpkgs/pkgs/development/libraries/libgig/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgig/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, autoconf, automake, libsndfile, libtool, pkgconfig, libuuid }:
 
 stdenv.mkDerivation rec {
-  name = "libgig-${version}";
+  pname = "libgig";
   version = "4.2.0";
 
   src = fetchurl {
-    url = "https://download.linuxsampler.org/packages/${name}.tar.bz2";
+    url = "https://download.linuxsampler.org/packages/${pname}-${version}.tar.bz2";
     sha256 = "1zs5yy124bymfyapsnljr6rv2lnn5inwchm0xnwiw44b2d39l8hn";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libgksu/default.nix b/nixpkgs/pkgs/development/libraries/libgksu/default.nix
index 9bec00b9f52d..24052ea40585 100644
--- a/nixpkgs/pkgs/development/libraries/libgksu/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgksu/default.nix
@@ -6,10 +6,9 @@
 stdenv.mkDerivation rec {
   version = "2.0.12";
   pname = "libgksu";
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "http://people.debian.org/~kov/gksu/${name}.tar.gz";
+    url = "http://people.debian.org/~kov/gksu/${pname}-${version}.tar.gz";
     sha256 = "1brz9j3nf7l2gd3a5grbp0s3nksmlrp6rxmgp5s6gjvxcb1wzy92";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libglvnd/default.nix b/nixpkgs/pkgs/development/libraries/libglvnd/default.nix
index 62c6b45c5d45..ed6139d48f6f 100644
--- a/nixpkgs/pkgs/development/libraries/libglvnd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libglvnd/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchFromGitHub, fetchpatch, autoreconfHook, python2, pkgconfig, libX11, libXext, xorgproto, addOpenGLRunpath }:
 
 stdenv.mkDerivation rec {
-  name = "libglvnd-${version}";
+  pname = "libglvnd";
   version = "1.0.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libgringotts/default.nix b/nixpkgs/pkgs/development/libraries/libgringotts/default.nix
index 89fcfdfde8da..76d7ebcc8cc2 100644
--- a/nixpkgs/pkgs/development/libraries/libgringotts/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgringotts/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, zlib, bzip2, libmcrypt, libmhash }:
 
 stdenv.mkDerivation rec {
-  name = "libgringotts-${version}";
+  pname = "libgringotts";
   version = "1.2.1";
 
   src = fetchurl {
-    url = "https://sourceforge.net/projects/gringotts.berlios/files/${name}.tar.bz2";
+    url = "https://sourceforge.net/projects/gringotts.berlios/files/${pname}-${version}.tar.bz2";
     sha256 = "1ldz1lyl1aml5ci1mpnys8dg6n7khpcs4zpycak3spcpgdsnypm7";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libgroove/default.nix b/nixpkgs/pkgs/development/libraries/libgroove/default.nix
index bd5a5f068515..fd34f28c1e81 100644
--- a/nixpkgs/pkgs/development/libraries/libgroove/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgroove/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "4.3.0";
-  name = "libgroove-${version}";
+  pname = "libgroove";
 
   src = fetchFromGitHub {
     owner = "andrewrk";
diff --git a/nixpkgs/pkgs/development/libraries/libgudev/default.nix b/nixpkgs/pkgs/development/libraries/libgudev/default.nix
index d3dea766cbbb..b52a2b1e0fa9 100644
--- a/nixpkgs/pkgs/development/libraries/libgudev/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgudev/default.nix
@@ -1,16 +1,21 @@
-{ stdenv, fetchurl, pkgconfig, udev, glib, gobject-introspection, gnome3 }:
+{ stdenv
+, fetchurl
+, pkgconfig
+, udev
+, glib
+, gobject-introspection
+, gnome3
+}:
 
-let
+stdenv.mkDerivation rec {
   pname = "libgudev";
-in stdenv.mkDerivation rec {
-  name = "libgudev-${version}";
-  version = "232";
+  version = "233";
 
   outputs = [ "out" "dev" ];
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
-    sha256 = "ee4cb2b9c573cdf354f6ed744f01b111d4b5bed3503ffa956cefff50489c7860";
+    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
+    sha256 = "00xvva04lgqamhnf277lg32phjn971wgpc9cxvgf5x13xdq4jz2q";
   };
 
   nativeBuildInputs = [ pkgconfig gobject-introspection ];
diff --git a/nixpkgs/pkgs/development/libraries/libguestfs/default.nix b/nixpkgs/pkgs/development/libraries/libguestfs/default.nix
index e3d7741ba869..9b50ddd4b7f4 100644
--- a/nixpkgs/pkgs/development/libraries/libguestfs/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libguestfs/default.nix
@@ -10,7 +10,7 @@ assert appliance == null || stdenv.lib.isDerivation appliance;
 assert javaSupport -> jdk != null;
 
 stdenv.mkDerivation rec {
-  name = "libguestfs-${version}";
+  pname = "libguestfs";
   version = "1.38.6";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libgumath/default.nix b/nixpkgs/pkgs/development/libraries/libgumath/default.nix
index d5d35678b4fb..b82c547fb331 100644
--- a/nixpkgs/pkgs/development/libraries/libgumath/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libgumath/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libgumath-${version}";
+  pname = "libgumath";
   version = "unstable-2018-11-27";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libhandy/default.nix b/nixpkgs/pkgs/development/libraries/libhandy/default.nix
index 9c3d9faf1f4f..4883b39b7cf7 100644
--- a/nixpkgs/pkgs/development/libraries/libhandy/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libhandy/default.nix
@@ -7,7 +7,7 @@
 
 let
   pname = "libhandy";
-  version = "0.0.10";
+  version = "0.0.11";
 in stdenv.mkDerivation rec {
   name = "${pname}-${version}";
 
@@ -19,7 +19,7 @@ in stdenv.mkDerivation rec {
     owner = "Librem5";
     repo = pname;
     rev = "v${version}";
-    sha256 = "1702hbdqhfpgw0c4vj2ag08vgl83byiryrbngbq11b9azmj3jhzs";
+    sha256 = "0622zp5wrvn5bvgardijxd11y76g1i54fs32y03dw9nrar7i6vb0";
   };
 
   nativeBuildInputs = [
diff --git a/nixpkgs/pkgs/development/libraries/libheif/default.nix b/nixpkgs/pkgs/development/libraries/libheif/default.nix
index 3182345bfd48..7e1bb2daa9e1 100644
--- a/nixpkgs/pkgs/development/libraries/libheif/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libheif/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.4.0";
-  name = "libheif-${version}";
+  pname = "libheif";
 
   src = fetchFromGitHub {
     owner = "strukturag";
diff --git a/nixpkgs/pkgs/development/libraries/libical/default.nix b/nixpkgs/pkgs/development/libraries/libical/default.nix
index b86a48ecd1ba..d8881b929a05 100644
--- a/nixpkgs/pkgs/development/libraries/libical/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libical/default.nix
@@ -2,7 +2,7 @@
 , python3, tzdata, glib, libxml2, icu }:
 
 stdenv.mkDerivation rec {
-  name = "libical-${version}";
+  pname = "libical";
   version = "3.0.4";
 
   outputs = [ "out" "dev" ]; #"devdoc" ];
diff --git a/nixpkgs/pkgs/development/libraries/libiconv/default.nix b/nixpkgs/pkgs/development/libraries/libiconv/default.nix
index c5379692ad30..7dc90d9ae3e4 100644
--- a/nixpkgs/pkgs/development/libraries/libiconv/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libiconv/default.nix
@@ -6,11 +6,11 @@
 # assert !stdenv.hostPlatform.isLinux || stdenv.hostPlatform != stdenv.buildPlatform; # TODO: improve on cross
 
 stdenv.mkDerivation rec {
-  name = "libiconv-${version}";
+  pname = "libiconv";
   version = "1.16";
 
   src = fetchurl {
-    url = "mirror://gnu/libiconv/${name}.tar.gz";
+    url = "mirror://gnu/libiconv/${pname}-${version}.tar.gz";
     sha256 = "016c57srqr0bza5fxjxfrx6aqxkqy0s3gkhcg7p7fhk5i6sv38g6";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libid3tag/default.nix b/nixpkgs/pkgs/development/libraries/libid3tag/default.nix
index 4b7d9bdc2e32..674862d694c7 100644
--- a/nixpkgs/pkgs/development/libraries/libid3tag/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libid3tag/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, zlib, gperf}:
 
 stdenv.mkDerivation rec {
-  name = "libid3tag-${version}";
+  pname = "libid3tag";
   version = "0.15.1b";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libidn2/default.nix b/nixpkgs/pkgs/development/libraries/libidn2/default.nix
index 5ec5b8e04dd0..7e7b691e3c19 100644
--- a/nixpkgs/pkgs/development/libraries/libidn2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libidn2/default.nix
@@ -3,11 +3,11 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "libidn2-${version}";
+  pname = "libidn2";
   version = "2.2.0";
 
   src = fetchurl {
-    url = "mirror://gnu/gnu/libidn/${name}.tar.gz";
+    url = "mirror://gnu/gnu/libidn/${pname}-${version}.tar.gz";
     sha256 = "1zl1cc2xgxw31pdhvhr5ij36x4vvpy16jq667rspin06nlr4fwzw";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libiec61883/default.nix b/nixpkgs/pkgs/development/libraries/libiec61883/default.nix
index 4fa3addc0a66..936d165a6cfc 100644
--- a/nixpkgs/pkgs/development/libraries/libiec61883/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libiec61883/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.2.0";
-  name = "libiec61883-${version}";
+  pname = "libiec61883";
 
   src = fetchurl {
     url = "mirror://debian/pool/main/libi/libiec61883/libiec61883_${version}.orig.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libiio/default.nix b/nixpkgs/pkgs/development/libraries/libiio/default.nix
index df5035461afd..9392061a269e 100644
--- a/nixpkgs/pkgs/development/libraries/libiio/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libiio/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libiio-${version}";
+  pname = "libiio";
   version = "0.18";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libimobiledevice/default.nix b/nixpkgs/pkgs/development/libraries/libimobiledevice/default.nix
index 6464e4e58201..7eccfc37363c 100644
--- a/nixpkgs/pkgs/development/libraries/libimobiledevice/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libimobiledevice/default.nix
@@ -5,8 +5,6 @@ stdenv.mkDerivation rec {
   pname = "libimobiledevice";
   version = "2019-04-04";
 
-  name = "${pname}-${version}";
-
   src = fetchFromGitHub {
     owner = pname;
     repo = pname;
diff --git a/nixpkgs/pkgs/development/libraries/libinfinity/default.nix b/nixpkgs/pkgs/development/libraries/libinfinity/default.nix
index c57590aad218..9be58ac537ad 100644
--- a/nixpkgs/pkgs/development/libraries/libinfinity/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libinfinity/default.nix
@@ -12,10 +12,10 @@ let
   mkFlag = flag: feature: (if flag then "--with-" else "--without-") + feature;
 
   self = stdenv.mkDerivation rec {
-    name = "libinfinity-${version}";
+    pname = "libinfinity";
     version = "0.7.1";
     src = fetchurl {
-      url = "http://releases.0x539.de/libinfinity/${name}.tar.gz";
+      url = "http://releases.0x539.de/libinfinity/${pname}-${version}.tar.gz";
       sha256 = "1jw2fhrcbpyz99bij07iyhy9ffyqdn87vl8cb1qz897y3f2f0vk2";
     };
 
diff --git a/nixpkgs/pkgs/development/libraries/libinotify-kqueue/default.nix b/nixpkgs/pkgs/development/libraries/libinotify-kqueue/default.nix
index 6fc507daf641..75cd1a005072 100644
--- a/nixpkgs/pkgs/development/libraries/libinotify-kqueue/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libinotify-kqueue/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchzip, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "libinotify-kqueue-${version}";
+  pname = "libinotify-kqueue";
   version = "20180201";
 
   src = fetchzip {
diff --git a/nixpkgs/pkgs/development/libraries/libinput/default.nix b/nixpkgs/pkgs/development/libraries/libinput/default.nix
index 0c759835183b..c1ee68a2470b 100644
--- a/nixpkgs/pkgs/development/libraries/libinput/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libinput/default.nix
@@ -26,11 +26,11 @@ in
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "libinput-${version}";
+  pname = "libinput";
   version = "1.13.4";
 
   src = fetchurl {
-    url = "https://www.freedesktop.org/software/libinput/${name}.tar.xz";
+    url = "https://www.freedesktop.org/software/libinput/${pname}-${version}.tar.xz";
     sha256 = "07a0w7rak7rvnh6g4j0akwjxwinxfszc1xi9mrx12fv82k3mgsyk";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libipfix/default.nix b/nixpkgs/pkgs/development/libraries/libipfix/default.nix
index fea5a86da446..c4dca659d366 100644
--- a/nixpkgs/pkgs/development/libraries/libipfix/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libipfix/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libipfix-${version}";
+  pname = "libipfix";
   version = "110209";
   src = fetchurl {
     url = "mirror://sourceforge/libipfix/files/libipfix/libipfix_110209.tgz";
diff --git a/nixpkgs/pkgs/development/libraries/libircclient/default.nix b/nixpkgs/pkgs/development/libraries/libircclient/default.nix
index 71238dda1620..561a52482788 100644
--- a/nixpkgs/pkgs/development/libraries/libircclient/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libircclient/default.nix
@@ -1,12 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name    = "${pname}-${version}";
   version = "1.10";
   pname   = "libircclient";
 
   src = fetchurl {
-    url    = "mirror://sourceforge/${pname}/${pname}/${version}/${name}.tar.gz";
+    url    = "mirror://sourceforge/${pname}/${pname}/${version}/${pname}-${version}.tar.gz";
     sha256 = "0b9wa0h3xc31wpqlvgxgnvqp5wgx3kwsf5s9432m5cj8ycx6zcmv";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libisoburn/default.nix b/nixpkgs/pkgs/development/libraries/libisoburn/default.nix
index ce2028e805dc..cefce19d4659 100644
--- a/nixpkgs/pkgs/development/libraries/libisoburn/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libisoburn/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, acl, attr, zlib, libburn, libisofs }:
 
 stdenv.mkDerivation rec {
-  name = "libisoburn-${version}";
+  pname = "libisoburn";
   version = "1.5.0";
 
   src = fetchurl {
-    url = "http://files.libburnia-project.org/releases/${name}.tar.gz";
+    url = "http://files.libburnia-project.org/releases/${pname}-${version}.tar.gz";
     sha256 = "1r8xbhw21bmcp3jhfmvadivh0fa7f4k6larv8lvg4ka0kiigbhfs";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libisofs/default.nix b/nixpkgs/pkgs/development/libraries/libisofs/default.nix
index d52814483870..59726094c4ae 100644
--- a/nixpkgs/pkgs/development/libraries/libisofs/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libisofs/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, acl, attr, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "libisofs-${version}";
+  pname = "libisofs";
   version = "1.5.0";
 
   src = fetchurl {
-    url = "http://files.libburnia-project.org/releases/${name}.tar.gz";
+    url = "http://files.libburnia-project.org/releases/${pname}-${version}.tar.gz";
     sha256 = "001l3akf3wb6msl9man776w560iqyvsbwwzs7d7y7msx13irspys";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libite/default.nix b/nixpkgs/pkgs/development/libraries/libite/default.nix
index 0b00cf90ba00..73801102ba38 100644
--- a/nixpkgs/pkgs/development/libraries/libite/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libite/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, libconfuse }:
 
 stdenv.mkDerivation rec {
-  name = "libite-${version}";
+  pname = "libite";
   version = "2.0.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libivykis/default.nix b/nixpkgs/pkgs/development/libraries/libivykis/default.nix
index 51b2dd7c7bd6..bd1432b8a21b 100644
--- a/nixpkgs/pkgs/development/libraries/libivykis/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libivykis/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, autoreconfHook, pkgconfig, file, protobufc }:
 
 stdenv.mkDerivation rec {
-  name = "libivykis-${version}";
+  pname = "libivykis";
 
   version = "0.42.3";
 
diff --git a/nixpkgs/pkgs/development/libraries/libixp-hg/default.nix b/nixpkgs/pkgs/development/libraries/libixp-hg/default.nix
index 68835c1414c3..1790f3f68b2a 100644
--- a/nixpkgs/pkgs/development/libraries/libixp-hg/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libixp-hg/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
   rev = "148";
   version = "hg-2012-12-02";
-  name = "libixp-${version}";
+  pname = "libixp";
 
   src = fetchurl {
     url = https://storage.googleapis.com/google-code-archive-source/v2/code.google.com/libixp/source-archive.zip;
diff --git a/nixpkgs/pkgs/development/libraries/libjreen/default.nix b/nixpkgs/pkgs/development/libraries/libjreen/default.nix
index 2167b4477034..9e81c9324057 100644
--- a/nixpkgs/pkgs/development/libraries/libjreen/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libjreen/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cmake, qt4, pkgconfig, gsasl }:
 
 stdenv.mkDerivation rec {
-  name = "libjreen-${version}";
+  pname = "libjreen";
   version = "1.2.0";
 
   src = fetchurl {
-    url = "https://qutim.org/dwnl/73/${name}.tar.bz2";
+    url = "https://qutim.org/dwnl/73/${pname}-${version}.tar.bz2";
     sha256 = "14nwwk40xx8w6x7yaysgcr0lgzhs7l064f7ikp32s5y9a8mmp582";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libjson-rpc-cpp/default.nix b/nixpkgs/pkgs/development/libraries/libjson-rpc-cpp/default.nix
index f352c8e9ed19..a7c9427080d8 100644
--- a/nixpkgs/pkgs/development/libraries/libjson-rpc-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libjson-rpc-cpp/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libjson-rpc-cpp-${version}";
+  pname = "libjson-rpc-cpp";
   version = "0.7.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libjson/default.nix b/nixpkgs/pkgs/development/libraries/libjson/default.nix
index c83143dd6b13..ba92bdd51655 100644
--- a/nixpkgs/pkgs/development/libraries/libjson/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libjson/default.nix
@@ -2,7 +2,8 @@
 let
   version = "7.6.1";
 in stdenv.mkDerivation rec {
-  name = "libjson-${version}";
+  pname = "libjson";
+  inherit version;
   src = fetchurl {
     url = "mirror://sourceforge/libjson/libjson_${version}.zip";
     sha256 = "0xkk5qc7kjcdwz9l04kmiz1nhmi7iszl3k165phf53h3a4wpl9h7";
diff --git a/nixpkgs/pkgs/development/libraries/libkeyfinder/default.nix b/nixpkgs/pkgs/development/libraries/libkeyfinder/default.nix
index 93f3b2a4f84d..12205a6a63b3 100644
--- a/nixpkgs/pkgs/development/libraries/libkeyfinder/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libkeyfinder/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, fftw, qtbase, qmake }:
 
 stdenv.mkDerivation rec {
-  name = "libkeyfinder-${version}";
+  pname = "libkeyfinder";
   version = "2.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/liblangtag/default.nix b/nixpkgs/pkgs/development/libraries/liblangtag/default.nix
index 24dd34d7a6a3..67d525112ccb 100644
--- a/nixpkgs/pkgs/development/libraries/liblangtag/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liblangtag/default.nix
@@ -3,7 +3,6 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "liblangtag";
   version = "0.6.1";
 
diff --git a/nixpkgs/pkgs/development/libraries/liblastfm/default.nix b/nixpkgs/pkgs/development/libraries/liblastfm/default.nix
index 767485a75154..ff1a39fc2049 100644
--- a/nixpkgs/pkgs/development/libraries/liblastfm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liblastfm/default.nix
@@ -4,12 +4,13 @@
 let version = "1.1.0"; in
 
 stdenv.mkDerivation rec {
-  name = "liblastfm-${version}";
+  pname = "liblastfm";
+  inherit version;
 
   # Upstream does not package git tags as tarballs. Get tarball from github.
   src = fetchurl {
     url = "https://github.com/lastfm/liblastfm/tarball/${version}";
-    name = "${name}.tar.gz";
+    name = "${pname}-${version}.tar.gz";
     sha256 = "1j34xc30vg7sfszm2jx9mlz9hy7p1l929fka9wnfcpbib8gfi43x";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/liblaxjson/default.nix b/nixpkgs/pkgs/development/libraries/liblaxjson/default.nix
index cafd6a66aa00..dd999db27599 100644
--- a/nixpkgs/pkgs/development/libraries/liblaxjson/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liblaxjson/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.0.5";
-  name = "liblaxjson-${version}";
+  pname = "liblaxjson";
 
   src = fetchFromGitHub {
     owner = "andrewrk";
diff --git a/nixpkgs/pkgs/development/libraries/liblcf/default.nix b/nixpkgs/pkgs/development/libraries/liblcf/default.nix
index 9870e024687c..fe513d378cd8 100644
--- a/nixpkgs/pkgs/development/libraries/liblcf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liblcf/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, expat, icu }:
 
 stdenv.mkDerivation rec {
-  name = "liblcf-${version}";
+  pname = "liblcf";
   version = "0.6.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/liblinear/default.nix b/nixpkgs/pkgs/development/libraries/liblinear/default.nix
index 1a177dc22374..e8d8e971bc54 100644
--- a/nixpkgs/pkgs/development/libraries/liblinear/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liblinear/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl}:
 
 stdenv.mkDerivation rec {
-  name = "liblinear-${version}";
+  pname = "liblinear";
   version = "2.30";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/liblouis/default.nix b/nixpkgs/pkgs/development/libraries/liblouis/default.nix
index c2731e44efbc..a61c21ffec5f 100644
--- a/nixpkgs/pkgs/development/libraries/liblouis/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liblouis/default.nix
@@ -5,7 +5,8 @@
 let
   version = "3.10.0";
 in stdenv.mkDerivation rec {
-  name = "liblouis-${version}";
+  pname = "liblouis";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "liblouis";
diff --git a/nixpkgs/pkgs/development/libraries/liblscp/default.nix b/nixpkgs/pkgs/development/libraries/liblscp/default.nix
index 1a5a4baf8086..471f277fb523 100644
--- a/nixpkgs/pkgs/development/libraries/liblscp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liblscp/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, autoconf, automake, libtool, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "liblscp-${version}";
+  pname = "liblscp";
   version = "0.6.0";
 
   src = fetchurl {
-    url = "https://download.linuxsampler.org/packages/${name}.tar.gz";
+    url = "https://download.linuxsampler.org/packages/${pname}-${version}.tar.gz";
     sha256 = "1rl7ssdzj0z3658yvdijmb27n2lcwmplx4qxg5mwrm07pvs7i75k";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libmatchbox/default.nix b/nixpkgs/pkgs/development/libraries/libmatchbox/default.nix
index 8ff02b49e584..3786c5e77d3a 100644
--- a/nixpkgs/pkgs/development/libraries/libmatchbox/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmatchbox/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, libX11, libXext, libpng, libXft, libICE, pango, libjpeg}:
 
 stdenv.mkDerivation rec {
-  name = "libmatchbox-${version}";
+  pname = "libmatchbox";
   version = "1.11";
 
   buildInputs = [ libXft libICE pango libjpeg ];
diff --git a/nixpkgs/pkgs/development/libraries/libmatheval/default.nix b/nixpkgs/pkgs/development/libraries/libmatheval/default.nix
index 0f43c0d46164..7f5c8b4c4c25 100644
--- a/nixpkgs/pkgs/development/libraries/libmatheval/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmatheval/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   version = "1.1.11";
-  name = "libmatheval-${version}";
+  pname = "libmatheval";
 
   nativeBuildInputs = [ pkgconfig autoconf flex ];
   buildInputs = [ guile ];
 
   src = fetchurl {
-    url = "https://ftp.gnu.org/gnu/libmatheval/${name}.tar.gz";
+    url = "https://ftp.gnu.org/gnu/libmatheval/${pname}-${version}.tar.gz";
     sha256 = "474852d6715ddc3b6969e28de5e1a5fbaff9e8ece6aebb9dc1cc63e9e88e89ab";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libmaxminddb/default.nix b/nixpkgs/pkgs/development/libraries/libmaxminddb/default.nix
index f1b15a91ccac..46ed250b7b19 100644
--- a/nixpkgs/pkgs/development/libraries/libmaxminddb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmaxminddb/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libmaxminddb-${version}";
+  pname = "libmaxminddb";
   version = "1.3.2";
 
   src = fetchurl {
-    url = meta.homepage + "/releases/download/${version}/${name}.tar.gz";
+    url = meta.homepage + "/releases/download/${version}/${pname}-${version}.tar.gz";
     sha256 = "1w60yq26x3yr3abxk7fwqqaggw8dc98595jdliaa3kyqdfm83y76";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libmd/default.nix b/nixpkgs/pkgs/development/libraries/libmd/default.nix
index de8baa7ad198..a38e71bb540e 100644
--- a/nixpkgs/pkgs/development/libraries/libmd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmd/default.nix
@@ -1,7 +1,6 @@
 { stdenv, fetchurl, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "libmd";
   version = "1.0.1";
 
diff --git a/nixpkgs/pkgs/development/libraries/libmediainfo/default.nix b/nixpkgs/pkgs/development/libraries/libmediainfo/default.nix
index bf6aa0d23fb7..adf856544c48 100644
--- a/nixpkgs/pkgs/development/libraries/libmediainfo/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmediainfo/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "19.07";
-  name = "libmediainfo-${version}";
+  pname = "libmediainfo";
   src = fetchurl {
     url = "https://mediaarea.net/download/source/libmediainfo/${version}/libmediainfo_${version}.tar.xz";
     sha256 = "0k3d7mha1lay2s09crc9z9zr970l617lb0c3b35wl44flkqf7jss";
diff --git a/nixpkgs/pkgs/development/libraries/libmesode/default.nix b/nixpkgs/pkgs/development/libraries/libmesode/default.nix
index e46eb9208de6..7ec06b51e8cb 100644
--- a/nixpkgs/pkgs/development/libraries/libmesode/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmesode/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, libtool, openssl, expat, pkgconfig, check }:
 
 stdenv.mkDerivation rec {
-  name = "libmesode-${version}";
+  pname = "libmesode";
   version = "0.9.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libmhash/default.nix b/nixpkgs/pkgs/development/libraries/libmhash/default.nix
index d3f30a752732..598f0b7f7898 100644
--- a/nixpkgs/pkgs/development/libraries/libmhash/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmhash/default.nix
@@ -3,10 +3,9 @@
 stdenv.mkDerivation rec {
   pname = "mhash";
   version = "0.9.9.9";
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://sourceforge/${pname}/${name}.tar.bz2";
+    url = "mirror://sourceforge/${pname}/${pname}-${version}.tar.bz2";
     sha256 = "1w7yiljan8gf1ibiypi6hm3r363imm3sxl1j8hapjdq3m591qljn";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libmicrohttpd/default.nix b/nixpkgs/pkgs/development/libraries/libmicrohttpd/default.nix
index f75d32c4313e..719053e7ecf1 100644
--- a/nixpkgs/pkgs/development/libraries/libmicrohttpd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmicrohttpd/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, libgcrypt, curl, gnutls, pkgconfig, libiconv, libintl }:
 
 stdenv.mkDerivation rec {
-  name = "libmicrohttpd-${version}";
+  pname = "libmicrohttpd";
   version = "0.9.64";
 
   src = fetchurl {
-    url = "mirror://gnu/libmicrohttpd/${name}.tar.gz";
+    url = "mirror://gnu/libmicrohttpd/${pname}-${version}.tar.gz";
     sha256 = "03imzkd1hl2mkkpi84vg5xq9x6b58gwsv86ym85km0lhb7nxi4p7";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libmilter/default.nix b/nixpkgs/pkgs/development/libraries/libmilter/default.nix
index aa606e2a177e..3eb688f95721 100644
--- a/nixpkgs/pkgs/development/libraries/libmilter/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmilter/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, m4 }:
 
 stdenv.mkDerivation rec {
-  name = "libmilter-${version}";
+  pname = "libmilter";
   version = "8.15.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libmkv/default.nix b/nixpkgs/pkgs/development/libraries/libmkv/default.nix
index 9c89d2e8d7b8..8b659c46792f 100644
--- a/nixpkgs/pkgs/development/libraries/libmkv/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmkv/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchgit, libtool, autoconf, automake }:
 
 stdenv.mkDerivation rec {
-  name = "libmkv-${version}";
+  pname = "libmkv";
   version = "0.6.5.1";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/libmodplug/default.nix b/nixpkgs/pkgs/development/libraries/libmodplug/default.nix
index 858004910160..231f18377e48 100644
--- a/nixpkgs/pkgs/development/libraries/libmodplug/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmodplug/default.nix
@@ -3,7 +3,8 @@
 let
   version = "0.8.9.0";
 in stdenv.mkDerivation rec {
-  name = "libmodplug-${version}";
+  pname = "libmodplug";
+  inherit version;
 
   meta = with stdenv.lib; {
     description = "MOD playing library";
@@ -14,7 +15,7 @@ in stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "mirror://sourceforge/project/modplug-xmms/libmodplug/${version}/${name}.tar.gz";
+    url = "mirror://sourceforge/project/modplug-xmms/libmodplug/${version}/${pname}-${version}.tar.gz";
     sha256 = "1pnri98a603xk47smnxr551svbmgbzcw018mq1k6srbrq6kaaz25";
   };
 }
diff --git a/nixpkgs/pkgs/development/libraries/libmowgli/default.nix b/nixpkgs/pkgs/development/libraries/libmowgli/default.nix
index 512add5616a0..99f04bc09de7 100644
--- a/nixpkgs/pkgs/development/libraries/libmowgli/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmowgli/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libmowgli-${version}";
+  pname = "libmowgli";
   version = "2.1.3";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libmpack/default.nix b/nixpkgs/pkgs/development/libraries/libmpack/default.nix
index 4df38a9cc3c9..e8392f88ac7a 100644
--- a/nixpkgs/pkgs/development/libraries/libmpack/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmpack/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, libtool }:
 
 stdenv.mkDerivation rec {
-  name = "libmpack-${version}";
+  pname = "libmpack";
   version = "1.0.5";
   src = fetchFromGitHub {
     owner = "tarruda";
diff --git a/nixpkgs/pkgs/development/libraries/libmpc/default.nix b/nixpkgs/pkgs/development/libraries/libmpc/default.nix
index 106f6fe6c37c..e4010280f4bd 100644
--- a/nixpkgs/pkgs/development/libraries/libmpc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmpc/default.nix
@@ -6,7 +6,8 @@ let
   version = "1.1.0";
 in
 stdenv.mkDerivation rec {
-  name = "libmpc-${version}"; # to avoid clash with the MPD client
+  pname = "libmpc";
+  inherit version; # to avoid clash with the MPD client
 
   src = fetchurl {
     url = "mirror://gnu/mpc/mpc-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libmpeg2/default.nix b/nixpkgs/pkgs/development/libraries/libmpeg2/default.nix
index dac7cf48aac7..4c886078aa8b 100644
--- a/nixpkgs/pkgs/development/libraries/libmpeg2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmpeg2/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "0.5.1";
-  name = "libmpeg2-${version}";
+  pname = "libmpeg2";
 
   src = fetchurl {
-    url = "http://libmpeg2.sourceforge.net/files/${name}.tar.gz";
+    url = "http://libmpeg2.sourceforge.net/files/${pname}-${version}.tar.gz";
     sha256 = "1m3i322n2fwgrvbs1yck7g5md1dbg22bhq5xdqmjpz5m7j4jxqny";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libmusicbrainz/5.x.nix b/nixpkgs/pkgs/development/libraries/libmusicbrainz/5.x.nix
index 2b59adf8f922..05532df1abd4 100644
--- a/nixpkgs/pkgs/development/libraries/libmusicbrainz/5.x.nix
+++ b/nixpkgs/pkgs/development/libraries/libmusicbrainz/5.x.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "5.1.0";
-  name = "libmusicbrainz-${version}";
+  pname = "libmusicbrainz";
 
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ cmake neon libdiscid libxml2 ];
diff --git a/nixpkgs/pkgs/development/libraries/libmx/default.nix b/nixpkgs/pkgs/development/libraries/libmx/default.nix
index 6653025eb056..483c5ff1ff7f 100644
--- a/nixpkgs/pkgs/development/libraries/libmx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmx/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libmx-${version}";
+  pname = "libmx";
   version = "1.4.7";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libmypaint/default.nix b/nixpkgs/pkgs/development/libraries/libmypaint/default.nix
index 8719f19acc1d..cde4251e2c69 100644
--- a/nixpkgs/pkgs/development/libraries/libmypaint/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmypaint/default.nix
@@ -3,7 +3,8 @@
 let
   version = "1.3.0";
 in stdenv.mkDerivation rec {
-  name = "libmypaint-${version}";
+  pname = "libmypaint";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "mypaint";
diff --git a/nixpkgs/pkgs/development/libraries/libmysqlconnectorcpp/default.nix b/nixpkgs/pkgs/development/libraries/libmysqlconnectorcpp/default.nix
index 2b7258031c33..166ff2ef5a02 100644
--- a/nixpkgs/pkgs/development/libraries/libmysqlconnectorcpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libmysqlconnectorcpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake, boost, mysql }:
 
 stdenv.mkDerivation rec {
-  name = "libmysqlconnectorcpp-${version}";
+  pname = "libmysqlconnectorcpp";
   version = "1.1.9";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libnabo/default.nix b/nixpkgs/pkgs/development/libraries/libnabo/default.nix
index b461bfb3ddfe..9414ebdcc2a0 100644
--- a/nixpkgs/pkgs/development/libraries/libnabo/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnabo/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.0.7";
-  name = "libnabo-${version}";
+  pname = "libnabo";
 
   src = fetchFromGitHub {
     owner = "ethz-asl";
diff --git a/nixpkgs/pkgs/development/libraries/libnatpmp/default.nix b/nixpkgs/pkgs/development/libraries/libnatpmp/default.nix
index 17626bb23e13..695d46ba38ff 100644
--- a/nixpkgs/pkgs/development/libraries/libnatpmp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnatpmp/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libnatpmp-${version}";
+  pname = "libnatpmp";
   version = "20150609";
 
   src = fetchurl {
-    name = "${name}.tar.gz";
-    url = "http://miniupnp.free.fr/files/download.php?file=${name}.tar.gz";
+    name = "${pname}-${version}.tar.gz";
+    url = "http://miniupnp.free.fr/files/download.php?file=${pname}-${version}.tar.gz";
     sha256 = "1c1n8n7mp0amsd6vkz32n8zj3vnsckv308bb7na0dg0r8969rap1";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libndctl/default.nix b/nixpkgs/pkgs/development/libraries/libndctl/default.nix
index 38c6bb008634..bfff0c845225 100644
--- a/nixpkgs/pkgs/development/libraries/libndctl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libndctl/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libndctl-${version}";
+  pname = "libndctl";
   version = "66";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libndtypes/default.nix b/nixpkgs/pkgs/development/libraries/libndtypes/default.nix
index 51e4deed462c..6c4fc798f335 100644
--- a/nixpkgs/pkgs/development/libraries/libndtypes/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libndtypes/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libndtypes-${version}";
+  pname = "libndtypes";
   version = "unstable-2018-11-27";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libnet/default.nix b/nixpkgs/pkgs/development/libraries/libnet/default.nix
index ba116e20177f..75cea0041435 100644
--- a/nixpkgs/pkgs/development/libraries/libnet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnet/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libnet-${version}";
+  pname = "libnet";
   version = "1.2-rc3";
 
   src = fetchurl {
-    url = "mirror://sourceforge/libnet-dev/${name}.tar.gz";
+    url = "mirror://sourceforge/libnet-dev/${pname}-${version}.tar.gz";
     sha256 = "0qsapqa7dzq9f6lb19kzilif0pj82b64fjv5bq086hflb9w81hvj";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libnetfilter_acct/default.nix b/nixpkgs/pkgs/development/libraries/libnetfilter_acct/default.nix
index 95533696ddf2..328688612b63 100644
--- a/nixpkgs/pkgs/development/libraries/libnetfilter_acct/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnetfilter_acct/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "1.0.3";
-  name = "libnetfilter_acct-${version}";
+  pname = "libnetfilter_acct";
 
   src = fetchurl {
-    url = "https://www.netfilter.org/projects/libnetfilter_acct/files/${name}.tar.bz2";
+    url = "https://www.netfilter.org/projects/libnetfilter_acct/files/${pname}-${version}.tar.bz2";
     sha256 = "06lsjndgfjsgfjr43px2n2wk3nr7whz6r405mks3887y7vpwwl22";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libnetfilter_conntrack/default.nix b/nixpkgs/pkgs/development/libraries/libnetfilter_conntrack/default.nix
index 41245e6539f4..85fbf458ac20 100644
--- a/nixpkgs/pkgs/development/libraries/libnetfilter_conntrack/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnetfilter_conntrack/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, libnfnetlink, libmnl }:
 
 stdenv.mkDerivation rec {
-  name = "libnetfilter_conntrack-${version}";
+  pname = "libnetfilter_conntrack";
   version = "1.0.7";
 
   src = fetchurl {
-    url = "https://netfilter.org/projects/libnetfilter_conntrack/files/${name}.tar.bz2";
+    url = "https://netfilter.org/projects/libnetfilter_conntrack/files/${pname}-${version}.tar.bz2";
     sha256 = "1dl9z50yny04xi5pymlykwmy6hcfc9p4nd7m47697zwxw98m6s1k";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libnetfilter_cthelper/default.nix b/nixpkgs/pkgs/development/libraries/libnetfilter_cthelper/default.nix
index a680e009ab6a..563843cca469 100644
--- a/nixpkgs/pkgs/development/libraries/libnetfilter_cthelper/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnetfilter_cthelper/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, libmnl }:
 
 stdenv.mkDerivation rec {
-  name = "libnetfilter_cthelper-${version}";
+  pname = "libnetfilter_cthelper";
   version = "1.0.0";
 
   src = fetchurl {
-    url = "https://netfilter.org/projects/libnetfilter_cthelper/files/${name}.tar.bz2";
+    url = "https://netfilter.org/projects/libnetfilter_cthelper/files/${pname}-${version}.tar.bz2";
     sha256 = "07618e71c4d9a6b6b3dc1986540486ee310a9838ba754926c7d14a17d8fccf3d";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libnetfilter_cttimeout/default.nix b/nixpkgs/pkgs/development/libraries/libnetfilter_cttimeout/default.nix
index d16155374ca8..9f706d619c3a 100644
--- a/nixpkgs/pkgs/development/libraries/libnetfilter_cttimeout/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnetfilter_cttimeout/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, libmnl }:
 
 stdenv.mkDerivation rec {
-  name = "libnetfilter_cttimeout-${version}";
+  pname = "libnetfilter_cttimeout";
   version = "1.0.0";
 
   src = fetchurl {
-    url = "https://netfilter.org/projects/libnetfilter_cttimeout/files/${name}.tar.bz2";
+    url = "https://netfilter.org/projects/libnetfilter_cttimeout/files/${pname}-${version}.tar.bz2";
     sha256 = "aeab12754f557cba3ce2950a2029963d817490df7edb49880008b34d7ff8feba";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libnetfilter_log/default.nix b/nixpkgs/pkgs/development/libraries/libnetfilter_log/default.nix
index 0d8de14513ed..2b932bc08097 100644
--- a/nixpkgs/pkgs/development/libraries/libnetfilter_log/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnetfilter_log/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, libnfnetlink, libmnl }:
 
 stdenv.mkDerivation rec {
-  name = "libnetfilter_log-${version}";
+  pname = "libnetfilter_log";
   version = "1.0.1";
 
   src = fetchurl {
-    url = "https://netfilter.org/projects/libnetfilter_log/files/${name}.tar.bz2";
+    url = "https://netfilter.org/projects/libnetfilter_log/files/${pname}-${version}.tar.bz2";
     sha256 = "089vjcfxl5qjqpswrbgklf4wflh44irmw6sk2k0kmfixfmszxq3l";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libnetfilter_queue/default.nix b/nixpkgs/pkgs/development/libraries/libnetfilter_queue/default.nix
index 94b3dc90a0b6..5f84bc03f82f 100644
--- a/nixpkgs/pkgs/development/libraries/libnetfilter_queue/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnetfilter_queue/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "1.0.3";
-  name = "libnetfilter_queue-${version}";
+  pname = "libnetfilter_queue";
 
   src = fetchurl {
-    url = "https://www.netfilter.org/projects/libnetfilter_queue/files/${name}.tar.bz2";
+    url = "https://www.netfilter.org/projects/libnetfilter_queue/files/${pname}-${version}.tar.bz2";
     sha256 = "0x77m1fvbqzz5z64jz59fb6j8dvv8b9pg4fmznqwax4x6imjcncq";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libnfc/default.nix b/nixpkgs/pkgs/development/libraries/libnfc/default.nix
index bef977caa28e..695ddadb5f39 100644
--- a/nixpkgs/pkgs/development/libraries/libnfc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnfc/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, libusb, readline }:
 
 stdenv.mkDerivation rec {
-  name = "libnfc-${version}";
+  pname = "libnfc";
   version = "1.7.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libnfs/default.nix b/nixpkgs/pkgs/development/libraries/libnfs/default.nix
index 8ed6dfa8ac0d..d2848d9a1e9b 100644
--- a/nixpkgs/pkgs/development/libraries/libnfs/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnfs/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "libnfs-${version}";
+  pname = "libnfs";
   version = "4.0.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libngspice/default.nix b/nixpkgs/pkgs/development/libraries/libngspice/default.nix
index c6348b7b2e67..d9b2df6148aa 100644
--- a/nixpkgs/pkgs/development/libraries/libngspice/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libngspice/default.nix
@@ -3,7 +3,7 @@
 # Note that this does not provide the ngspice command-line utility. For that see
 # the ngspice derivation.
 stdenv.mkDerivation rec {
-  name = "libngspice-${version}";
+  pname = "libngspice";
   version = "30";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libnih/default.nix b/nixpkgs/pkgs/development/libraries/libnih/default.nix
index a4b0b26a345b..c0c66bc1a4a0 100644
--- a/nixpkgs/pkgs/development/libraries/libnih/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libnih/default.nix
@@ -3,7 +3,8 @@
 let version = "1.0.3"; in
 
 stdenv.mkDerivation rec {
-  name = "libnih-${version}";
+  pname = "libnih";
+  inherit version;
 
   src = fetchurl {
     url = "https://code.launchpad.net/libnih/1.0/${version}/+download/libnih-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libofa/default.nix b/nixpkgs/pkgs/development/libraries/libofa/default.nix
index 8131420cfd65..7dc23aa1e8ae 100644
--- a/nixpkgs/pkgs/development/libraries/libofa/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libofa/default.nix
@@ -5,10 +5,11 @@ let
   deb_patch = "5";
 in
 stdenv.mkDerivation rec {
-  name = "libofa-${version}";
+  pname = "libofa";
+  inherit version;
 
   src = fetchurl {
-    url = "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/musicip-libofa/${name}.tar.gz";
+    url = "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/musicip-libofa/${pname}-${version}.tar.gz";
     sha256 = "184ham039l7lwhfgg0xr2vch2xnw1lwh7sid432mh879adhlc5h2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libomxil-bellagio/default.nix b/nixpkgs/pkgs/development/libraries/libomxil-bellagio/default.nix
index d53b1dc08308..7c14d8102fbe 100644
--- a/nixpkgs/pkgs/development/libraries/libomxil-bellagio/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libomxil-bellagio/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libomxil-bellagio-${version}";
+  pname = "libomxil-bellagio";
   version = "0.9.3";
 
   src = fetchurl {
-    url = "mirror://sourceforge/omxil/omxil/Bellagio%20${version}/${name}.tar.gz";
+    url = "mirror://sourceforge/omxil/omxil/Bellagio%20${version}/${pname}-${version}.tar.gz";
     sha256 = "0k6p6h4npn8p1qlgq6z3jbfld6n1bqswzvxzndki937gr0lhfg2r";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libopcodes/default.nix b/nixpkgs/pkgs/development/libraries/libopcodes/default.nix
index 450b9058d0b9..c42cd3206b41 100644
--- a/nixpkgs/pkgs/development/libraries/libopcodes/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libopcodes/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libopcodes-${version}";
+  pname = "libopcodes";
   inherit (binutils-unwrapped) version src;
 
   outputs = [ "out" "dev" ];
diff --git a/nixpkgs/pkgs/development/libraries/libopenaptx/default.nix b/nixpkgs/pkgs/development/libraries/libopenaptx/default.nix
index a29f8dc4a804..4ad1e2b77358 100644
--- a/nixpkgs/pkgs/development/libraries/libopenaptx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libopenaptx/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "libopenaptx-${version}";
+  pname = "libopenaptx";
   version = "0.1.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libopus/default.nix b/nixpkgs/pkgs/development/libraries/libopus/default.nix
index 10d438500a63..752be52963cb 100644
--- a/nixpkgs/pkgs/development/libraries/libopus/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libopus/default.nix
@@ -5,7 +5,8 @@ let
   version = "1.3.1";
 in
 stdenv.mkDerivation rec {
-  name = "libopus-${version}";
+  pname = "libopus";
+  inherit version;
 
   src = fetchurl {
     url = "https://archive.mozilla.org/pub/opus/opus-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libopusenc/default.nix b/nixpkgs/pkgs/development/libraries/libopusenc/default.nix
index 4ca0849447f3..e1d70bee6c4c 100644
--- a/nixpkgs/pkgs/development/libraries/libopusenc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libopusenc/default.nix
@@ -4,7 +4,8 @@ let
   version = "0.2.1";
 in
 stdenv.mkDerivation rec {
-  name = "libopusenc-${version}";
+  pname = "libopusenc";
+  inherit version;
 
   src = fetchurl {
     url = "https://archive.mozilla.org/pub/opus/libopusenc-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libosmium/default.nix b/nixpkgs/pkgs/development/libraries/libosmium/default.nix
index 885880c54c36..eeb8fec5f930 100644
--- a/nixpkgs/pkgs/development/libraries/libosmium/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libosmium/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, protozero, expat, zlib, bzip2, boost }:
 
 stdenv.mkDerivation rec {
-  name = "libosmium-${version}";
+  pname = "libosmium";
   version = "2.15.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libossp-uuid/default.nix b/nixpkgs/pkgs/development/libraries/libossp-uuid/default.nix
index 952509acc2ee..47d9c4215fdf 100644
--- a/nixpkgs/pkgs/development/libraries/libossp-uuid/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libossp-uuid/default.nix
@@ -3,7 +3,8 @@
 let version = "1.6.2"; in
 
 stdenv.mkDerivation {
-  name = "libossp-uuid-${version}";
+  pname = "libossp-uuid";
+  inherit version;
 
   src = fetchurl {
     url = "ftp://ftp.ossp.org/pkg/lib/uuid/uuid-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libow/default.nix b/nixpkgs/pkgs/development/libraries/libow/default.nix
index 7797061a71aa..fa0db0cd4ffc 100644
--- a/nixpkgs/pkgs/development/libraries/libow/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libow/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "3.2p1";
-  name = "libow-${version}";
+  pname = "libow";
 
   src = fetchFromGitHub {
     owner = "owfs";
diff --git a/nixpkgs/pkgs/development/libraries/libp11/default.nix b/nixpkgs/pkgs/development/libraries/libp11/default.nix
index 774019de0d5b..903aa66ce60d 100644
--- a/nixpkgs/pkgs/development/libraries/libp11/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libp11/default.nix
@@ -2,13 +2,13 @@
 , openssl }:
 
 stdenv.mkDerivation rec {
-  name = "libp11-${version}";
+  pname = "libp11";
   version = "0.4.10";
 
   src = fetchFromGitHub {
     owner = "OpenSC";
     repo = "libp11";
-    rev = name;
+    rev = "${pname}-${version}";
     sha256 = "1m4aw45bqichhx7cn78d8l1r1v0ccvwzlfj09fay2l9rfic5jgfz";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libpaper/default.nix b/nixpkgs/pkgs/development/libraries/libpaper/default.nix
index b4b72e5a36d3..3c37cf824959 100644
--- a/nixpkgs/pkgs/development/libraries/libpaper/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libpaper/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.1.24";
-  name = "libpaper-${version}";
+  pname = "libpaper";
 
   src = fetchurl {
     url = "mirror://debian/pool/main/libp/libpaper/libpaper_${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libpar2/default.nix b/nixpkgs/pkgs/development/libraries/libpar2/default.nix
index cf97744069b3..bbdce71bad6a 100644
--- a/nixpkgs/pkgs/development/libraries/libpar2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libpar2/default.nix
@@ -3,10 +3,11 @@
 let version = "0.4"; in
 
 stdenv.mkDerivation rec {
-  name = "libpar2-${version}";
+  pname = "libpar2";
+  inherit version;
 
   src = fetchurl {
-    url = "https://launchpad.net/libpar2/trunk/${version}/+download/${name}.tar.gz";
+    url = "https://launchpad.net/libpar2/trunk/${version}/+download/${pname}-${version}.tar.gz";
     sha256 = "1m4ncws1h03zq7zyqbaymvjzzbh1d3lc4wb1aksrdf0ync76yv9i";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libpfm/default.nix b/nixpkgs/pkgs/development/libraries/libpfm/default.nix
index bf1d26cf90d0..d0572de537eb 100644
--- a/nixpkgs/pkgs/development/libraries/libpfm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libpfm/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "4.10.1";
-  name = "libpfm-${version}";
+  pname = "libpfm";
 
   src = fetchurl {
-    url = "mirror://sourceforge/perfmon2/libpfm4/${name}.tar.gz";
+    url = "mirror://sourceforge/perfmon2/libpfm4/${pname}-${version}.tar.gz";
     sha256 = "0jabhjx77yppr7x38bkfww6n2a480gj62rw0qp7prhdmg19mf766";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libpgf/default.nix b/nixpkgs/pkgs/development/libraries/libpgf/default.nix
index f8c91df64683..b3dae0c60eaa 100644
--- a/nixpkgs/pkgs/development/libraries/libpgf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libpgf/default.nix
@@ -6,7 +6,8 @@ let
   version = "6.14.12";
 in
 stdenv.mkDerivation {
-  name = "libpgf-${version}";
+  pname = "libpgf";
+  inherit version;
 
   src = fetchurl {
     url = "mirror://sourceforge/libpgf/libpgf-src-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libpinyin/default.nix b/nixpkgs/pkgs/development/libraries/libpinyin/default.nix
index bf516b33d02a..63035f74ea0e 100644
--- a/nixpkgs/pkgs/development/libraries/libpinyin/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libpinyin/default.nix
@@ -12,7 +12,7 @@ let
   };
 in
 stdenv.mkDerivation rec {
-  name = "libpinyin-${version}";
+  pname = "libpinyin";
   version = "2.3.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libplist/default.nix b/nixpkgs/pkgs/development/libraries/libplist/default.nix
index d622584c9da4..19b700ca5e30 100644
--- a/nixpkgs/pkgs/development/libraries/libplist/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libplist/default.nix
@@ -7,8 +7,6 @@ stdenv.mkDerivation rec {
   pname = "libplist";
   version = "2019-04-04";
 
-  name = "${pname}-${version}";
-
   src = fetchFromGitHub {
     owner = "libimobiledevice";
     repo = pname;
diff --git a/nixpkgs/pkgs/development/libraries/libproxy/default.nix b/nixpkgs/pkgs/development/libraries/libproxy/default.nix
index 3b050c3dc6a0..09bb0e4aa3f2 100644
--- a/nixpkgs/pkgs/development/libraries/libproxy/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libproxy/default.nix
@@ -3,7 +3,7 @@
 , SystemConfiguration, CoreFoundation, JavaScriptCore }:
 
 stdenv.mkDerivation rec {
-  name = "libproxy-${version}";
+  pname = "libproxy";
   version = "0.4.15";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libpwquality/default.nix b/nixpkgs/pkgs/development/libraries/libpwquality/default.nix
index 7d697ee10f17..60c01565e63e 100644
--- a/nixpkgs/pkgs/development/libraries/libpwquality/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libpwquality/default.nix
@@ -1,13 +1,13 @@
 { stdenv, lib, fetchFromGitHub, autoreconfHook, perl, cracklib, python }:
 
 stdenv.mkDerivation rec {
-  name = "libpwquality-${version}";
+  pname = "libpwquality";
   version = "1.4.0";
 
   src = fetchFromGitHub {
     owner = "libpwquality";
     repo = "libpwquality";
-    rev = name;
+    rev = "${pname}-${version}";
     sha256 = "0k564hj2q13z5ag8cj6rnkzm1na7001k4chz4f736p6aqvspv0bd";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libqmatrixclient/default.nix b/nixpkgs/pkgs/development/libraries/libqmatrixclient/default.nix
index f175bb6ea6d9..f1c7874e313e 100644
--- a/nixpkgs/pkgs/development/libraries/libqmatrixclient/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libqmatrixclient/default.nix
@@ -3,7 +3,8 @@
 
 let
   generic = version: sha256: prefix: stdenv.mkDerivation rec {
-    name = "libqmatrixclient-${version}";
+    pname = "libqmatrixclient";
+    inherit version;
 
     src = fetchFromGitHub {
       owner = "QMatrixClient";
diff --git a/nixpkgs/pkgs/development/libraries/libqtav/default.nix b/nixpkgs/pkgs/development/libraries/libqtav/default.nix
index 048ba48bb674..22245f5fa2ab 100644
--- a/nixpkgs/pkgs/development/libraries/libqtav/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libqtav/default.nix
@@ -8,7 +8,7 @@
 with lib;
 
 mkDerivation rec {
-  name = "libqtav-${version}";
+  pname = "libqtav";
   version = "1.12.0";
 
   nativeBuildInputs = [ extra-cmake-modules qttools ];
diff --git a/nixpkgs/pkgs/development/libraries/libraw/default.nix b/nixpkgs/pkgs/development/libraries/libraw/default.nix
index 5eb8049437c9..360b2c15a632 100644
--- a/nixpkgs/pkgs/development/libraries/libraw/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libraw/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, lcms2, jasper, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "libraw-${version}";
+  pname = "libraw";
   version = "0.19.3";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/librdf/default.nix b/nixpkgs/pkgs/development/libraries/librdf/default.nix
index d92b017712d4..5b39940bb3f7 100644
--- a/nixpkgs/pkgs/development/libraries/librdf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/librdf/default.nix
@@ -5,7 +5,7 @@
 
 stdenv.mkDerivation rec {
   version = "0.5.0";
-  name = "liblrdf-${version}";
+  pname = "liblrdf";
 
   src = fetchurl {
     url = "https://github.com/swh/LRDF/archive/${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libre/default.nix b/nixpkgs/pkgs/development/libraries/libre/default.nix
index c9debe61743d..e365ec7a01ac 100644
--- a/nixpkgs/pkgs/development/libraries/libre/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libre/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, zlib, openssl}:
 stdenv.mkDerivation rec {
   version = "0.6.0";
-  name = "libre-${version}";
+  pname = "libre";
   src = fetchurl {
     url = "http://www.creytiv.com/pub/re-${version}.tar.gz";
     sha256 = "0cc1x6pm1nz09046bfzgvp2p3wjbgm6f53d71a9dd14grjsvr5qf";
diff --git a/nixpkgs/pkgs/development/libraries/librealsense/default.nix b/nixpkgs/pkgs/development/libraries/librealsense/default.nix
index 3805965d11ca..468bcfb0a18f 100644
--- a/nixpkgs/pkgs/development/libraries/librealsense/default.nix
+++ b/nixpkgs/pkgs/development/libraries/librealsense/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, libusb, ninja, pkgconfig}:
 
 stdenv.mkDerivation rec {
-  name = "librealsense-${version}";
+  pname = "librealsense";
   version = "2.25.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/librem/default.nix b/nixpkgs/pkgs/development/libraries/librem/default.nix
index 50c20d12ccc8..aeda663342e4 100644
--- a/nixpkgs/pkgs/development/libraries/librem/default.nix
+++ b/nixpkgs/pkgs/development/libraries/librem/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, zlib, openssl, libre}:
 stdenv.mkDerivation rec {
   version = "0.6.0";
-  name = "librem-${version}";
+  pname = "librem";
   src=fetchurl {
     url = "http://www.creytiv.com/pub/rem-${version}.tar.gz";
     sha256 = "0b17wma5w9acizk02isk5k83vv47vf1cf9zkmsc1ail677d20xj1";
diff --git a/nixpkgs/pkgs/development/libraries/librep/default.nix b/nixpkgs/pkgs/development/libraries/librep/default.nix
index 2f78222cebb1..f11a7eb1fe54 100644
--- a/nixpkgs/pkgs/development/libraries/librep/default.nix
+++ b/nixpkgs/pkgs/development/libraries/librep/default.nix
@@ -6,7 +6,7 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "librep-${version}";
+  pname = "librep";
   version = "0.92.7";
   sourceName = "librep_${version}";
 
diff --git a/nixpkgs/pkgs/development/libraries/libressl/default.nix b/nixpkgs/pkgs/development/libraries/libressl/default.nix
index 7fbe25addc03..71b8d2bb20e6 100644
--- a/nixpkgs/pkgs/development/libraries/libressl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libressl/default.nix
@@ -3,11 +3,11 @@
 let
 
   generic = { version, sha256 }: stdenv.mkDerivation rec {
-    name = "libressl-${version}";
+    pname = "libressl";
     inherit version;
 
     src = fetchurl {
-      url = "mirror://openbsd/LibreSSL/${name}.tar.gz";
+      url = "mirror://openbsd/LibreSSL/${pname}-${version}.tar.gz";
       inherit sha256;
     };
 
diff --git a/nixpkgs/pkgs/development/libraries/librsync/default.nix b/nixpkgs/pkgs/development/libraries/librsync/default.nix
index e4e96df86c16..79b05619ac59 100644
--- a/nixpkgs/pkgs/development/libraries/librsync/default.nix
+++ b/nixpkgs/pkgs/development/libraries/librsync/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, perl, zlib, bzip2, popt }:
 
 stdenv.mkDerivation rec {
-  name = "librsync-${version}";
+  pname = "librsync";
   version = "2.0.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libscrypt/default.nix b/nixpkgs/pkgs/development/libraries/libscrypt/default.nix
index 479da52f8d9b..b9ae1f829a1b 100644
--- a/nixpkgs/pkgs/development/libraries/libscrypt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libscrypt/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "libscrypt-${version}";
+  pname = "libscrypt";
   version = "1.21";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libsearpc/default.nix b/nixpkgs/pkgs/development/libraries/libsearpc/default.nix
index 785dac4aef29..b2a799674771 100644
--- a/nixpkgs/pkgs/development/libraries/libsearpc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsearpc/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "3.1.0";
-  name = "libsearpc-${version}";
+  pname = "libsearpc";
 
   src = fetchFromGitHub {
     owner = "haiwen";
diff --git a/nixpkgs/pkgs/development/libraries/libseccomp/default.nix b/nixpkgs/pkgs/development/libraries/libseccomp/default.nix
index 6b38bcf2c778..8c9c6ac107ce 100644
--- a/nixpkgs/pkgs/development/libraries/libseccomp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libseccomp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, getopt, makeWrapper, utillinux }:
 
 stdenv.mkDerivation rec {
-  name = "libseccomp-${version}";
+  pname = "libseccomp";
   version = "2.4.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libsidplayfp/default.nix b/nixpkgs/pkgs/development/libraries/libsidplayfp/default.nix
index 82caacf93e6a..970c4aff246e 100644
--- a/nixpkgs/pkgs/development/libraries/libsidplayfp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsidplayfp/default.nix
@@ -9,10 +9,9 @@ stdenv.mkDerivation rec {
   minor = "8";
   level = "7";
   version = "${major}.${minor}.${level}";
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://sourceforge/sidplay-residfp/${pname}/${major}.${minor}/${name}.tar.gz";
+    url = "mirror://sourceforge/sidplay-residfp/${pname}/${major}.${minor}/${pname}-${version}.tar.gz";
     sha256 = "14k1sbdcbhykwfcadq5lbpnm9xp2r7vs7fyi84h72g89y8pjg0da";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libsieve/default.nix b/nixpkgs/pkgs/development/libraries/libsieve/default.nix
index 2da5d68d1174..bc34318d0a91 100644
--- a/nixpkgs/pkgs/development/libraries/libsieve/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsieve/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl}:
 stdenv.mkDerivation rec {
   version = "2.3.1";
-  name = "libsieve-${version}";
+  pname = "libsieve";
 
   src = fetchurl {
     url = "https://github.com/downloads/sodabrew/libsieve/libsieve-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libsixel/default.nix b/nixpkgs/pkgs/development/libraries/libsixel/default.nix
index 34d959423a36..561b547a8d7a 100644
--- a/nixpkgs/pkgs/development/libraries/libsixel/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsixel/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchFromGitHub}:
 stdenv.mkDerivation rec {
   version = "1.8.2";
-  name = "libsixel-${version}";
+  pname = "libsixel";
 
   src = fetchFromGitHub {
     repo = "libsixel";
diff --git a/nixpkgs/pkgs/development/libraries/libskk/default.nix b/nixpkgs/pkgs/development/libraries/libskk/default.nix
index 19ebbd363e1e..d0f822a23f5a 100644
--- a/nixpkgs/pkgs/development/libraries/libskk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libskk/default.nix
@@ -4,7 +4,7 @@
   libgee, json-glib, skk-dicts, libxkbcommon }:
 
 stdenv.mkDerivation rec {
-  name = "libskk-${version}";
+  pname = "libskk";
   version = "1.0.5";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libsmi/default.nix b/nixpkgs/pkgs/development/libraries/libsmi/default.nix
index 25f2a1e0846b..208aa6c9d616 100644
--- a/nixpkgs/pkgs/development/libraries/libsmi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsmi/default.nix
@@ -1,11 +1,11 @@
 { stdenv , fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libsmi-${version}";
+  pname = "libsmi";
   version = "0.5.0";
 
   src = fetchurl {
-    url = "https://www.ibr.cs.tu-bs.de/projects/libsmi/download/${name}.tar.gz";
+    url = "https://www.ibr.cs.tu-bs.de/projects/libsmi/download/${pname}-${version}.tar.gz";
     sha256 = "1lslaxr2qcj6hf4naq5n5mparfhmswsgq4wa7zm2icqvvgdcq6pj";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libsolv/default.nix b/nixpkgs/pkgs/development/libraries/libsolv/default.nix
index 8ffae53be196..263623c3d37c 100644
--- a/nixpkgs/pkgs/development/libraries/libsolv/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsolv/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version  = "0.7.5";
-  name = "libsolv-${version}";
+  pname = "libsolv";
 
   src = fetchFromGitHub {
     owner  = "openSUSE";
diff --git a/nixpkgs/pkgs/development/libraries/libsoundio/default.nix b/nixpkgs/pkgs/development/libraries/libsoundio/default.nix
index f53db7241cf7..e7ec858cc7b3 100644
--- a/nixpkgs/pkgs/development/libraries/libsoundio/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsoundio/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "2.0.0";
-  name = "libsoundio-${version}";
+  pname = "libsoundio";
 
   src = fetchFromGitHub {
     owner = "andrewrk";
diff --git a/nixpkgs/pkgs/development/libraries/libsoup/default.nix b/nixpkgs/pkgs/development/libraries/libsoup/default.nix
index 52a52e7e7324..5f88ba80cd6a 100644
--- a/nixpkgs/pkgs/development/libraries/libsoup/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsoup/default.nix
@@ -3,12 +3,11 @@
 , libpsl, python3 }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "libsoup";
   version = "2.66.2";
 
   src = fetchurl {
-    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
+    url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
     sha256 = "0amfw1yvy1kjrg41rfh2vvrw5gkwnyckqbw1fab50hm6xc1acbmx";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libspatialindex/default.nix b/nixpkgs/pkgs/development/libraries/libspatialindex/default.nix
index 8018b84a52be..bdca44dc7d03 100644
--- a/nixpkgs/pkgs/development/libraries/libspatialindex/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libspatialindex/default.nix
@@ -3,7 +3,8 @@
 let version = "1.8.5"; in
 
 stdenv.mkDerivation rec {
-  name = "libspatialindex-${version}";
+  pname = "libspatialindex";
+  inherit version;
 
   src = fetchurl {
     url = "https://download.osgeo.org/libspatialindex/spatialindex-src-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libspiro/default.nix b/nixpkgs/pkgs/development/libraries/libspiro/default.nix
index 00579600cb76..5f547a973707 100644
--- a/nixpkgs/pkgs/development/libraries/libspiro/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libspiro/default.nix
@@ -1,10 +1,10 @@
 {stdenv, pkgconfig, fetchurl}:
 
 stdenv.mkDerivation rec {
-  name = "libspiro-${version}";
+  pname = "libspiro";
   version = "0.5.20150702";
   src = fetchurl {
-    url = "https://github.com/fontforge/libspiro/releases/download/${version}/${name}.tar.gz";
+    url = "https://github.com/fontforge/libspiro/releases/download/${version}/${pname}-${version}.tar.gz";
     sha256 = "0z4zpxd3nwwchqdsbmmjbp13aw5jg8v5p1993190bpykkrjlh6nv";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libspotify/default.nix b/nixpkgs/pkgs/development/libraries/libspotify/default.nix
index 5bae04a88f94..9ef3d6654138 100644
--- a/nixpkgs/pkgs/development/libraries/libspotify/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libspotify/default.nix
@@ -8,7 +8,8 @@ in
 if (stdenv.hostPlatform.system != "x86_64-linux" && stdenv.hostPlatform.system != "x86_64-darwin" && stdenv.hostPlatform.system != "i686-linux")
 then throw "Check https://developer.spotify.com/technologies/libspotify/ for a tarball for your system and add it here"
 else stdenv.mkDerivation {
-  name = "libspotify-${version}";
+  pname = "libspotify";
+  inherit version;
 
   src =
     if stdenv.hostPlatform.system == "x86_64-linux" then
@@ -61,7 +62,8 @@ else stdenv.mkDerivation {
       then throw ''
         Please visit ${libspotify.meta.homepage} to get an api key then set config.libspotify.apiKey accordingly
       '' else stdenv.mkDerivation {
-        name = "libspotify-samples-${version}";
+        pname = "libspotify-samples";
+        inherit version;
         src = libspotify.src;
   nativeBuildInputs = [ pkgconfig ];
         buildInputs = [ libspotify readline ]
diff --git a/nixpkgs/pkgs/development/libraries/libsrs2/default.nix b/nixpkgs/pkgs/development/libraries/libsrs2/default.nix
index 7d9ea25e9d26..f8fc6a446d18 100644
--- a/nixpkgs/pkgs/development/libraries/libsrs2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsrs2/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libsrs2-${version}";
+  pname = "libsrs2";
   version = "1.0.18";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libstrophe/default.nix b/nixpkgs/pkgs/development/libraries/libstrophe/default.nix
index c1e6a1f7fb89..0ef96f675055 100644
--- a/nixpkgs/pkgs/development/libraries/libstrophe/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libstrophe/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, automake, autoconf, libtool, openssl, expat, pkgconfig, check }:
 
 stdenv.mkDerivation rec {
-  name = "libstrophe-${version}";
+  pname = "libstrophe";
   version = "0.9.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libsvm/default.nix b/nixpkgs/pkgs/development/libraries/libsvm/default.nix
index 6eb8b6b1a8e9..fcd010b46cc3 100644
--- a/nixpkgs/pkgs/development/libraries/libsvm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libsvm/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl}:
 
 stdenv.mkDerivation rec {
-  name = "libsvm-${version}";
+  pname = "libsvm";
   version = "3.23";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libtap/default.nix b/nixpkgs/pkgs/development/libraries/libtap/default.nix
index 29d83bcd9d70..ca0407bd0aa0 100644
--- a/nixpkgs/pkgs/development/libraries/libtap/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtap/default.nix
@@ -3,11 +3,11 @@
 with stdenv.lib;
 stdenv.mkDerivation rec{
 
-  name = "libtap-${version}";
+  pname = "libtap";
   version = "1.12.0";
 
   src = fetchurl {
-    url = "https://web-cpan.shlomifish.org/downloads/${name}.tar.bz2";
+    url = "https://web-cpan.shlomifish.org/downloads/${pname}-${version}.tar.bz2";
     sha256 = "1ms1770cx8c6q3lhn1chkzy12vzmjgvlms7cqhd2d3260j2wwv5s";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libtar/default.nix b/nixpkgs/pkgs/development/libraries/libtar/default.nix
index f2cb879b3e07..c4614103b3fe 100644
--- a/nixpkgs/pkgs/development/libraries/libtar/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtar/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.2.20";
-  name = "libtar-${version}";
+  pname = "libtar";
 
   # Maintenance repo for libtar (Arch Linux uses this)
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/libtcod/default.nix b/nixpkgs/pkgs/development/libraries/libtcod/default.nix
index 4e859c282276..7a25980a38b9 100644
--- a/nixpkgs/pkgs/development/libraries/libtcod/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtcod/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
 
-  name = "libtcod-${version}";
+  pname = "libtcod";
   version = "1.5.1";
 
   src = fetchFromBitbucket {
diff --git a/nixpkgs/pkgs/development/libraries/libtelnet/default.nix b/nixpkgs/pkgs/development/libraries/libtelnet/default.nix
index 0bc619051c69..139de830972f 100644
--- a/nixpkgs/pkgs/development/libraries/libtelnet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtelnet/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, pkgconfig, autoreconfHook, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "libtelnet-${version}";
+  pname = "libtelnet";
   version = "0.21+45f2d5c";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libtermkey/default.nix b/nixpkgs/pkgs/development/libraries/libtermkey/default.nix
index 7261fb7b6b74..38a09218dd1d 100644
--- a/nixpkgs/pkgs/development/libraries/libtermkey/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtermkey/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchzip, libtool, pkgconfig, ncurses }:
 
 stdenv.mkDerivation rec {
-  name = "libtermkey-${version}";
+  pname = "libtermkey";
 
   version = "0.20";
 
diff --git a/nixpkgs/pkgs/development/libraries/libtiff/default.nix b/nixpkgs/pkgs/development/libraries/libtiff/default.nix
index 55c747540f77..093d6a185443 100644
--- a/nixpkgs/pkgs/development/libraries/libtiff/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtiff/default.nix
@@ -10,7 +10,7 @@
 
 stdenv.mkDerivation rec {
   version = "4.0.10";
-  name = "libtiff-${version}";
+  pname = "libtiff";
 
   src = fetchurl {
     url = "https://download.osgeo.org/libtiff/tiff-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libtomcrypt/default.nix b/nixpkgs/pkgs/development/libraries/libtomcrypt/default.nix
index f9e7f9684bac..6520ddd0a9e2 100644
--- a/nixpkgs/pkgs/development/libraries/libtomcrypt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtomcrypt/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, libtool }:
 
 stdenv.mkDerivation rec {
-  name = "libtomcrypt-${version}";
+  pname = "libtomcrypt";
   version = "1.18.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libtommath/default.nix b/nixpkgs/pkgs/development/libraries/libtommath/default.nix
index a90377dad34a..8ce82bcf07c7 100644
--- a/nixpkgs/pkgs/development/libraries/libtommath/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtommath/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, libtool }:
 
 stdenv.mkDerivation rec {
-  name = "libtommath-${version}";
+  pname = "libtommath";
   version = "1.1.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libtorrent-rasterbar/default.nix b/nixpkgs/pkgs/development/libraries/libtorrent-rasterbar/default.nix
index 046229e8f1d7..26605eb41dbd 100644
--- a/nixpkgs/pkgs/development/libraries/libtorrent-rasterbar/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtorrent-rasterbar/default.nix
@@ -11,7 +11,8 @@ let
   boostPython = boost.override { enablePython = true; inherit python; };
 
 in stdenv.mkDerivation {
-  name = "libtorrent-rasterbar-${version}";
+  pname = "libtorrent-rasterbar";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "arvidn";
diff --git a/nixpkgs/pkgs/development/libraries/libtoxcore/default.nix b/nixpkgs/pkgs/development/libraries/libtoxcore/default.nix
index 50fdbf2a81f7..9bccff49b540 100644
--- a/nixpkgs/pkgs/development/libraries/libtoxcore/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtoxcore/default.nix
@@ -4,7 +4,8 @@
 let
   generic = { version, sha256 }:
   stdenv.mkDerivation rec {
-    name = "libtoxcore-${version}";
+    pname = "libtoxcore";
+    inherit version;
 
     src = fetchFromGitHub {
       owner  = "TokTok";
diff --git a/nixpkgs/pkgs/development/libraries/libtxc_dxtn/default.nix b/nixpkgs/pkgs/development/libraries/libtxc_dxtn/default.nix
index b0be3cb3c12d..5ac456a60f61 100644
--- a/nixpkgs/pkgs/development/libraries/libtxc_dxtn/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtxc_dxtn/default.nix
@@ -3,10 +3,11 @@
 let version = "1.0.1"; in
 
 stdenv.mkDerivation rec {
-  name = "libtxc_dxtn-${version}";
+  pname = "libtxc_dxtn";
+  inherit version;
 
   src = fetchurl {
-    url = "https://people.freedesktop.org/~cbrill/libtxc_dxtn/${name}.tar.bz2";
+    url = "https://people.freedesktop.org/~cbrill/libtxc_dxtn/${pname}-${version}.tar.bz2";
     sha256 = "0q5fjaknl7s0z206dd8nzk9bdh8g4p23bz7784zrllnarl90saa5";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libtxc_dxtn_s2tc/default.nix b/nixpkgs/pkgs/development/libraries/libtxc_dxtn_s2tc/default.nix
index aad8ae00c114..9a3671c32589 100644
--- a/nixpkgs/pkgs/development/libraries/libtxc_dxtn_s2tc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libtxc_dxtn_s2tc/default.nix
@@ -3,7 +3,8 @@
 let version = "1.0"; in
 
 stdenv.mkDerivation rec {
-  name = "libtxc_dxtn_s2tc-${version}";
+  pname = "libtxc_dxtn_s2tc";
+  inherit version;
 
   src = fetchurl {
     url = "https://github.com/divVerent/s2tc/archive/v${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/libuecc/default.nix b/nixpkgs/pkgs/development/libraries/libuecc/default.nix
index 3b45d4de8842..7080edcd7380 100644
--- a/nixpkgs/pkgs/development/libraries/libuecc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libuecc/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "7";
-  name = "libuecc-${version}";
+  pname = "libuecc";
 
   src = fetchgit {
     url = "git://git.universe-factory.net/libuecc";
diff --git a/nixpkgs/pkgs/development/libraries/libunarr/default.nix b/nixpkgs/pkgs/development/libraries/libunarr/default.nix
index e21f9400848d..35ec5dfed7cd 100644
--- a/nixpkgs/pkgs/development/libraries/libunarr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libunarr/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "libunarr-${version}";
+  pname = "libunarr";
   version = "1.0.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libunibreak/default.nix b/nixpkgs/pkgs/development/libraries/libunibreak/default.nix
index 50bc05395895..7e75954fb45e 100644
--- a/nixpkgs/pkgs/development/libraries/libunibreak/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libunibreak/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libunibreak-${version}";
+  pname = "libunibreak";
   version = "1.1";
 
   src = fetchurl {
-    url = "mirror://sourceforge/vimgadgets/libunibreak/${version}/${name}.tar.gz";
+    url = "mirror://sourceforge/vimgadgets/libunibreak/${version}/${pname}-${version}.tar.gz";
     sha256 = "02657l426bk5d8h42b9ixxy1clc50mx4bzwg02nkdhs09wqw32wn";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libunique/3.x.nix b/nixpkgs/pkgs/development/libraries/libunique/3.x.nix
index b302e1d0ba03..b315d0f16b04 100644
--- a/nixpkgs/pkgs/development/libraries/libunique/3.x.nix
+++ b/nixpkgs/pkgs/development/libraries/libunique/3.x.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   majorVer = "3.0";
   minorVer = "2";
   version = "${majorVer}.${minorVer}";
-  name = "libunique3-${version}";
+  pname = "libunique3";
   srcName = "libunique-${version}";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libunistring/default.nix b/nixpkgs/pkgs/development/libraries/libunistring/default.nix
index e066c0723679..e02e5228aa49 100644
--- a/nixpkgs/pkgs/development/libraries/libunistring/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libunistring/default.nix
@@ -1,11 +1,11 @@
 { fetchurl, stdenv, libiconv }:
 
 stdenv.mkDerivation rec {
-  name = "libunistring-${version}";
+  pname = "libunistring";
   version = "0.9.10";
 
   src = fetchurl {
-    url = "mirror://gnu/libunistring/${name}.tar.gz";
+    url = "mirror://gnu/libunistring/${pname}-${version}.tar.gz";
     sha256 = "02v17za10mxnj095x4pvm80jxyqwk93kailfc2j8xa1r6crmnbm8";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libunwind/default.nix b/nixpkgs/pkgs/development/libraries/libunwind/default.nix
index 9bea14bd8e85..70e6b698ec5d 100644
--- a/nixpkgs/pkgs/development/libraries/libunwind/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libunwind/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, autoreconfHook, xz }:
 
 stdenv.mkDerivation rec {
-  name = "libunwind-${version}";
+  pname = "libunwind";
   version = "1.3.1";
 
   src = fetchurl {
-    url = "mirror://savannah/libunwind/${name}.tar.gz";
+    url = "mirror://savannah/libunwind/${pname}-${version}.tar.gz";
     sha256 = "1y0l08k6ak1mqbfj6accf9s5686kljwgsl4vcqpxzk5n74wpm6a3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/liburcu/default.nix b/nixpkgs/pkgs/development/libraries/liburcu/default.nix
index 90be77401141..3ed45e788c40 100644
--- a/nixpkgs/pkgs/development/libraries/liburcu/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liburcu/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "0.11.1";
-  name = "liburcu-${version}";
+  pname = "liburcu";
 
   src = fetchurl {
     url = "https://lttng.org/files/urcu/userspace-rcu-${version}.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/liburing/default.nix b/nixpkgs/pkgs/development/libraries/liburing/default.nix
index 7d595db85dd1..855c6ce280ec 100644
--- a/nixpkgs/pkgs/development/libraries/liburing/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liburing/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "liburing-${version}";
+  pname = "liburing";
   version = "0.1";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/libusbmuxd/default.nix b/nixpkgs/pkgs/development/libraries/libusbmuxd/default.nix
index d9e008af9770..debccb9087d6 100644
--- a/nixpkgs/pkgs/development/libraries/libusbmuxd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libusbmuxd/default.nix
@@ -4,8 +4,6 @@ stdenv.mkDerivation rec {
   pname = "libusbmuxd";
   version = "2019-03-23";
 
-  name = "${pname}-${version}";
-
   src = fetchFromGitHub {
     owner = "libimobiledevice";
     repo = pname;
diff --git a/nixpkgs/pkgs/development/libraries/libutempter/default.nix b/nixpkgs/pkgs/development/libraries/libutempter/default.nix
index f9703e3c5932..ff2044242b9f 100644
--- a/nixpkgs/pkgs/development/libraries/libutempter/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libutempter/default.nix
@@ -3,7 +3,7 @@
 with lib;
 
 stdenv.mkDerivation rec {
-  name = "libutempter-${version}";
+  pname = "libutempter";
   version = "1.1.6";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libva-utils/default.nix b/nixpkgs/pkgs/development/libraries/libva-utils/default.nix
index 9883de59feb1..c604ce71cb72 100644
--- a/nixpkgs/pkgs/development/libraries/libva-utils/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libva-utils/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libva-utils-${version}";
+  pname = "libva-utils";
   inherit (libva) version;
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libva/1.0.0.nix b/nixpkgs/pkgs/development/libraries/libva/1.0.0.nix
index 6a0672445430..9b12f83bcb83 100644
--- a/nixpkgs/pkgs/development/libraries/libva/1.0.0.nix
+++ b/nixpkgs/pkgs/development/libraries/libva/1.0.0.nix
@@ -4,11 +4,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libva-${version}";
+  pname = "libva";
   version = "1.7.3";
 
   src = fetchurl {
-    url = "https://www.freedesktop.org/software/vaapi/releases/libva/${name}.tar.bz2";
+    url = "https://www.freedesktop.org/software/vaapi/releases/libva/${pname}-${version}.tar.bz2";
     sha256 = "1ndrf136rlw03xag7j1xpmf9015d1h0dpnv6v587jnh6k2a17g12";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libvdpau-va-gl/default.nix b/nixpkgs/pkgs/development/libraries/libvdpau-va-gl/default.nix
index 50b995a03568..039e3308f887 100644
--- a/nixpkgs/pkgs/development/libraries/libvdpau-va-gl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libvdpau-va-gl/default.nix
@@ -2,7 +2,7 @@
 , libXext, libvdpau, glib, libva, ffmpeg, libGLU }:
 
 stdenv.mkDerivation rec {
-  name = "libvdpau-va-gl-${version}";
+  pname = "libvdpau-va-gl";
   version = "0.4.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libvdpau/default.nix b/nixpkgs/pkgs/development/libraries/libvdpau/default.nix
index d68422260144..792a31bcf9f9 100644
--- a/nixpkgs/pkgs/development/libraries/libvdpau/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libvdpau/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, xorg, mesa }:
 
 stdenv.mkDerivation rec {
-  name = "libvdpau-${version}";
+  pname = "libvdpau";
   version = "1.2";
 
   src = fetchurl {
-    url = "https://gitlab.freedesktop.org/vdpau/libvdpau/uploads/14b620084c027d546fa0b3f083b800c6/${name}.tar.bz2";
+    url = "https://gitlab.freedesktop.org/vdpau/libvdpau/uploads/14b620084c027d546fa0b3f083b800c6/${pname}-${version}.tar.bz2";
     sha256 = "6a499b186f524e1c16b4f5b57a6a2de70dfceb25c4ee546515f26073cd33fa06";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libvirt-glib/default.nix b/nixpkgs/pkgs/development/libraries/libvirt-glib/default.nix
index 9dd89133f4b9..1803ce1dc20a 100644
--- a/nixpkgs/pkgs/development/libraries/libvirt-glib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libvirt-glib/default.nix
@@ -1,12 +1,8 @@
-{ stdenv, fetchurl, pkgconfig, libvirt, glib, libxml2, intltool, libtool, yajl
-, nettle, libgcrypt, pythonPackages, gobject-introspection, libcap_ng, numactl
-, libapparmor, vala
-, xenSupport ? false, xen ? null
+{ stdenv, fetchurl, pkgconfig, gobject-introspection, intltool, vala
+, libcap_ng, libvirt, libxml2
 }:
 
-let
-  inherit (pythonPackages) python pygobject2;
-in stdenv.mkDerivation rec {
+stdenv.mkDerivation rec {
   name = "libvirt-glib-2.0.0";
 
   outputs = [ "out" "dev" ];
@@ -16,15 +12,11 @@ in stdenv.mkDerivation rec {
     sha256 = "0six9ckmvlwwyavyjkgc262qkpvfqgi8rjij7cyk00bmqq8c9s4l";
   };
 
-  nativeBuildInputs = [ pkgconfig vala ];
-  buildInputs = [
-    libvirt glib libxml2 intltool libtool yajl nettle libgcrypt
-    python pygobject2 gobject-introspection libcap_ng numactl libapparmor
-  ] ++ stdenv.lib.optionals xenSupport [
-    xen
-  ];
+  nativeBuildInputs = [ pkgconfig intltool vala gobject-introspection ];
+  buildInputs = [ libcap_ng libvirt libxml2 gobject-introspection ];
 
   enableParallelBuilding = true;
+  strictDeps = true;
 
   meta = with stdenv.lib; {
     description = "Library for working with virtual machines";
@@ -36,7 +28,7 @@ in stdenv.mkDerivation rec {
       - libvirt-gconfig - GObjects for manipulating libvirt XML documents
       - libvirt-gobject - GObjects for managing libvirt objects
     '';
-    homepage = http://libvirt.org/;
+    homepage = https://libvirt.org/;
     license = licenses.lgpl2Plus;
     platforms = platforms.linux;
   };
diff --git a/nixpkgs/pkgs/development/libraries/libvirt/default.nix b/nixpkgs/pkgs/development/libraries/libvirt/default.nix
index 125259a6bee9..0556e311736a 100644
--- a/nixpkgs/pkgs/development/libraries/libvirt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libvirt/default.nix
@@ -16,13 +16,13 @@ with stdenv.lib;
 let
   buildFromTarball = stdenv.isDarwin;
 in stdenv.mkDerivation rec {
-  name = "libvirt-${version}";
+  pname = "libvirt";
   version = "5.4.0";
 
   src =
     if buildFromTarball then
       fetchurl {
-        url = "http://libvirt.org/sources/${name}.tar.xz";
+        url = "http://libvirt.org/sources/${pname}-${version}.tar.xz";
         sha256 = "0ywf8m9yz2hxnic7fylzlmgy4m353r4vv5zsvp89zq5yh4h81yhw";
       }
     else
diff --git a/nixpkgs/pkgs/development/libraries/libvisio/default.nix b/nixpkgs/pkgs/development/libraries/libvisio/default.nix
index 5cb1c673be50..b807691671fd 100644
--- a/nixpkgs/pkgs/development/libraries/libvisio/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libvisio/default.nix
@@ -3,13 +3,13 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libvisio-${version}";
+  pname = "libvisio";
   version = "0.1.7";
 
   outputs = [ "out" "bin" "dev" "doc" ];
 
   src = fetchurl {
-    url = "https://dev-www.libreoffice.org/src/libvisio/${name}.tar.xz";
+    url = "https://dev-www.libreoffice.org/src/libvisio/${pname}-${version}.tar.xz";
     sha256 = "0k7adcbbf27l7n453cca1m6s9yj6qvb5j6bsg2db09ybf3w8vbwg";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libvmi/default.nix b/nixpkgs/pkgs/development/libraries/libvmi/default.nix
index 44b2a81b2d3c..e49ab9b38a04 100644
--- a/nixpkgs/pkgs/development/libraries/libvmi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libvmi/default.nix
@@ -13,7 +13,7 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "libvmi-${version}";
+  pname = "libvmi";
   version = "0.12.0";
   libVersion = "0.0.12";
 
diff --git a/nixpkgs/pkgs/development/libraries/libvpx/default.nix b/nixpkgs/pkgs/development/libraries/libvpx/default.nix
index cd0cc9798fa0..ee36365c03ff 100644
--- a/nixpkgs/pkgs/development/libraries/libvpx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libvpx/default.nix
@@ -55,7 +55,7 @@ assert vp9HighbitdepthSupport -> (vp9DecoderSupport || vp9EncoderSupport);
 assert isCygwin -> unitTestsSupport && webmIOSupport && libyuvSupport;
 
 stdenv.mkDerivation rec {
-  name = "libvpx-${version}";
+  pname = "libvpx";
   version = "1.7.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libwacom/default.nix b/nixpkgs/pkgs/development/libraries/libwacom/default.nix
index a1e10b6d003d..a4f0a44e60bf 100644
--- a/nixpkgs/pkgs/development/libraries/libwacom/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libwacom/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, glib, pkgconfig, udev, libgudev }:
 
 stdenv.mkDerivation rec {
-  name = "libwacom-${version}";
+  pname = "libwacom";
   version = "0.33";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libwebp/default.nix b/nixpkgs/pkgs/development/libraries/libwebp/default.nix
index c11f70290a4a..fc9932567cfa 100644
--- a/nixpkgs/pkgs/development/libraries/libwebp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libwebp/default.nix
@@ -26,11 +26,11 @@ in
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "libwebp-${version}";
+  pname = "libwebp";
   version = "1.0.3";
 
   src = fetchurl {
-    url = "http://downloads.webmproject.org/releases/webp/${name}.tar.gz";
+    url = "http://downloads.webmproject.org/releases/webp/${pname}-${version}.tar.gz";
     sha256 = "0kxk4sic34bln3k09mml7crvrmhj97swdk7b1ahbp5w6bj30f2p2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libwebsockets/default.nix b/nixpkgs/pkgs/development/libraries/libwebsockets/default.nix
index 144bde9a23a9..a297bf61f786 100644
--- a/nixpkgs/pkgs/development/libraries/libwebsockets/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libwebsockets/default.nix
@@ -1,7 +1,7 @@
 { fetchFromGitHub, stdenv, cmake, openssl, zlib, libuv }:
 
 stdenv.mkDerivation rec {
-  name = "libwebsockets-${version}";
+  pname = "libwebsockets";
   version = "3.2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libwhereami/default.nix b/nixpkgs/pkgs/development/libraries/libwhereami/default.nix
index 2af550c7d99a..18f6d37768ab 100644
--- a/nixpkgs/pkgs/development/libraries/libwhereami/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libwhereami/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, boost, curl, leatherman }:
 
 stdenv.mkDerivation rec {
-  name = "libwhereami-${version}";
+  pname = "libwhereami";
   version = "0.2.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libwps/default.nix b/nixpkgs/pkgs/development/libraries/libwps/default.nix
index 76ac946d6187..e8f397548853 100644
--- a/nixpkgs/pkgs/development/libraries/libwps/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libwps/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, boost, pkgconfig, librevenge, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "libwps-${version}";
+  pname = "libwps";
   version = "0.4.10";
 
   src = fetchurl {
-    url = "mirror://sourceforge/libwps/${name}.tar.bz2";
+    url = "mirror://sourceforge/libwps/${pname}-${version}.tar.bz2";
     sha256 = "1adx2wawl0i16p8df80m6k6a137h709ip4zc0zlzr6wal8gpn0i4";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libx86/default.nix b/nixpkgs/pkgs/development/libraries/libx86/default.nix
index d56c20cb75af..271823ace288 100644
--- a/nixpkgs/pkgs/development/libraries/libx86/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libx86/default.nix
@@ -1,10 +1,10 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "libx86-${version}";
+  pname = "libx86";
   version = "1.1";
   src = fetchurl {
-    url = "https://www.codon.org.uk/~mjg59/libx86/downloads/${name}.tar.gz";
+    url = "https://www.codon.org.uk/~mjg59/libx86/downloads/${pname}-${version}.tar.gz";
     sha256 = "0j6h6bc02c6qi0q7c1ncraz4d1hkm5936r35rfsp4x1jrc233wav";
   };
   patches = [./constants.patch ./non-x86.patch ];
diff --git a/nixpkgs/pkgs/development/libraries/libx86emu/default.nix b/nixpkgs/pkgs/development/libraries/libx86emu/default.nix
index 2e00b5b5ab9c..f361b3e1b1f7 100644
--- a/nixpkgs/pkgs/development/libraries/libx86emu/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libx86emu/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, perl }:
 
 stdenv.mkDerivation rec {
-  name = "libx86emu-${version}";
+  pname = "libx86emu";
   version = "2.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libxc/default.nix b/nixpkgs/pkgs/development/libraries/libxc/default.nix
index 7bd89b44d889..fede13fcd9b4 100644
--- a/nixpkgs/pkgs/development/libraries/libxc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libxc/default.nix
@@ -4,7 +4,8 @@ let
   version = "4.3.4";
 
 in stdenv.mkDerivation {
-  name = "libxc-${version}";
+  pname = "libxc";
+  inherit version;
   src = fetchurl {
     url = "http://www.tddft.org/programs/octopus/down.php?file=libxc/${version}/libxc-${version}.tar.gz";
     sha256 = "0dw356dfwn2bwjdfwwi4h0kimm69aql2f4yk9f2kk4q7qpfkgvm8";
diff --git a/nixpkgs/pkgs/development/libraries/libxcomp/default.nix b/nixpkgs/pkgs/development/libraries/libxcomp/default.nix
index b4ad501c2efe..fb1f4b29423f 100644
--- a/nixpkgs/pkgs/development/libraries/libxcomp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libxcomp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, autoreconfHook, pkgconfig, libjpeg, libpng, libX11, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "libxcomp-${version}";
+  pname = "libxcomp";
   version = "3.5.99.16";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libxklavier/default.nix b/nixpkgs/pkgs/development/libraries/libxklavier/default.nix
index 773389e60f54..9408b0c45877 100644
--- a/nixpkgs/pkgs/development/libraries/libxklavier/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libxklavier/default.nix
@@ -5,11 +5,12 @@ let
   version = "5.4";
 in
 stdenv.mkDerivation rec {
-  name = "libxklavier-${version}";
+  pname = "libxklavier";
+  inherit version;
 
   src = fetchgit {
     url = "git://anongit.freedesktop.org/git/libxklavier";
-    rev = name;
+    rev = "${pname}-${version}";
     sha256 = "1w1x5mrgly2ldiw3q2r6y620zgd89gk7n90ja46775lhaswxzv7a";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libxls/default.nix b/nixpkgs/pkgs/development/libraries/libxls/default.nix
index a2a576edc0f7..126589966464 100644
--- a/nixpkgs/pkgs/development/libraries/libxls/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libxls/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, unzip }:
 
 stdenv.mkDerivation rec {
-  name = "libxls-${version}";
+  pname = "libxls";
   version = "1.5.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/libxml2/default.nix b/nixpkgs/pkgs/development/libraries/libxml2/default.nix
index 33f818f7d62c..04954f3e1f5f 100644
--- a/nixpkgs/pkgs/development/libraries/libxml2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libxml2/default.nix
@@ -10,11 +10,11 @@ let
   python = python2;
 
 in stdenv.mkDerivation rec {
-  name = "libxml2-${version}";
+  pname = "libxml2";
   version = "2.9.9";
 
   src = fetchurl {
-    url = "http://xmlsoft.org/sources/${name}.tar.gz";
+    url = "http://xmlsoft.org/sources/${pname}-${version}.tar.gz";
     sha256 = "0wd881jzvqayx0ihzba29jl80k06xj9ywp16kxacdqs3064p1ywl";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libxnd/default.nix b/nixpkgs/pkgs/development/libraries/libxnd/default.nix
index cb93ec63e670..9eb891544b5f 100644
--- a/nixpkgs/pkgs/development/libraries/libxnd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libxnd/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "libxnd-${version}";
+  pname = "libxnd";
   version = "unstable-2018-11-27";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libxslt/default.nix b/nixpkgs/pkgs/development/libraries/libxslt/default.nix
index 2dde7fe32efb..1a3efee176a0 100644
--- a/nixpkgs/pkgs/development/libraries/libxslt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libxslt/default.nix
@@ -11,10 +11,9 @@ with stdenv.lib;
 stdenv.mkDerivation rec {
   pname = "libxslt";
   version = "1.1.33";
-  name = pname + "-" + version;
 
   src = fetchurl {
-    url = "http://xmlsoft.org/sources/${name}.tar.gz";
+    url = "http://xmlsoft.org/sources/${pname}-${version}.tar.gz";
     sha256 = "1j1q1swnsy8jgi9x7mclvkrqhfgn09886gdlr9wzk7a08i8n0dlf";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libyaml-cpp/default.nix b/nixpkgs/pkgs/development/libraries/libyaml-cpp/default.nix
index af665c6d9a4a..75b377ff8d4d 100644
--- a/nixpkgs/pkgs/development/libraries/libyaml-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libyaml-cpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "libyaml-cpp-${version}";
+  pname = "libyaml-cpp";
   version = "0.6.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libytnef/default.nix b/nixpkgs/pkgs/development/libraries/libytnef/default.nix
index 710e7a3f0729..e46064ae56e9 100644
--- a/nixpkgs/pkgs/development/libraries/libytnef/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libytnef/default.nix
@@ -3,7 +3,7 @@
 with lib;
 
 stdenv.mkDerivation rec {
-  name = "libytnef-${version}";
+  pname = "libytnef";
   version = "1.9.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/libzdb/default.nix b/nixpkgs/pkgs/development/libraries/libzdb/default.nix
index f3cbddf1ec41..b16d897fb5f2 100644
--- a/nixpkgs/pkgs/development/libraries/libzdb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libzdb/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec
 {
   version = "3.1";
-  name = "libzdb-${version}";
+  pname = "libzdb";
 
   src = fetchurl
   {
diff --git a/nixpkgs/pkgs/development/libraries/libzen/default.nix b/nixpkgs/pkgs/development/libraries/libzen/default.nix
index afa7696aca99..fbbfb5364b0a 100644
--- a/nixpkgs/pkgs/development/libraries/libzen/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libzen/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "0.4.37";
-  name = "libzen-${version}";
+  pname = "libzen";
   src = fetchurl {
     url = "https://mediaarea.net/download/source/libzen/${version}/libzen_${version}.tar.bz2";
     sha256 = "1hcsrmn85b0xp0mp33aazk7g071q1v3f163nnhv8b0mv9c4bgsfn";
diff --git a/nixpkgs/pkgs/development/libraries/libzip/default.nix b/nixpkgs/pkgs/development/libraries/libzip/default.nix
index 50ed00711df7..43a5f7dc8413 100644
--- a/nixpkgs/pkgs/development/libraries/libzip/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libzip/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, perl, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "libzip-${version}";
+  pname = "libzip";
   version = "1.3.0";
 
   src = fetchurl {
-    url = "https://www.nih.at/libzip/${name}.tar.gz";
+    url = "https://www.nih.at/libzip/${pname}-${version}.tar.gz";
     sha256 = "1633dvjc08zwwhzqhnv62rjf1abx8y5njmm8y16ik9iwd07ka6d9";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/libzmf/default.nix b/nixpkgs/pkgs/development/libraries/libzmf/default.nix
index 1413da4a18db..85b9308237fe 100644
--- a/nixpkgs/pkgs/development/libraries/libzmf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/libzmf/default.nix
@@ -1,12 +1,11 @@
 {stdenv, fetchurl, boost, icu, libpng, librevenge, zlib, doxygen, pkgconfig, cppunit}:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "libzmf";
   version = "0.0.2";
 
   src = fetchurl {
-    url = "http://dev-www.libreoffice.org/src/libzmf/${name}.tar.xz";
+    url = "http://dev-www.libreoffice.org/src/libzmf/${pname}-${version}.tar.xz";
     sha256 = "08mg5kmkjrmqrd8j5rkzw9vdqlvibhb1ynp6bmfxnzq5rcq1l197";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/lightning/default.nix b/nixpkgs/pkgs/development/libraries/lightning/default.nix
index 3f963c7ca19a..8a5026e307f6 100644
--- a/nixpkgs/pkgs/development/libraries/lightning/default.nix
+++ b/nixpkgs/pkgs/development/libraries/lightning/default.nix
@@ -3,11 +3,11 @@
 with stdenv.lib;
 stdenv.mkDerivation rec {
 
-  name = "lightning-${version}";
+  pname = "lightning";
   version = "2.1.2";
 
   src = fetchurl {
-    url = "mirror://gnu/lightning/${name}.tar.gz";
+    url = "mirror://gnu/lightning/${pname}-${version}.tar.gz";
     sha256 = "0sbs2lm8b9in2m8d52zf0x9gpp40x6r7sl6sha92yq3pr78rwa4v";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/lightstep-tracer-cpp/default.nix b/nixpkgs/pkgs/development/libraries/lightstep-tracer-cpp/default.nix
index ab0e51bae261..7f82d49462c5 100644
--- a/nixpkgs/pkgs/development/libraries/lightstep-tracer-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/lightstep-tracer-cpp/default.nix
@@ -15,7 +15,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "lightstep-tracer-cpp-${version}";
+  pname = "lightstep-tracer-cpp";
   version = "0.8.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/linbox/default.nix b/nixpkgs/pkgs/development/libraries/linbox/default.nix
index 9af0c20d7014..f5cb197dfe5e 100644
--- a/nixpkgs/pkgs/development/libraries/linbox/default.nix
+++ b/nixpkgs/pkgs/development/libraries/linbox/default.nix
@@ -9,7 +9,6 @@
 , withSage ? false # sage support
 }:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "linbox";
   version = "1.6.3";
 
diff --git a/nixpkgs/pkgs/development/libraries/linenoise-ng/default.nix b/nixpkgs/pkgs/development/libraries/linenoise-ng/default.nix
index 5fa1035868d1..b105aa64bff9 100644
--- a/nixpkgs/pkgs/development/libraries/linenoise-ng/default.nix
+++ b/nixpkgs/pkgs/development/libraries/linenoise-ng/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "linenoise-ng-${version}";
+  pname = "linenoise-ng";
   version = "1.0.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/linenoise/default.nix b/nixpkgs/pkgs/development/libraries/linenoise/default.nix
index 6bbcc725f22f..857f5247cd51 100644
--- a/nixpkgs/pkgs/development/libraries/linenoise/default.nix
+++ b/nixpkgs/pkgs/development/libraries/linenoise/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "linenoise-${version}";
+  pname = "linenoise";
   version = "1.0.10";  # Its version 1.0 plus 10 commits
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/liquid-dsp/default.nix b/nixpkgs/pkgs/development/libraries/liquid-dsp/default.nix
index 99ea6343d70f..8b0aecdab168 100644
--- a/nixpkgs/pkgs/development/libraries/liquid-dsp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/liquid-dsp/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchFromGitHub, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "liquid-dsp-${version}";
+  pname = "liquid-dsp";
   version = "20170307";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/live555/default.nix b/nixpkgs/pkgs/development/libraries/live555/default.nix
index ff77cd71265e..57dcb3ee6a6a 100644
--- a/nixpkgs/pkgs/development/libraries/live555/default.nix
+++ b/nixpkgs/pkgs/development/libraries/live555/default.nix
@@ -2,7 +2,7 @@
 
 # Based on https://projects.archlinux.org/svntogit/packages.git/tree/trunk/PKGBUILD
 stdenv.mkDerivation rec {
-  name = "live555-${version}";
+  pname = "live555";
   version = "2019.08.16";
 
   src = fetchurl { # the upstream doesn't provide a stable URL
diff --git a/nixpkgs/pkgs/development/libraries/lmdb/default.nix b/nixpkgs/pkgs/development/libraries/lmdb/default.nix
index 690a42cfb306..830ec7bdaee2 100644
--- a/nixpkgs/pkgs/development/libraries/lmdb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/lmdb/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "lmdb-${version}";
+  pname = "lmdb";
   version = "0.9.24";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/lmdbxx/default.nix b/nixpkgs/pkgs/development/libraries/lmdbxx/default.nix
index 232a67c23f3b..f4ecba7ad1e4 100644
--- a/nixpkgs/pkgs/development/libraries/lmdbxx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/lmdbxx/default.nix
@@ -3,7 +3,7 @@
 , lmdb }:
 
 stdenv.mkDerivation rec {
-  name = "lmdbxx-${version}";
+  pname = "lmdbxx";
   version = "0.9.14.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/loadcaffe/default.nix b/nixpkgs/pkgs/development/libraries/loadcaffe/default.nix
index f0904726eedf..c4e55b14407c 100644
--- a/nixpkgs/pkgs/development/libraries/loadcaffe/default.nix
+++ b/nixpkgs/pkgs/development/libraries/loadcaffe/default.nix
@@ -1,6 +1,6 @@
 {stdenv, fetchFromGitHub, cmake, torch, protobuf, protobufc}:
 stdenv.mkDerivation rec {
-  name = "loadcaffe-${version}";
+  pname = "loadcaffe";
   version = "0.0pre2016.08.01";
   buildInputs = [cmake torch protobuf protobufc];
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/log4cxx/default.nix b/nixpkgs/pkgs/development/libraries/log4cxx/default.nix
index 8e8541564245..04b91e5d80fb 100644
--- a/nixpkgs/pkgs/development/libraries/log4cxx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/log4cxx/default.nix
@@ -3,11 +3,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "log4cxx-${version}";
+  pname = "log4cxx";
   version = "0.10.0";
 
   src = fetchurl {
-    url = "http://apache.mirrors.hoobly.com/logging/log4cxx/${version}/apache-${name}.tar.gz";
+    url = "http://apache.mirrors.hoobly.com/logging/log4cxx/${version}/apache-${pname}-${version}.tar.gz";
     sha256 = "130cjafck1jlqv92mxbn47yhxd2ccwwnprk605c6lmm941i3kq0d";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/log4shib/default.nix b/nixpkgs/pkgs/development/libraries/log4shib/default.nix
index b2fba7df509b..ab8c2c9385f8 100644
--- a/nixpkgs/pkgs/development/libraries/log4shib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/log4shib/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchgit, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "log4shib-${version}";
+  pname = "log4shib";
   version = "1.0.9";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/loki/default.nix b/nixpkgs/pkgs/development/libraries/loki/default.nix
index 2ff927048ad5..631233f0ecbe 100644
--- a/nixpkgs/pkgs/development/libraries/loki/default.nix
+++ b/nixpkgs/pkgs/development/libraries/loki/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "loki-${version}";
+  pname = "loki";
   version = "0.1.7";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/loudmouth/default.nix b/nixpkgs/pkgs/development/libraries/loudmouth/default.nix
index cad5d0d7ecad..e00fc07480e2 100644
--- a/nixpkgs/pkgs/development/libraries/loudmouth/default.nix
+++ b/nixpkgs/pkgs/development/libraries/loudmouth/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "1.5.3";
-  name = "loudmouth-${version}";
+  pname = "loudmouth";
 
   src = fetchurl {
-    url = "https://mcabber.com/files/loudmouth/${name}.tar.bz2";
+    url = "https://mcabber.com/files/loudmouth/${pname}-${version}.tar.bz2";
     sha256 = "0b6kd5gpndl9nzis3n6hcl0ldz74bnbiypqgqa1vgb0vrcar8cjl";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/lucene++/default.nix b/nixpkgs/pkgs/development/libraries/lucene++/default.nix
index c45fa6bc61aa..32eec84e69ef 100644
--- a/nixpkgs/pkgs/development/libraries/lucene++/default.nix
+++ b/nixpkgs/pkgs/development/libraries/lucene++/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake, boost, gtest }:
 
 stdenv.mkDerivation rec {
-  name = "lucene++-${version}";
+  pname = "lucene++";
   version = "3.0.7";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/mac/default.nix b/nixpkgs/pkgs/development/libraries/mac/default.nix
index 8a8a004a5e69..7355248b5c58 100644
--- a/nixpkgs/pkgs/development/libraries/mac/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mac/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, fetchpatch, yasm }:
 
 stdenv.mkDerivation rec {
-  name = "mac-${version}";
+  pname = "mac";
   version = "4.11-u4-b5-s7";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/mailcore2/default.nix b/nixpkgs/pkgs/development/libraries/mailcore2/default.nix
index c7794b1a8bfb..04f2208a35da 100644
--- a/nixpkgs/pkgs/development/libraries/mailcore2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mailcore2/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "mailcore2-${version}";
+  pname = "mailcore2";
 
   version = "0.6.3";
 
diff --git a/nixpkgs/pkgs/development/libraries/mapnik/default.nix b/nixpkgs/pkgs/development/libraries/mapnik/default.nix
index 3a90a4cdf33e..1feea915c025 100644
--- a/nixpkgs/pkgs/development/libraries/mapnik/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mapnik/default.nix
@@ -7,7 +7,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "mapnik-${version}";
+  pname = "mapnik";
   version = "3.0.22";
 
   src = fetchzip {
diff --git a/nixpkgs/pkgs/development/libraries/martyr/default.nix b/nixpkgs/pkgs/development/libraries/martyr/default.nix
index 064f04f220cd..cec9e5adc296 100644
--- a/nixpkgs/pkgs/development/libraries/martyr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/martyr/default.nix
@@ -1,10 +1,10 @@
 {stdenv, fetchurl, ant, jdk}:
 
 stdenv.mkDerivation rec {
-	name = "martyr-${version}";
+	pname = "martyr";
   version = "0.3.9";
 	src = fetchurl {
-		url = "mirror://sourceforge/martyr/${name}.tar.gz";
+		url = "mirror://sourceforge/martyr/${pname}-${version}.tar.gz";
 		sha256 = "1ks8j413bcby345kmq1i7av8kwjvz5vxdn1zpv0p7ywxq54i4z59";
 	};
 
diff --git a/nixpkgs/pkgs/development/libraries/mbedtls/default.nix b/nixpkgs/pkgs/development/libraries/mbedtls/default.nix
index a72d5a825c6a..a06d082b2269 100644
--- a/nixpkgs/pkgs/development/libraries/mbedtls/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mbedtls/default.nix
@@ -10,13 +10,13 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "mbedtls-${version}";
+  pname = "mbedtls";
   version = "2.17.0";
 
   src = fetchFromGitHub {
     owner = "ARMmbed";
     repo = "mbedtls";
-    rev = name;
+    rev = "${pname}-${version}";
     sha256 = "1mk3xv61wvqqrzd6jnrz8csyfnwwwwpjzywj3fsfy99p51d7wqgw";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/medfile/default.nix b/nixpkgs/pkgs/development/libraries/medfile/default.nix
index 8f0a6317a257..04ebfced52e8 100644
--- a/nixpkgs/pkgs/development/libraries/medfile/default.nix
+++ b/nixpkgs/pkgs/development/libraries/medfile/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake, hdf5 }:
 
 stdenv.mkDerivation rec {
-  name = "medfile-${version}";
+  pname = "medfile";
   version = "4.0.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/mediastreamer/msopenh264.nix b/nixpkgs/pkgs/development/libraries/mediastreamer/msopenh264.nix
index b8a8c64011ca..ebd68134ba55 100644
--- a/nixpkgs/pkgs/development/libraries/mediastreamer/msopenh264.nix
+++ b/nixpkgs/pkgs/development/libraries/mediastreamer/msopenh264.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "mediastreamer-openh264-${version}";
+  pname = "mediastreamer-openh264";
   version = "0.0pre20160801";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/mesa-glu/default.nix b/nixpkgs/pkgs/development/libraries/mesa-glu/default.nix
index 94622b8a8f94..902fd9205681 100644
--- a/nixpkgs/pkgs/development/libraries/mesa-glu/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mesa-glu/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, libGL, ApplicationServices }:
 
 stdenv.mkDerivation rec {
-  name = "glu-${version}";
+  pname = "glu";
   version = "9.0.0";
 
   src = fetchurl {
-    url = "ftp://ftp.freedesktop.org/pub/mesa/glu/${name}.tar.bz2";
+    url = "ftp://ftp.freedesktop.org/pub/mesa/glu/${pname}-${version}.tar.bz2";
     sha256 = "04nzlil3a6fifcmb95iix3yl8mbxdl66b99s62yzq8m7g79x0yhz";
   };
   postPatch = ''
diff --git a/nixpkgs/pkgs/development/libraries/mesa/default.nix b/nixpkgs/pkgs/development/libraries/mesa/default.nix
index 7b1b5a3cfa96..7610b15296ee 100644
--- a/nixpkgs/pkgs/development/libraries/mesa/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mesa/default.nix
@@ -8,7 +8,7 @@
 , galliumDrivers ? ["auto"]
 , driDrivers ? ["auto"]
 , vulkanDrivers ? ["auto"]
-, eglPlatforms ? [ "x11" ] ++ lib.optionals stdenv.isLinux [ "wayland" "drm" ]
+, eglPlatforms ? [ "x11" "surfaceless" ] ++ lib.optionals stdenv.isLinux [ "wayland" "drm" ]
 , OpenGL, Xplugin
 , withValgrind ? stdenv.hostPlatform.isLinux && !stdenv.hostPlatform.isAarch32, valgrind-light
 }:
diff --git a/nixpkgs/pkgs/development/libraries/microsoft_gsl/default.nix b/nixpkgs/pkgs/development/libraries/microsoft_gsl/default.nix
index 788d2c5d6188..0919ee6cd289 100644
--- a/nixpkgs/pkgs/development/libraries/microsoft_gsl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/microsoft_gsl/default.nix
@@ -5,7 +5,7 @@ let
   nativeBuild = stdenv.hostPlatform == stdenv.buildPlatform;
 in
 stdenv.mkDerivation rec {
-  name = "microsoft_gsl-${version}";
+  pname = "microsoft_gsl";
   version = "2.0.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/mimetic/default.nix b/nixpkgs/pkgs/development/libraries/mimetic/default.nix
index 7a06f9277c95..5f4dc5eedde5 100644
--- a/nixpkgs/pkgs/development/libraries/mimetic/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mimetic/default.nix
@@ -3,7 +3,6 @@
 stdenv.mkDerivation rec {
   pname = "mimetic";
   version = "0.9.8";
-  name = "${pname}-${version}";
 
   src = fetchurl {
     url    = "http://www.codesink.org/download/${pname}-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/miniball/default.nix b/nixpkgs/pkgs/development/libraries/miniball/default.nix
index 791cc9f3f911..3493bc5d9679 100644
--- a/nixpkgs/pkgs/development/libraries/miniball/default.nix
+++ b/nixpkgs/pkgs/development/libraries/miniball/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "miniball-${version}";
+  pname = "miniball";
   version = "3.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/minixml/default.nix b/nixpkgs/pkgs/development/libraries/minixml/default.nix
index 972cc3e738c7..5bdacbba11d3 100644
--- a/nixpkgs/pkgs/development/libraries/minixml/default.nix
+++ b/nixpkgs/pkgs/development/libraries/minixml/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "mxml-${version}";
+  pname = "mxml";
   version = "3.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/mlt/default.nix b/nixpkgs/pkgs/development/libraries/mlt/default.nix
index a56deff66e44..5099991c117f 100644
--- a/nixpkgs/pkgs/development/libraries/mlt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mlt/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "mlt-${version}";
+  pname = "mlt";
   version = "6.16.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/mlt/qt-5.nix b/nixpkgs/pkgs/development/libraries/mlt/qt-5.nix
index f46ec57197fb..f017e4452a64 100644
--- a/nixpkgs/pkgs/development/libraries/mlt/qt-5.nix
+++ b/nixpkgs/pkgs/development/libraries/mlt/qt-5.nix
@@ -6,7 +6,7 @@
 let inherit (stdenv.lib) getDev; in
 
 stdenv.mkDerivation rec {
-  name = "mlt-${version}";
+  pname = "mlt";
   version = "6.16.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/mongoc/default.nix b/nixpkgs/pkgs/development/libraries/mongoc/default.nix
index 2a933ef78401..49116c349a86 100644
--- a/nixpkgs/pkgs/development/libraries/mongoc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mongoc/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "mongoc-${version}";
+  pname = "mongoc";
   version = "1.8.0";
 
   src = fetchzip {
diff --git a/nixpkgs/pkgs/development/libraries/mono-addins/default.nix b/nixpkgs/pkgs/development/libraries/mono-addins/default.nix
index 58905cce82ab..2bba61975f9d 100644
--- a/nixpkgs/pkgs/development/libraries/mono-addins/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mono-addins/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, mono4, gtk-sharp-2_0 }:
 
 stdenv.mkDerivation rec {
-  name = "mono-addins-${version}";
+  pname = "mono-addins";
   version = "1.3.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/mono-zeroconf/default.nix b/nixpkgs/pkgs/development/libraries/mono-zeroconf/default.nix
index ba9e2a741e40..89db7344f995 100644
--- a/nixpkgs/pkgs/development/libraries/mono-zeroconf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mono-zeroconf/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, which, pkgconfig, mono }:
 
 stdenv.mkDerivation rec {
-  name = "mono-zeroconf-${version}";
+  pname = "mono-zeroconf";
   version = "0.9.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/motif/default.nix b/nixpkgs/pkgs/development/libraries/motif/default.nix
index 51591c9d8e8b..ba61cb8414a1 100644
--- a/nixpkgs/pkgs/development/libraries/motif/default.nix
+++ b/nixpkgs/pkgs/development/libraries/motif/default.nix
@@ -8,11 +8,11 @@
 # refer to the gentoo package
 
 stdenv.mkDerivation rec {
-  name = "motif-${version}";
+  pname = "motif";
   version = "2.3.6";
 
   src = fetchurl {
-    url = "mirror://sourceforge/motif/${name}.tar.gz";
+    url = "mirror://sourceforge/motif/${pname}-${version}.tar.gz";
     sha256 = "1ksqbp0bzdw6wcrx8s4hj4ivvxmw54hz85l2xfigb87cxmmhx0gs";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/movit/default.nix b/nixpkgs/pkgs/development/libraries/movit/default.nix
index 96444ea4a23c..8162d3bb911d 100644
--- a/nixpkgs/pkgs/development/libraries/movit/default.nix
+++ b/nixpkgs/pkgs/development/libraries/movit/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, SDL2, eigen, epoxy, fftw, gtest, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "movit-${version}";
+  pname = "movit";
   version = "1.6.3";
 
   src = fetchurl {
-    url = "https://movit.sesse.net/${name}.tar.gz";
+    url = "https://movit.sesse.net/${pname}-${version}.tar.gz";
     sha256 = "164lm5sg95ca6k546zf775g3s79mgff0az96wl6hbmlrxh4z26gb";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/mpfi/default.nix b/nixpkgs/pkgs/development/libraries/mpfi/default.nix
index 6b607e94bd49..baefab487e52 100644
--- a/nixpkgs/pkgs/development/libraries/mpfi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mpfi/default.nix
@@ -1,6 +1,6 @@
 {stdenv, fetchurl, mpfr}:
 stdenv.mkDerivation rec {
-  name = "mpfi-${version}";
+  pname = "mpfi";
   version = "1.5.3";
   file_nr = "37331";
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/mpfr/default.nix b/nixpkgs/pkgs/development/libraries/mpfr/default.nix
index e32c83af8a75..a91d220be33e 100644
--- a/nixpkgs/pkgs/development/libraries/mpfr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mpfr/default.nix
@@ -2,12 +2,12 @@
 
 stdenv.mkDerivation rec {
   version = "4.0.2";
-  name = "mpfr-${version}";
+  pname = "mpfr";
 
   src = fetchurl {
     urls = [
       #"https://www.mpfr.org/${name}/${name}.tar.xz"
-      "mirror://gnu/mpfr/${name}.tar.xz"
+      "mirror://gnu/mpfr/${pname}-${version}.tar.xz"
     ];
     sha256 = "12m3amcavhpqygc499s3fzqlb8f2j2rr7fkqsm10xbjfc04fffqx";
   };
diff --git a/nixpkgs/pkgs/development/libraries/mpich/default.nix b/nixpkgs/pkgs/development/libraries/mpich/default.nix
index 1c6b8df15114..2232bfb9a38b 100644
--- a/nixpkgs/pkgs/development/libraries/mpich/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mpich/default.nix
@@ -3,7 +3,7 @@
 } :
 
 stdenv.mkDerivation  rec {
-  name = "mpich-${version}";
+  pname = "mpich";
   version = "3.3.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/mpir/default.nix b/nixpkgs/pkgs/development/libraries/mpir/default.nix
index fe9cd6f492e5..3b40f02c01c3 100644
--- a/nixpkgs/pkgs/development/libraries/mpir/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mpir/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, m4, which, yasm }:
 
 stdenv.mkDerivation rec {
-  name = "mpir-${version}";
+  pname = "mpir";
   version = "3.0.0";
 
   nativeBuildInputs = [ m4 which yasm ];
diff --git a/nixpkgs/pkgs/development/libraries/mps/default.nix b/nixpkgs/pkgs/development/libraries/mps/default.nix
index 1430a3dfca15..3767b22ba0d8 100644
--- a/nixpkgs/pkgs/development/libraries/mps/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mps/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, autoreconfHook, sqlite }:
 
 stdenv.mkDerivation rec {
-  name = "mps-${version}";
+  pname = "mps";
   version = "1.117.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/msgpack/generic.nix b/nixpkgs/pkgs/development/libraries/msgpack/generic.nix
index 29ec205d7a11..04f84d49f844 100644
--- a/nixpkgs/pkgs/development/libraries/msgpack/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/msgpack/generic.nix
@@ -4,7 +4,8 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "msgpack-${version}";
+  pname = "msgpack";
+  inherit version;
 
   inherit src patches;
 
diff --git a/nixpkgs/pkgs/development/libraries/msgpuck/default.nix b/nixpkgs/pkgs/development/libraries/msgpuck/default.nix
index e177694e894e..b200a12ef954 100644
--- a/nixpkgs/pkgs/development/libraries/msgpuck/default.nix
+++ b/nixpkgs/pkgs/development/libraries/msgpuck/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "msgpuck-${version}";
+  pname = "msgpuck";
   version = "2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/mtxclient/default.nix b/nixpkgs/pkgs/development/libraries/mtxclient/default.nix
index ef8525cf54d7..da41aceeef52 100644
--- a/nixpkgs/pkgs/development/libraries/mtxclient/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mtxclient/default.nix
@@ -2,7 +2,7 @@
 , boost, openssl, zlib, libsodium, olm, nlohmann_json }:
 
 stdenv.mkDerivation rec {
-  name = "mtxclient-${version}";
+  pname = "mtxclient";
   version = "0.2.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/muparser/default.nix b/nixpkgs/pkgs/development/libraries/muparser/default.nix
index 53f348f93f8e..d058322660cf 100644
--- a/nixpkgs/pkgs/development/libraries/muparser/default.nix
+++ b/nixpkgs/pkgs/development/libraries/muparser/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, unzip}:
 
 stdenv.mkDerivation rec {
-  name = "muparser-${version}";
+  pname = "muparser";
   version = "2.2.3";
   url-version = stdenv.lib.replaceChars ["."] ["_"] version;
 
diff --git a/nixpkgs/pkgs/development/libraries/mygui/default.nix b/nixpkgs/pkgs/development/libraries/mygui/default.nix
index f4a869255f8c..0907f0174c99 100644
--- a/nixpkgs/pkgs/development/libraries/mygui/default.nix
+++ b/nixpkgs/pkgs/development/libraries/mygui/default.nix
@@ -4,7 +4,7 @@
 let
   renderSystem = if withOgre then "3" else "4";
 in stdenv.mkDerivation rec {
-  name = "mygui-${version}";
+  pname = "mygui";
   version = "3.2.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/nanoflann/default.nix b/nixpkgs/pkgs/development/libraries/nanoflann/default.nix
index f29fb9564f31..5c0238fe41ea 100644
--- a/nixpkgs/pkgs/development/libraries/nanoflann/default.nix
+++ b/nixpkgs/pkgs/development/libraries/nanoflann/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.3.0";
-  name = "nanoflann-${version}";
+  pname = "nanoflann";
   
   src = fetchFromGitHub {
     owner = "jlblancoc";
diff --git a/nixpkgs/pkgs/development/libraries/nanomsg/default.nix b/nixpkgs/pkgs/development/libraries/nanomsg/default.nix
index 8f72b333aa48..94bc8186f30c 100644
--- a/nixpkgs/pkgs/development/libraries/nanomsg/default.nix
+++ b/nixpkgs/pkgs/development/libraries/nanomsg/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.1.5";
-  name = "nanomsg-${version}";
+  pname = "nanomsg";
 
   src = fetchFromGitHub {
     owner = "nanomsg";
diff --git a/nixpkgs/pkgs/development/libraries/nco/default.nix b/nixpkgs/pkgs/development/libraries/nco/default.nix
index 55e9f44eae31..c842eac4311e 100644
--- a/nixpkgs/pkgs/development/libraries/nco/default.nix
+++ b/nixpkgs/pkgs/development/libraries/nco/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "4.8.1";
-  name = "nco-${version}";
+  pname = "nco";
 
   buildInputs = [ netcdf netcdfcxx4 gsl udunits antlr which curl flex ];
 
diff --git a/nixpkgs/pkgs/development/libraries/ndn-cxx/default.nix b/nixpkgs/pkgs/development/libraries/ndn-cxx/default.nix
index cbe1f9840593..7f08d0a75351 100644
--- a/nixpkgs/pkgs/development/libraries/ndn-cxx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ndn-cxx/default.nix
@@ -4,7 +4,8 @@ let
   version = "0.6.3";
 in
 stdenv.mkDerivation {
-  name = "ndn-cxx-${version}";
+  pname = "ndn-cxx";
+  inherit version;
   src = fetchFromGitHub {
     owner = "named-data";
     repo = "ndn-cxx";
diff --git a/nixpkgs/pkgs/development/libraries/ndpi/default.nix b/nixpkgs/pkgs/development/libraries/ndpi/default.nix
index 913a4a087a97..83d01f85d0a4 100644
--- a/nixpkgs/pkgs/development/libraries/ndpi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ndpi/default.nix
@@ -3,7 +3,8 @@
 let version = "2.8"; in
 
 stdenv.mkDerivation rec {
-  name = "ndpi-${version}";
+  pname = "ndpi";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "ntop";
diff --git a/nixpkgs/pkgs/development/libraries/neon/0.29.nix b/nixpkgs/pkgs/development/libraries/neon/0.29.nix
index 87f9b5effacd..fbffb138e969 100644
--- a/nixpkgs/pkgs/development/libraries/neon/0.29.nix
+++ b/nixpkgs/pkgs/development/libraries/neon/0.29.nix
@@ -15,10 +15,10 @@ in
 
 stdenv.mkDerivation rec {
   version = "0.29.6";
-  name = "neon-${version}";
+  pname = "neon";
 
   src = fetchurl {
-    url = "http://www.webdav.org/neon/${name}.tar.gz";
+    url = "http://www.webdav.org/neon/${pname}-${version}.tar.gz";
     sha256 = "0hzbjqdx1z8zw0vmbknf159wjsxbcq8ii0wgwkqhxj3dimr0nr4w";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/neon/default.nix b/nixpkgs/pkgs/development/libraries/neon/default.nix
index 61a40753a56f..ffefc8e51c4d 100644
--- a/nixpkgs/pkgs/development/libraries/neon/default.nix
+++ b/nixpkgs/pkgs/development/libraries/neon/default.nix
@@ -15,10 +15,10 @@ in
 
 stdenv.mkDerivation rec {
   version = "0.30.2";
-  name = "neon-${version}";
+  pname = "neon";
 
   src = fetchurl {
-    url = "http://www.webdav.org/neon/${name}.tar.gz";
+    url = "http://www.webdav.org/neon/${pname}-${version}.tar.gz";
     sha256 = "1jpvczcx658vimqm7c8my2q41fnmjaf1j03g7bsli6rjxk6xh2yv";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/netcdf-cxx4/default.nix b/nixpkgs/pkgs/development/libraries/netcdf-cxx4/default.nix
index a57884912bae..665145a92ac4 100644
--- a/nixpkgs/pkgs/development/libraries/netcdf-cxx4/default.nix
+++ b/nixpkgs/pkgs/development/libraries/netcdf-cxx4/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, netcdf, hdf5, curl }:
 stdenv.mkDerivation rec {
-  name = "netcdf-cxx4-${version}";
+  pname = "netcdf-cxx4";
   version = "4.3.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/netcdf-fortran/default.nix b/nixpkgs/pkgs/development/libraries/netcdf-fortran/default.nix
index bb621a3eda6c..c9c52636a5b7 100644
--- a/nixpkgs/pkgs/development/libraries/netcdf-fortran/default.nix
+++ b/nixpkgs/pkgs/development/libraries/netcdf-fortran/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchurl, netcdf, hdf5, curl, gfortran }:
 stdenv.mkDerivation rec {
-  name = "netcdf-fortran-${version}";
+  pname = "netcdf-fortran";
   version = "4.4.5";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/nix-plugins/default.nix b/nixpkgs/pkgs/development/libraries/nix-plugins/default.nix
index cc5a115ed71e..442fcf2e7615 100644
--- a/nixpkgs/pkgs/development/libraries/nix-plugins/default.nix
+++ b/nixpkgs/pkgs/development/libraries/nix-plugins/default.nix
@@ -1,7 +1,8 @@
 { stdenv, fetchFromGitHub, nix, cmake, pkgconfig, boost }:
 let version = "6.0.0"; in
 stdenv.mkDerivation {
-  name = "nix-plugins-${version}";
+  pname = "nix-plugins";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "shlevy";
diff --git a/nixpkgs/pkgs/development/libraries/notify-sharp/default.nix b/nixpkgs/pkgs/development/libraries/notify-sharp/default.nix
index 3c5ae8537a41..4609fd1a3769 100644
--- a/nixpkgs/pkgs/development/libraries/notify-sharp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/notify-sharp/default.nix
@@ -2,7 +2,7 @@
 , mono, gtk-sharp-3_0, dbus-sharp-1_0, dbus-sharp-glib-1_0 }:
 
 stdenv.mkDerivation rec {
-  name = "notify-sharp-${version}";
+  pname = "notify-sharp";
   version = "3.0.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/npapi-sdk/default.nix b/nixpkgs/pkgs/development/libraries/npapi-sdk/default.nix
index 43732406064e..2cbf88633e7b 100644
--- a/nixpkgs/pkgs/development/libraries/npapi-sdk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/npapi-sdk/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "npapi-sdk-${version}";
+  pname = "npapi-sdk";
 
   version = "0.27.2";
 
   src = fetchurl {
-    url = "https://bitbucket.org/mgorny/npapi-sdk/downloads/${name}.tar.bz2";
+    url = "https://bitbucket.org/mgorny/npapi-sdk/downloads/${pname}-${version}.tar.bz2";
 
     sha256 = "0xxfcsjmmgbbyl9zwpzdshbx27grj5fnzjfmldmm9apws2yk9gq1";
   };
diff --git a/nixpkgs/pkgs/development/libraries/nspr/default.nix b/nixpkgs/pkgs/development/libraries/nspr/default.nix
index 4772f1111aca..b62fa1cb704f 100644
--- a/nixpkgs/pkgs/development/libraries/nspr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/nspr/default.nix
@@ -5,7 +5,8 @@
 let version = "4.21"; in
 
 stdenv.mkDerivation {
-  name = "nspr-${version}";
+  pname = "nspr";
+  inherit version;
 
   src = fetchurl {
     url = "mirror://mozilla/nspr/releases/v${version}/src/nspr-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/nss/default.nix b/nixpkgs/pkgs/development/libraries/nss/default.nix
index b410686865f2..b7b4ea45d8b0 100644
--- a/nixpkgs/pkgs/development/libraries/nss/default.nix
+++ b/nixpkgs/pkgs/development/libraries/nss/default.nix
@@ -9,11 +9,11 @@ let
   underscoreVersion = builtins.replaceStrings ["."] ["_"] version;
 
 in stdenv.mkDerivation rec {
-  name = "nss-${version}";
+  pname = "nss";
   inherit version;
 
   src = fetchurl {
-    url = "mirror://mozilla/security/nss/releases/NSS_${underscoreVersion}_RTM/src/${name}.tar.gz";
+    url = "mirror://mozilla/security/nss/releases/NSS_${underscoreVersion}_RTM/src/${pname}-${version}.tar.gz";
     sha256 = "1y0jvva4s3j7cjz22kqw2lsml0an1295bgpc2raf7kc9r60cpr7w";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/ntbtls/default.nix b/nixpkgs/pkgs/development/libraries/ntbtls/default.nix
index dac65e1c2f9a..5ea43097b8ca 100644
--- a/nixpkgs/pkgs/development/libraries/ntbtls/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ntbtls/default.nix
@@ -3,7 +3,7 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "ntbtls-${version}";
+  pname = "ntbtls";
   version = "0.1.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/ntl/default.nix b/nixpkgs/pkgs/development/libraries/ntl/default.nix
index 12d3c9ad9420..e83fe2e7e7b6 100644
--- a/nixpkgs/pkgs/development/libraries/ntl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ntl/default.nix
@@ -13,7 +13,7 @@
 assert withGf2x -> gf2x != null;
 
 stdenv.mkDerivation rec {
-  name = "ntl-${version}";
+  pname = "ntl";
   version = "11.3.2";
 
   src = fetchurl {
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
     perl # needed for ./configure
   ];
 
-  sourceRoot = "${name}/src";
+  sourceRoot = "${pname}-${version}/src";
 
   enableParallelBuilding = true;
 
diff --git a/nixpkgs/pkgs/development/libraries/ntrack/default.nix b/nixpkgs/pkgs/development/libraries/ntrack/default.nix
index c0a73fa984e7..b79f940affa3 100644
--- a/nixpkgs/pkgs/development/libraries/ntrack/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ntrack/default.nix
@@ -5,10 +5,11 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "ntrack-${version}";
+  pname = "ntrack";
+  inherit version;
 
   src = fetchurl {
-    url = "https://launchpad.net/ntrack/main/${version}/+download/${name}.tar.gz";
+    url = "https://launchpad.net/ntrack/main/${version}/+download/${pname}-${version}.tar.gz";
     sha256 = "037ig5y0mp327m0hh4pnfr3vmsk3wrxgfjy3645q4ws9vdhx807w";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/nuspell/default.nix b/nixpkgs/pkgs/development/libraries/nuspell/default.nix
index 91318c802d8f..db542ec93a92 100644
--- a/nixpkgs/pkgs/development/libraries/nuspell/default.nix
+++ b/nixpkgs/pkgs/development/libraries/nuspell/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, pkgconfig, boost, icu, catch2, ronn }:
 
 stdenv.mkDerivation rec {
-  name = "nuspell-${version}";
+  pname = "nuspell";
   version = "2.3.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/nvidia-texture-tools/default.nix b/nixpkgs/pkgs/development/libraries/nvidia-texture-tools/default.nix
index 77167361ff20..73b5e3fe772e 100644
--- a/nixpkgs/pkgs/development/libraries/nvidia-texture-tools/default.nix
+++ b/nixpkgs/pkgs/development/libraries/nvidia-texture-tools/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "nvidia-texture-tools-${version}";
+  pname = "nvidia-texture-tools";
   version = "2.1.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/ocl-icd/default.nix b/nixpkgs/pkgs/development/libraries/ocl-icd/default.nix
index abdc7502052b..6cab843a22b1 100644
--- a/nixpkgs/pkgs/development/libraries/ocl-icd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ocl-icd/default.nix
@@ -1,11 +1,11 @@
 {stdenv, fetchurl, ruby, opencl-headers, addOpenGLRunpath }:
 
 stdenv.mkDerivation rec {
-  name = "ocl-icd-${version}";
+  pname = "ocl-icd";
   version = "2.2.10";
 
   src = fetchurl {
-    url = "https://forge.imag.fr/frs/download.php/810/${name}.tar.gz";
+    url = "https://forge.imag.fr/frs/download.php/810/${pname}-${version}.tar.gz";
     sha256 = "0f14gpa13sdm0kzqv5yycp4pschbmi6n5fj7wl4ilspzsrqcgqr2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/ode/default.nix b/nixpkgs/pkgs/development/libraries/ode/default.nix
index aa1886508609..a540d89ed3b7 100644
--- a/nixpkgs/pkgs/development/libraries/ode/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ode/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "ode-${version}";
+  pname = "ode";
   version = "0.12";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/ogre/1.9.x.nix b/nixpkgs/pkgs/development/libraries/ogre/1.9.x.nix
index 42babc32ecdb..2855d1139c3d 100644
--- a/nixpkgs/pkgs/development/libraries/ogre/1.9.x.nix
+++ b/nixpkgs/pkgs/development/libraries/ogre/1.9.x.nix
@@ -11,7 +11,6 @@
 stdenv.mkDerivation rec {
   pname = "ogre";
   version = "1.9.1";
-  name = "${pname}-${version}";
 
   src = fetchFromGitHub {
     owner = "OGRECave";
diff --git a/nixpkgs/pkgs/development/libraries/ogre/default.nix b/nixpkgs/pkgs/development/libraries/ogre/default.nix
index f1b6060e1663..dc3bf8cf0097 100644
--- a/nixpkgs/pkgs/development/libraries/ogre/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ogre/default.nix
@@ -10,7 +10,7 @@
 , withSamples ? false }:
 
 stdenv.mkDerivation rec {
-  name = "ogre-${version}";
+  pname = "ogre";
   version = "1.12.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/ogrepaged/default.nix b/nixpkgs/pkgs/development/libraries/ogrepaged/default.nix
index e4045bcd5dc4..0844c44c8a8b 100644
--- a/nixpkgs/pkgs/development/libraries/ogrepaged/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ogrepaged/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, fetchpatch, cmake, pkgconfig, ois, ogre, libX11, boost }:
 
 stdenv.mkDerivation rec {
-  name = "ogre-paged-${version}";
+  pname = "ogre-paged";
   version = "1.2.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/ois/default.nix b/nixpkgs/pkgs/development/libraries/ois/default.nix
index 253d185fa0cd..15e83cf9d769 100644
--- a/nixpkgs/pkgs/development/libraries/ois/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ois/default.nix
@@ -7,7 +7,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "ois-${version}";
+  pname = "ois";
   version = "${majorVersion}.${minorVersion}";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/olm/default.nix b/nixpkgs/pkgs/development/libraries/olm/default.nix
index 49daff30e7b5..dd3f83a0130d 100644
--- a/nixpkgs/pkgs/development/libraries/olm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/olm/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "olm-${version}";
+  pname = "olm";
   version = "3.0.0";
 
   meta = {
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "https://matrix.org/git/olm/snapshot/${name}.tar.gz";
+    url = "https://matrix.org/git/olm/snapshot/${pname}-${version}.tar.gz";
     sha256 = "1iivxjk458v9lhqgzp0c4k5azligsh9k3rk6irf9ssj29wzgjm2c";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/oniguruma/default.nix b/nixpkgs/pkgs/development/libraries/oniguruma/default.nix
index e64d21c87ed0..8a1e1d37c1d5 100644
--- a/nixpkgs/pkgs/development/libraries/oniguruma/default.nix
+++ b/nixpkgs/pkgs/development/libraries/oniguruma/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "onig-${version}";
+  pname = "onig";
   version = "6.9.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/opae/default.nix b/nixpkgs/pkgs/development/libraries/opae/default.nix
index b60a53e55ca1..32b131159572 100644
--- a/nixpkgs/pkgs/development/libraries/opae/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opae/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name    = "opae-${version}";
+  pname = "opae";
   version = "1.0.0";
 
   # the tag has a silly name for some reason. drop this in the future if
diff --git a/nixpkgs/pkgs/development/libraries/openal-soft/default.nix b/nixpkgs/pkgs/development/libraries/openal-soft/default.nix
index 3c082926e06c..89ac85b752b7 100644
--- a/nixpkgs/pkgs/development/libraries/openal-soft/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openal-soft/default.nix
@@ -11,12 +11,12 @@ assert pulseSupport -> libpulseaudio != null;
 
 stdenv.mkDerivation rec {
   version = "1.19.1";
-  name = "openal-soft-${version}";
+  pname = "openal-soft";
 
   src = fetchFromGitHub {
     owner = "kcat";
     repo = "openal-soft";
-    rev = name;
+    rev = "${pname}-${version}";
     sha256 = "0b0g0q1c36nfb289xcaaj3cmyfpiswvvgky3qyalsf9n4dj7vnzi";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/openbabel/default.nix b/nixpkgs/pkgs/development/libraries/openbabel/default.nix
index 81754ffad4d2..26bcf3d20ff6 100644
--- a/nixpkgs/pkgs/development/libraries/openbabel/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openbabel/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, fetchpatch, cmake, zlib, libxml2, eigen, python, cairo, pcre, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "openbabel-${version}";
+  pname = "openbabel";
   version = "2.4.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/openbr/default.nix b/nixpkgs/pkgs/development/libraries/openbr/default.nix
index 4d3e9e9a04eb..5aeb07de9235 100644
--- a/nixpkgs/pkgs/development/libraries/openbr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openbr/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
 
   version = "0.5";
-  name = "openbr-${version}";
+  pname = "openbr";
 
   src = fetchFromGitHub {
     owner = "biometrics";
diff --git a/nixpkgs/pkgs/development/libraries/openbsm/default.nix b/nixpkgs/pkgs/development/libraries/openbsm/default.nix
index 2b2fc3ff4d5c..292b824709b2 100644
--- a/nixpkgs/pkgs/development/libraries/openbsm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openbsm/default.nix
@@ -2,13 +2,12 @@
 
 stdenv.mkDerivation rec {
   pname = "openbsm";
-  name = "${pname}-${version}";
   version = "1.1";
 
   src = fetchFromGitHub {
     owner = pname;
     repo = pname;
-    rev = "${lib.toUpper (builtins.replaceStrings ["." "-"] ["_" "_"] name)}";
+    rev = "${lib.toUpper (builtins.replaceStrings ["." "-"] ["_" "_"] "${pname}-${version}")}";
     sha256 = "0b98359hd8mm585sh145ss828pg2y8vgz38lqrb7nypapiyqdnd1";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/opencl-clhpp/default.nix b/nixpkgs/pkgs/development/libraries/opencl-clhpp/default.nix
index 613aeddd77be..5ed2dd5e23d2 100644
--- a/nixpkgs/pkgs/development/libraries/opencl-clhpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opencl-clhpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, python, opencl-headers }:
 
 stdenv.mkDerivation rec {
-  name = "opencl-clhpp-${version}";
+  pname = "opencl-clhpp";
   version = "2.0.10";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/opencollada/default.nix b/nixpkgs/pkgs/development/libraries/opencollada/default.nix
index cd3da4a7960f..9bd25bfb93a8 100644
--- a/nixpkgs/pkgs/development/libraries/opencollada/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opencollada/default.nix
@@ -2,7 +2,7 @@
 , darwin}:
 
 stdenv.mkDerivation rec {
-  name = "opencollada-${version}";
+  pname = "opencollada";
 
   version = "1.6.68";
 
diff --git a/nixpkgs/pkgs/development/libraries/opencolorio/default.nix b/nixpkgs/pkgs/development/libraries/opencolorio/default.nix
index 3081c6c839c8..cbd05848173a 100644
--- a/nixpkgs/pkgs/development/libraries/opencolorio/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opencolorio/default.nix
@@ -3,7 +3,7 @@
 with lib;
 
 stdenv.mkDerivation rec {
-  name = "opencolorio-${version}";
+  pname = "opencolorio";
   version = "1.1.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/opencore-amr/default.nix b/nixpkgs/pkgs/development/libraries/opencore-amr/default.nix
index 9a8787ad7f49..e2d34ae5f07b 100644
--- a/nixpkgs/pkgs/development/libraries/opencore-amr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opencore-amr/default.nix
@@ -4,7 +4,8 @@ let
     version = "0.1.5";
 in 
 stdenv.mkDerivation {
-  name = "opencore-amr-${version}";
+  pname = "opencore-amr";
+  inherit version;
   src = fetchurl {
     url = "https://vorboss.dl.sourceforge.net/project/opencore-amr/opencore-amr/opencore-amr-${version}.tar.gz";
     sha256 = "0hfk9khz3by0119h3jdwgdfd7jgkdbzxnmh1wssvylgnsnwnq01c";
diff --git a/nixpkgs/pkgs/development/libraries/opencsg/default.nix b/nixpkgs/pkgs/development/libraries/opencsg/default.nix
index 11c66f0d497b..1fdddf930cfd 100644
--- a/nixpkgs/pkgs/development/libraries/opencsg/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opencsg/default.nix
@@ -3,7 +3,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.4.2";
-  name = "opencsg-${version}";
+  pname = "opencsg";
   src = fetchurl {
     url = "http://www.opencsg.org/OpenCSG-${version}.tar.gz";
     sha256 = "1ysazynm759gnw1rdhn9xw9nixnzrlzrc462340a6iif79fyqlnr";
diff --git a/nixpkgs/pkgs/development/libraries/openct/default.nix b/nixpkgs/pkgs/development/libraries/openct/default.nix
index 5ad7eecace1b..5f1c2b5c6f60 100644
--- a/nixpkgs/pkgs/development/libraries/openct/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openct/default.nix
@@ -3,13 +3,13 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "openct-${version}";
+  pname = "openct";
   version = "0.6.20";
 
   src = fetchFromGitHub {
     owner = "OpenSC";
     repo = "openct";
-    rev = name;
+    rev = "${pname}-${version}";
     sha256 = "09wxq0jxdxhci3zr7jd3zcxjkl3j0r1v00k3q8gqrg9gighh8nk2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/opencv/3.x.nix b/nixpkgs/pkgs/development/libraries/opencv/3.x.nix
index d5dc716c4a8f..d3efb022a0e0 100644
--- a/nixpkgs/pkgs/development/libraries/opencv/3.x.nix
+++ b/nixpkgs/pkgs/development/libraries/opencv/3.x.nix
@@ -14,7 +14,8 @@
 , enableOpenblas  ? true, openblas
 , enableContrib   ? true
 
-, enableCuda      ? config.cudaSupport or false, cudatoolkit
+, enableCuda      ? (config.cudaSupport or false) &&
+                    stdenv.hostPlatform.isx86_64, cudatoolkit
 
 , enableUnfree    ? false
 , enableIpp       ? false
@@ -140,7 +141,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "opencv-${version}";
+  pname = "opencv";
   inherit version src;
 
   postUnpack = lib.optionalString buildContrib ''
diff --git a/nixpkgs/pkgs/development/libraries/opencv/4.x.nix b/nixpkgs/pkgs/development/libraries/opencv/4.x.nix
index 3fdc392e92b8..205a87d78e8f 100644
--- a/nixpkgs/pkgs/development/libraries/opencv/4.x.nix
+++ b/nixpkgs/pkgs/development/libraries/opencv/4.x.nix
@@ -14,7 +14,8 @@
 , enableOpenblas  ? true, openblas
 , enableContrib   ? true
 
-, enableCuda      ? config.cudaSupport or false, cudatoolkit
+, enableCuda      ? (config.cudaSupport or false) &&
+                    stdenv.hostPlatform.isx86_64, cudatoolkit
 
 , enableUnfree    ? false
 , enableIpp       ? false
@@ -153,7 +154,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "opencv-${version}";
+  pname = "opencv";
   inherit version src;
 
   postUnpack = lib.optionalString buildContrib ''
diff --git a/nixpkgs/pkgs/development/libraries/opencv/default.nix b/nixpkgs/pkgs/development/libraries/opencv/default.nix
index 784071c6e4d4..b91a1489eb69 100644
--- a/nixpkgs/pkgs/development/libraries/opencv/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opencv/default.nix
@@ -19,7 +19,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "opencv-${version}";
+  pname = "opencv";
   version = "2.4.13";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/opendht/default.nix b/nixpkgs/pkgs/development/libraries/opendht/default.nix
index 17e2c9098a10..775695901425 100644
--- a/nixpkgs/pkgs/development/libraries/opendht/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opendht/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "opendht-${version}";
+  pname = "opendht";
   version = "1.8.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/opendkim/default.nix b/nixpkgs/pkgs/development/libraries/opendkim/default.nix
index 71885ba46f10..66496af12f93 100644
--- a/nixpkgs/pkgs/development/libraries/opendkim/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opendkim/default.nix
@@ -2,11 +2,11 @@
 , autoreconfHook, perl, makeWrapper }:
 
 stdenv.mkDerivation rec {
-  name = "opendkim-${version}";
+  pname = "opendkim";
   version = "2.10.3";
 
   src = fetchurl {
-    url = "mirror://sourceforge/opendkim/files/${name}.tar.gz";
+    url = "mirror://sourceforge/opendkim/files/${pname}-${version}.tar.gz";
     sha256 = "06v8bqhh604sz9rh5bvw278issrwjgc4h1wx2pz9a84lpxbvm823";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/openexr/default.nix b/nixpkgs/pkgs/development/libraries/openexr/default.nix
index 072848d7bbca..9eef138c532e 100644
--- a/nixpkgs/pkgs/development/libraries/openexr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openexr/default.nix
@@ -6,11 +6,11 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "openexr-${version}";
+  pname = "openexr";
   version = lib.getVersion ilmbase;
 
   src = fetchurl {
-    url = "https://github.com/openexr/openexr/releases/download/v${version}/${name}.tar.gz";
+    url = "https://github.com/openexr/openexr/releases/download/v${version}/${pname}-${version}.tar.gz";
     sha256 = "19jywbs9qjvsbkvlvzayzi81s976k53wg53vw4xj66lcgylb6v7x";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/openexrid-unstable/default.nix b/nixpkgs/pkgs/development/libraries/openexrid-unstable/default.nix
index 099bd8d1e973..5d26063adb61 100644
--- a/nixpkgs/pkgs/development/libraries/openexrid-unstable/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openexrid-unstable/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec
 {
-  name = "openexrid-unstable-${version}";
+  pname = "openexrid-unstable";
   version = "2017-09-17";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/openfst/default.nix b/nixpkgs/pkgs/development/libraries/openfst/default.nix
index cd3210dd08b1..6554d025311b 100644
--- a/nixpkgs/pkgs/development/libraries/openfst/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openfst/default.nix
@@ -1,12 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "openfst";
   version = "1.7.2";
 
   src = fetchurl {
-    url = "http://www.openfst.org/twiki/pub/FST/FstDownload/${name}.tar.gz";
+    url = "http://www.openfst.org/twiki/pub/FST/FstDownload/${pname}-${version}.tar.gz";
     sha256 = "0fqgk8195kz21is09gwzwnrg7fr9526bi9mh4apyskapz27pbhr1";
   };
   meta = {
diff --git a/nixpkgs/pkgs/development/libraries/openfx/default.nix b/nixpkgs/pkgs/development/libraries/openfx/default.nix
index 42edb1958ce0..abc60f026e57 100644
--- a/nixpkgs/pkgs/development/libraries/openfx/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openfx/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec
 {
-  name = "openfx-${version}";
+  pname = "openfx";
   version = "1.4";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/openh264/default.nix b/nixpkgs/pkgs/development/libraries/openh264/default.nix
index c8208ce27bae..cd91a1325978 100644
--- a/nixpkgs/pkgs/development/libraries/openh264/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openh264/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, nasm }:
 
 stdenv.mkDerivation rec {
-  name = "openh264-${version}";
+  pname = "openh264";
   version = "1.8.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/openjpeg/generic.nix b/nixpkgs/pkgs/development/libraries/openjpeg/generic.nix
index e26f4160921f..55d003d2d92b 100644
--- a/nixpkgs/pkgs/development/libraries/openjpeg/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/openjpeg/generic.nix
@@ -24,7 +24,8 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "openjpeg-${version}";
+  pname = "openjpeg";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "uclouvain";
diff --git a/nixpkgs/pkgs/development/libraries/openmpi/default.nix b/nixpkgs/pkgs/development/libraries/openmpi/default.nix
index 760fc3e32329..06e4726054e9 100644
--- a/nixpkgs/pkgs/development/libraries/openmpi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openmpi/default.nix
@@ -12,10 +12,11 @@ let
   version = "4.0.1";
 
 in stdenv.mkDerivation rec {
-  name = "openmpi-${version}";
+  pname = "openmpi";
+  inherit version;
 
   src = with stdenv.lib.versions; fetchurl {
-    url = "https://www.open-mpi.org/software/ompi/v${major version}.${minor version}/downloads/${name}.tar.bz2";
+    url = "https://www.open-mpi.org/software/ompi/v${major version}.${minor version}/downloads/${pname}-${version}.tar.bz2";
     sha256 = "02cpzcp113gj5hb0j2xc0cqma2fn04i2i0bzf80r71120p9bdryc";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/openpa/default.nix b/nixpkgs/pkgs/development/libraries/openpa/default.nix
index ed646b9e221b..6d53d23ae0e7 100644
--- a/nixpkgs/pkgs/development/libraries/openpa/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openpa/default.nix
@@ -3,10 +3,9 @@
 stdenv.mkDerivation rec {
   pname = "openpa";
   version = "1.0.4";
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "https://trac.mpich.org/projects/${pname}/raw-attachment/wiki/Downloads/${name}.tar.gz";
+    url = "https://trac.mpich.org/projects/${pname}/raw-attachment/wiki/Downloads/${pname}-${version}.tar.gz";
     sha256 = "0flyi596hm6fv7xyw2iykx3s65p748s62bf15624xcnwpfrh8ncy";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/openpam/default.nix b/nixpkgs/pkgs/development/libraries/openpam/default.nix
index 339f60649997..b217527269dd 100644
--- a/nixpkgs/pkgs/development/libraries/openpam/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openpam/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, lib }:
 
 stdenv.mkDerivation rec {
-  name = "openpam-${version}";
+  pname = "openpam";
   version = "20170430";
 
   src = fetchurl {
-    url = "mirror://sourceforge/openpam/openpam/Resedacea/${name}.tar.gz";
+    url = "mirror://sourceforge/openpam/openpam/Resedacea/${pname}-${version}.tar.gz";
     sha256 = "0pz8kf9mxj0k8yp8jgmhahddz58zv2b7gnyjwng75xgsx4i55xi2";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/opensaml-cpp/default.nix b/nixpkgs/pkgs/development/libraries/opensaml-cpp/default.nix
index 9488ef484c6f..0edf6dfa7283 100644
--- a/nixpkgs/pkgs/development/libraries/opensaml-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opensaml-cpp/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "opensaml-cpp-${version}";
+  pname = "opensaml-cpp";
   version = "3.0.1";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/openssl/chacha.nix b/nixpkgs/pkgs/development/libraries/openssl/chacha.nix
index f07ebad9e810..46028d3a7ea4 100644
--- a/nixpkgs/pkgs/development/libraries/openssl/chacha.nix
+++ b/nixpkgs/pkgs/development/libraries/openssl/chacha.nix
@@ -4,7 +4,7 @@
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "openssl-chacha-${version}";
+  pname = "openssl-chacha";
   version = "2016-08-22";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/openssl/default.nix b/nixpkgs/pkgs/development/libraries/openssl/default.nix
index 67b903970d3e..bd4802b8775b 100644
--- a/nixpkgs/pkgs/development/libraries/openssl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openssl/default.nix
@@ -8,10 +8,11 @@ with stdenv.lib;
 
 let
   common = { version, sha256, patches ? [], withDocs ? false }: stdenv.mkDerivation rec {
-    name = "openssl-${version}";
+    pname = "openssl";
+    inherit version;
 
     src = fetchurl {
-      url = "https://www.openssl.org/source/${name}.tar.gz";
+      url = "https://www.openssl.org/source/${pname}-${version}.tar.gz";
       inherit sha256;
     };
 
diff --git a/nixpkgs/pkgs/development/libraries/opensubdiv/default.nix b/nixpkgs/pkgs/development/libraries/opensubdiv/default.nix
index 72e532ae7829..81ef6a3bf5d1 100644
--- a/nixpkgs/pkgs/development/libraries/opensubdiv/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opensubdiv/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "opensubdiv-${version}";
+  pname = "opensubdiv";
   version = "3.4.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/opentracing-cpp/default.nix b/nixpkgs/pkgs/development/libraries/opentracing-cpp/default.nix
index 00f4f45df96a..f29972a64bd9 100644
--- a/nixpkgs/pkgs/development/libraries/opentracing-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/opentracing-cpp/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, cmake }:
 stdenv.mkDerivation rec {
-  name = "opentracing-cpp-${version}";
+  pname = "opentracing-cpp";
   version = "1.5.1";
   src = fetchFromGitHub {
     owner = "opentracing";
diff --git a/nixpkgs/pkgs/development/libraries/openvdb/default.nix b/nixpkgs/pkgs/development/libraries/openvdb/default.nix
index af88172c57a1..800acebac34c 100644
--- a/nixpkgs/pkgs/development/libraries/openvdb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openvdb/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec
 {
-  name = "openvdb-${version}";
+  pname = "openvdb";
   version = "6.1.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/openwsman/default.nix b/nixpkgs/pkgs/development/libraries/openwsman/default.nix
index a986b71bc1dd..134ec74d530a 100644
--- a/nixpkgs/pkgs/development/libraries/openwsman/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openwsman/default.nix
@@ -2,7 +2,7 @@
 , curl, libxml2, pam, sblim-sfcc }:
 
 stdenv.mkDerivation rec {
-  name = "openwsman-${version}";
+  pname = "openwsman";
   version = "2.6.9";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/openxr-loader/default.nix b/nixpkgs/pkgs/development/libraries/openxr-loader/default.nix
index d1a20552ff76..8013d6865855 100644
--- a/nixpkgs/pkgs/development/libraries/openxr-loader/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openxr-loader/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "openxr-loader";
-  version = "1.0.1";
+  version = "1.0.2";
 
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "OpenXR-SDK-Source";
     rev = "release-${version}";
-    sha256 = "1sif2w2vm793j6493364i6pp6s6yqi7fwa6iky5abzmzda51cg5q";
+    sha256 = "11lkihykwkq0sbmijqxmn52lg6mcn6gkcpj1c7fhzm0hm1b9p9dn";
   };
 
   nativeBuildInputs = [ cmake python3 ];
diff --git a/nixpkgs/pkgs/development/libraries/openzwave/default.nix b/nixpkgs/pkgs/development/libraries/openzwave/default.nix
index 5a5e8ffaef7c..c3407289f020 100644
--- a/nixpkgs/pkgs/development/libraries/openzwave/default.nix
+++ b/nixpkgs/pkgs/development/libraries/openzwave/default.nix
@@ -6,7 +6,8 @@ let
   version = "2018-11-13";
 
 in stdenv.mkDerivation rec {
-  name = "openzwave-${version}";
+  pname = "openzwave";
+  inherit version;
 
   # Use fork by Home Assistant because this package is mainly used for python.pkgs.homeassistant-pyozw.
   # See https://github.com/OpenZWave/open-zwave/compare/master...home-assistant:hass for the difference.
diff --git a/nixpkgs/pkgs/development/libraries/osip/default.nix b/nixpkgs/pkgs/development/libraries/osip/default.nix
index ce917ccbe7f4..a243b5c0b516 100644
--- a/nixpkgs/pkgs/development/libraries/osip/default.nix
+++ b/nixpkgs/pkgs/development/libraries/osip/default.nix
@@ -5,7 +5,7 @@ stdenv.mkDerivation rec {
     url = "mirror://gnu/osip/libosip2-${version}.tar.gz";
     sha256 = "0igic785fh458ck33kxb6i34l7bzdp9zpfjy5dxrcvv5gacklms0";
   };
-  name = "libosip2-${version}";
+  pname = "libosip2";
 
   meta = {
     license = stdenv.lib.licenses.lgpl21Plus;
diff --git a/nixpkgs/pkgs/development/libraries/osm-gps-map/default.nix b/nixpkgs/pkgs/development/libraries/osm-gps-map/default.nix
index a1e7215fd9a2..551c70cebcc2 100644
--- a/nixpkgs/pkgs/development/libraries/osm-gps-map/default.nix
+++ b/nixpkgs/pkgs/development/libraries/osm-gps-map/default.nix
@@ -1,7 +1,7 @@
 { cairo, fetchzip, glib, gnome3, gtk3, gobject-introspection, pkgconfig, stdenv }:
 
 stdenv.mkDerivation rec {
-  name = "osm-gps-map-${version}";
+  pname = "osm-gps-map";
   version = "1.1.0";
 
   src = fetchzip {
diff --git a/nixpkgs/pkgs/development/libraries/pagmo2/default.nix b/nixpkgs/pkgs/development/libraries/pagmo2/default.nix
index 47c6a27639d4..67c4e75c1e12 100644
--- a/nixpkgs/pkgs/development/libraries/pagmo2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pagmo2/default.nix
@@ -8,7 +8,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "pagmo2-${version}";
+  pname = "pagmo2";
   version = "2.9";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/pangolin/default.nix b/nixpkgs/pkgs/development/libraries/pangolin/default.nix
index 6fb123f50949..44293d52da48 100644
--- a/nixpkgs/pkgs/development/libraries/pangolin/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pangolin/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "pangolin-${version}";
+  pname = "pangolin";
 
   version = "2017-08-02";
 
diff --git a/nixpkgs/pkgs/development/libraries/partio/default.nix b/nixpkgs/pkgs/development/libraries/partio/default.nix
index b45ed2966916..d90a27ed5458 100644
--- a/nixpkgs/pkgs/development/libraries/partio/default.nix
+++ b/nixpkgs/pkgs/development/libraries/partio/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec
 {
-  name = "partio-${version}";
+  pname = "partio";
   version = "2018-03-01";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/pcaudiolib/default.nix b/nixpkgs/pkgs/development/libraries/pcaudiolib/default.nix
index 2050e5cdfe79..32fc27f9ab4d 100644
--- a/nixpkgs/pkgs/development/libraries/pcaudiolib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pcaudiolib/default.nix
@@ -4,7 +4,7 @@
 , pulseaudioSupport ? config.pulseaudio or stdenv.isLinux, libpulseaudio }:
 
 stdenv.mkDerivation rec {
-  name = "pcaudiolib-${version}";
+  pname = "pcaudiolib";
   version = "2016-07-19";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/pcg-c/default.nix b/nixpkgs/pkgs/development/libraries/pcg-c/default.nix
index 654698c1b32d..58fbb26532e2 100644
--- a/nixpkgs/pkgs/development/libraries/pcg-c/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pcg-c/default.nix
@@ -4,10 +4,10 @@ with stdenv.lib;
 
 stdenv.mkDerivation rec {
   version = "0.94";
-  name = "pcg-c-${version}";
+  pname = "pcg-c";
 
   src = fetchzip {
-    url = "http://www.pcg-random.org/downloads/${name}.zip";
+    url = "http://www.pcg-random.org/downloads/${pname}-${version}.zip";
     sha256 = "0smm811xbvs03a5nc2668zd0178wnyri2h023pqffy767bpy1vlv";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/pcre2/default.nix b/nixpkgs/pkgs/development/libraries/pcre2/default.nix
index f080de82ddc2..e27c71314d97 100644
--- a/nixpkgs/pkgs/development/libraries/pcre2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pcre2/default.nix
@@ -1,10 +1,10 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "pcre2-${version}";
+  pname = "pcre2";
   version = "10.33";
   src = fetchurl {
-    url = "https://ftp.pcre.org/pub/pcre/${name}.tar.bz2";
+    url = "https://ftp.pcre.org/pub/pcre/${pname}-${version}.tar.bz2";
     sha256 = "1anqi7vpbfzag7imccrc6di1zl5rl63ab7rfpmajpw6d1kzlsl9m";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/phash/default.nix b/nixpkgs/pkgs/development/libraries/phash/default.nix
index 4cc607345e8c..473fb3bfd482 100644
--- a/nixpkgs/pkgs/development/libraries/phash/default.nix
+++ b/nixpkgs/pkgs/development/libraries/phash/default.nix
@@ -1,7 +1,6 @@
 { stdenv, fetchFromGitHub, pkgconfig, cimg, imagemagick }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "pHash";
   version = "0.9.4";
 
diff --git a/nixpkgs/pkgs/development/libraries/phonon/default.nix b/nixpkgs/pkgs/development/libraries/phonon/default.nix
index 4d68d3718c0a..2dd0cc10c947 100644
--- a/nixpkgs/pkgs/development/libraries/phonon/default.nix
+++ b/nixpkgs/pkgs/development/libraries/phonon/default.nix
@@ -6,7 +6,7 @@
 with lib;
 
 let
-  v = "4.10.2";
+  v = "4.10.3";
 
   soname = if withQt5 then "phonon4qt5" else "phonon";
   buildsystemdir = "share/cmake/${soname}";
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "mirror://kde/stable/phonon/${v}/phonon-${v}.tar.xz";
-    sha256 = "02c8fyyvg5qb0lxwxmnxc5grkg6p3halakjf02vmwmvqaycb3v9l";
+    sha256 = "15f2vndpqfcivifzl1s07r0wkavpfrjln1p46cwfk85gd5b192rf";
   };
 
   buildInputs =
diff --git a/nixpkgs/pkgs/development/libraries/physfs/default.nix b/nixpkgs/pkgs/development/libraries/physfs/default.nix
index 6edea7f51419..cf9e201b3f6a 100644
--- a/nixpkgs/pkgs/development/libraries/physfs/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physfs/default.nix
@@ -4,10 +4,11 @@
 let
   generic = version: sha256:
   stdenv.mkDerivation rec {
-    name = "physfs-${version}";
+    pname = "physfs";
+    inherit version;
 
     src = fetchurl {
-      url = "${meta.homepage}/downloads/${name}.tar.bz2";
+      url = "${meta.homepage}/downloads/${pname}-${version}.tar.bz2";
       inherit sha256;
     };
 
diff --git a/nixpkgs/pkgs/development/libraries/physics/apfel/default.nix b/nixpkgs/pkgs/development/libraries/physics/apfel/default.nix
index d542c6cf1d77..5302ad21258a 100644
--- a/nixpkgs/pkgs/development/libraries/physics/apfel/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/apfel/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, gfortran, lhapdf, python2 }:
 
 stdenv.mkDerivation rec {
-  name = "apfel-${version}";
+  pname = "apfel";
   version = "3.0.4";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/physics/apfelgrid/default.nix b/nixpkgs/pkgs/development/libraries/physics/apfelgrid/default.nix
index 983523e1f2fb..2ba87024bc51 100644
--- a/nixpkgs/pkgs/development/libraries/physics/apfelgrid/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/apfelgrid/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, apfel, applgrid, lhapdf, root5 }:
 
 stdenv.mkDerivation rec {
-  name = "apfelgrid-${version}";
+  pname = "apfelgrid";
   version = "1.0.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/physics/applgrid/default.nix b/nixpkgs/pkgs/development/libraries/physics/applgrid/default.nix
index 1ad5dcb8b25b..edda5148068a 100644
--- a/nixpkgs/pkgs/development/libraries/physics/applgrid/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/applgrid/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, gfortran, hoppet, lhapdf, root5 }:
 
 stdenv.mkDerivation rec {
-  name = "applgrid-${version}";
+  pname = "applgrid";
   version = "1.4.70";
 
   src = fetchurl {
-    url = "https://www.hepforge.org/archive/applgrid/${name}.tgz";
+    url = "https://www.hepforge.org/archive/applgrid/${pname}-${version}.tgz";
     sha256 = "1yw9wrk3vjv84kd3j4s1scfhinirknwk6xq0hvj7x2srx3h93q9p";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/physics/cernlib/default.nix b/nixpkgs/pkgs/development/libraries/physics/cernlib/default.nix
index f01fab74635b..2a1846e40a64 100644
--- a/nixpkgs/pkgs/development/libraries/physics/cernlib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/cernlib/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "2006";
-  name = "cernlib-${version}";
+  pname = "cernlib";
 
   src = fetchurl {
     url = "https://cernlib.web.cern.ch/cernlib/download/${version}_source/tar/${version}_src.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/physics/fastjet/default.nix b/nixpkgs/pkgs/development/libraries/physics/fastjet/default.nix
index 3828cfda2aff..826362cc586b 100644
--- a/nixpkgs/pkgs/development/libraries/physics/fastjet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/fastjet/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, python2 }:
 
 stdenv.mkDerivation rec {
-  name = "fastjet-${version}";
+  pname = "fastjet";
   version = "3.3.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/fastnlo/default.nix b/nixpkgs/pkgs/development/libraries/physics/fastnlo/default.nix
index e3291907d31f..5ef446319a8a 100644
--- a/nixpkgs/pkgs/development/libraries/physics/fastnlo/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/fastnlo/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, boost, fastjet, gfortran, lhapdf, python2, root, yoda, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "fastnlo_toolkit-${version}";
+  pname = "fastnlo_toolkit";
   version = "2.3.1pre-2402";
 
   src = fetchurl {
-    url = "https://fastnlo.hepforge.org/code/v23/${name}.tar.gz";
+    url = "https://fastnlo.hepforge.org/code/v23/${pname}-${version}.tar.gz";
     sha256 = "1h41xnqcz401x3zbs8i2dsb4xlhbv8i5ps0561p6y7gcyridgcbl";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/physics/geant4/default.nix b/nixpkgs/pkgs/development/libraries/physics/geant4/default.nix
index 5f51c6a194c7..fb108dd7c257 100644
--- a/nixpkgs/pkgs/development/libraries/physics/geant4/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/geant4/default.nix
@@ -37,7 +37,7 @@
 
 stdenv.mkDerivation rec {
   version = "10.4.1";
-  name = "geant4-${version}";
+  pname = "geant4";
 
   src = fetchurl{
     url = "http://cern.ch/geant4-data/releases/geant4.10.04.p01.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/physics/geant4/g4py/default.nix b/nixpkgs/pkgs/development/libraries/physics/geant4/g4py/default.nix
index 0b1f3f0490d2..dd39fbbc84b7 100644
--- a/nixpkgs/pkgs/development/libraries/physics/geant4/g4py/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/geant4/g4py/default.nix
@@ -16,7 +16,7 @@ in
 
 stdenv.mkDerivation rec {
   inherit (geant4_nomt) version src;
-  name = "g4py-${version}";
+  pname = "g4py";
 
   sourceRoot = "geant4.10.04.p01/environments/g4py";
 
diff --git a/nixpkgs/pkgs/development/libraries/physics/hepmc2/default.nix b/nixpkgs/pkgs/development/libraries/physics/hepmc2/default.nix
index d61a68ebe341..665cd417dc09 100644
--- a/nixpkgs/pkgs/development/libraries/physics/hepmc2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/hepmc2/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "hepmc-${version}";
+  pname = "hepmc";
   version = "2.06.10";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/hepmc3/default.nix b/nixpkgs/pkgs/development/libraries/physics/hepmc3/default.nix
index c4717800f70d..3116c4d36bba 100644
--- a/nixpkgs/pkgs/development/libraries/physics/hepmc3/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/hepmc3/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake, coreutils, root }:
 
 stdenv.mkDerivation rec {
-  name = "hepmc3-${version}";
+  pname = "hepmc3";
   version = "3.1.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/herwig/default.nix b/nixpkgs/pkgs/development/libraries/physics/herwig/default.nix
index 7a146bb7309a..d252e62286b0 100644
--- a/nixpkgs/pkgs/development/libraries/physics/herwig/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/herwig/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, boost, fastjet, gfortran, gsl, lhapdf, thepeg, zlib, autoconf, automake, libtool }:
 
 stdenv.mkDerivation rec {
-  name = "herwig-${version}";
+  pname = "herwig";
   version = "7.1.5";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/hoppet/default.nix b/nixpkgs/pkgs/development/libraries/physics/hoppet/default.nix
index 9c379f6a3474..9e68fbd3fc4d 100644
--- a/nixpkgs/pkgs/development/libraries/physics/hoppet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/hoppet/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, gfortran, perl }:
 
 stdenv.mkDerivation rec {
-  name = "hoppet-${version}";
+  pname = "hoppet";
   version = "1.2.0";
 
   src = fetchurl {
-    url = "https://hoppet.hepforge.org/downloads/${name}.tgz";
+    url = "https://hoppet.hepforge.org/downloads/${pname}-${version}.tgz";
     sha256 = "0j7437rh4xxbfzmkjr22ry34xm266gijzj6mvrq193fcsfzipzdz";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/physics/lhapdf/default.nix b/nixpkgs/pkgs/development/libraries/physics/lhapdf/default.nix
index 3ad0b3dc4cc1..dff9fb1c1dd1 100644
--- a/nixpkgs/pkgs/development/libraries/physics/lhapdf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/lhapdf/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, python2, makeWrapper }:
 
 stdenv.mkDerivation rec {
-  name = "lhapdf-${version}";
+  pname = "lhapdf";
   version = "6.2.3";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/mcgrid/default.nix b/nixpkgs/pkgs/development/libraries/physics/mcgrid/default.nix
index b287e52b2431..74b4ba4224e7 100644
--- a/nixpkgs/pkgs/development/libraries/physics/mcgrid/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/mcgrid/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, fastnlo, rivet, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "mcgrid-${version}";
+  pname = "mcgrid";
   version = "2.0.2";
 
   src = fetchurl {
-    url = "https://www.hepforge.org/archive/mcgrid/${name}.tar.gz";
+    url = "https://www.hepforge.org/archive/mcgrid/${pname}-${version}.tar.gz";
     sha256 = "1mw82x7zqbdchnd6shj3dirsav5i2cndp2hjwb8a8xdh4xh9zvfy";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/physics/mela/default.nix b/nixpkgs/pkgs/development/libraries/physics/mela/default.nix
index a608a7f6b0f7..1518c23718aa 100644
--- a/nixpkgs/pkgs/development/libraries/physics/mela/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/mela/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, gfortran }:
 
 stdenv.mkDerivation rec {
-  name = "mela-${version}";
+  pname = "mela";
   version = "2.0.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/physics/nlojet/default.nix b/nixpkgs/pkgs/development/libraries/physics/nlojet/default.nix
index 2f79a2b76ab9..20df49d9ae7f 100644
--- a/nixpkgs/pkgs/development/libraries/physics/nlojet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/nlojet/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "nlojet++-${version}";
+  pname = "nlojet++";
   version = "4.1.3";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/pythia/default.nix b/nixpkgs/pkgs/development/libraries/physics/pythia/default.nix
index e6b351c206df..0398175a9a28 100644
--- a/nixpkgs/pkgs/development/libraries/physics/pythia/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/pythia/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, boost, fastjet, hepmc2, lhapdf, rsync, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "pythia-${version}";
+  pname = "pythia";
   version = "8.243";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/qcdnum/default.nix b/nixpkgs/pkgs/development/libraries/physics/qcdnum/default.nix
index 620f227250dd..ad5f994620ff 100644
--- a/nixpkgs/pkgs/development/libraries/physics/qcdnum/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/qcdnum/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, gfortran }:
 
 stdenv.mkDerivation rec {
-  name = "QCDNUM-${version}";
+  pname = "QCDNUM";
   version = "17-01-13";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/rivet/default.nix b/nixpkgs/pkgs/development/libraries/physics/rivet/default.nix
index c068424e416e..914eee5c286b 100644
--- a/nixpkgs/pkgs/development/libraries/physics/rivet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/rivet/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, fastjet, ghostscript, gsl, hepmc2, imagemagick, less, python2, texlive, yoda, which, makeWrapper }:
 
 stdenv.mkDerivation rec {
-  name = "rivet-${version}";
+  pname = "rivet";
   version = "2.7.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/thepeg/default.nix b/nixpkgs/pkgs/development/libraries/physics/thepeg/default.nix
index 272761977bae..fa293eab3500 100644
--- a/nixpkgs/pkgs/development/libraries/physics/thepeg/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/thepeg/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, boost, fastjet, gsl, hepmc2, lhapdf, rivet, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "thepeg-${version}";
+  pname = "thepeg";
   version = "2.1.5";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/physics/yoda/default.nix b/nixpkgs/pkgs/development/libraries/physics/yoda/default.nix
index 08afe6d64522..c6c6f742d0bf 100644
--- a/nixpkgs/pkgs/development/libraries/physics/yoda/default.nix
+++ b/nixpkgs/pkgs/development/libraries/physics/yoda/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, python2Packages, root, makeWrapper, zlib, withRootSupport ? false }:
 
 stdenv.mkDerivation rec {
-  name = "yoda-${version}";
+  pname = "yoda";
   version = "1.7.7";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/pixman/default.nix b/nixpkgs/pkgs/development/libraries/pixman/default.nix
index d3bbb8679746..1f9996ec2134 100644
--- a/nixpkgs/pkgs/development/libraries/pixman/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pixman/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, libpng, glib /*just passthru*/ }:
 
 stdenv.mkDerivation rec {
-  name = "pixman-${version}";
+  pname = "pixman";
   version = "0.38.4";
 
   src = fetchurl {
-    url = "mirror://xorg/individual/lib/${name}.tar.bz2";
+    url = "mirror://xorg/individual/lib/${pname}-${version}.tar.bz2";
     sha256 = "0l0m48lnmdlmnaxn2021qi5cj366d9fzfjxkqgcj9bs14pxbgaw4";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/pkcs11helper/default.nix b/nixpkgs/pkgs/development/libraries/pkcs11helper/default.nix
index 5cf5d34b9aff..ce511544a42d 100644
--- a/nixpkgs/pkgs/development/libraries/pkcs11helper/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pkcs11helper/default.nix
@@ -1,13 +1,13 @@
 { stdenv, fetchFromGitHub, pkgconfig, openssl, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "pkcs11-helper-${version}";
+  pname = "pkcs11-helper";
   version = "1.25.1";
 
   src = fetchFromGitHub {
     owner = "OpenSC";
     repo = "pkcs11-helper";
-    rev = "${name}";
+    rev = "${pname}-${version}";
     sha256 = "1nvj6kdbps860kw64m2rz3v2slyn7jkagfdmskrl6966n99iy2ns";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/pmdk/default.nix b/nixpkgs/pkgs/development/libraries/pmdk/default.nix
index ceb49fc01538..e945154c0034 100644
--- a/nixpkgs/pkgs/development/libraries/pmdk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pmdk/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "pmdk-${version}";
+  pname = "pmdk";
   version = "1.6";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/png++/default.nix b/nixpkgs/pkgs/development/libraries/png++/default.nix
index 3f6a609121a1..8509468f59a2 100644
--- a/nixpkgs/pkgs/development/libraries/png++/default.nix
+++ b/nixpkgs/pkgs/development/libraries/png++/default.nix
@@ -4,7 +4,7 @@
 assert docSupport -> doxygen != null;
 
 stdenv.mkDerivation rec {
-  name = "pngpp-${version}";
+  pname = "pngpp";
   version = "0.2.10";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/poco/default.nix b/nixpkgs/pkgs/development/libraries/poco/default.nix
index e766657c19a4..c19e343f19ae 100644
--- a/nixpkgs/pkgs/development/libraries/poco/default.nix
+++ b/nixpkgs/pkgs/development/libraries/poco/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, cmake, pkgconfig, zlib, pcre, expat, sqlite, openssl, unixODBC, mysql }:
 
 stdenv.mkDerivation rec {
-  name = "poco-${version}";
+  pname = "poco";
 
   version = "1.9.2";
 
   src = fetchurl {
-    url = "https://pocoproject.org/releases/${name}/${name}-all.tar.gz";
+    url = "https://pocoproject.org/releases/${pname}-${version}/${pname}-${version}-all.tar.gz";
     sha256 = "0jkbxw6z8l7zpr7bh2xcyzk8a5apzyz4ranhl66gxna1ay0gpzvd";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/podofo/default.nix b/nixpkgs/pkgs/development/libraries/podofo/default.nix
index 722c1cae8721..809159b8c2f1 100644
--- a/nixpkgs/pkgs/development/libraries/podofo/default.nix
+++ b/nixpkgs/pkgs/development/libraries/podofo/default.nix
@@ -4,10 +4,10 @@
 
 stdenv.mkDerivation rec {
   version = "0.9.6";
-  name = "podofo-${version}";
+  pname = "podofo";
 
   src = fetchurl {
-    url = "mirror://sourceforge/podofo/${name}.tar.gz";
+    url = "mirror://sourceforge/podofo/${pname}-${version}.tar.gz";
     sha256 = "0wj0y4zcmj4q79wrn3vv3xq4bb0vhhxs8yifafwy9f2sjm83c5p9";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/portmidi/default.nix b/nixpkgs/pkgs/development/libraries/portmidi/default.nix
index f790c62f5af2..ffe7f46b77d8 100644
--- a/nixpkgs/pkgs/development/libraries/portmidi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/portmidi/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, unzip, cmake, /*jdk,*/ alsaLib }:
 
 stdenv.mkDerivation rec {
-  name = "portmidi-${version}";
+  pname = "portmidi";
   version = "217";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/ppl/default.nix b/nixpkgs/pkgs/development/libraries/ppl/default.nix
index 566d88dcdb56..8f6adaf03d9b 100644
--- a/nixpkgs/pkgs/development/libraries/ppl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ppl/default.nix
@@ -3,7 +3,8 @@
 let version = "1.2"; in
 
 stdenv.mkDerivation rec {
-  name = "ppl-${version}";
+  pname = "ppl";
+  inherit version;
 
   src = fetchurl {
     url = "http://bugseng.com/products/ppl/download/ftp/releases/${version}/ppl-${version}.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/protobuf/generic-v3.nix b/nixpkgs/pkgs/development/libraries/protobuf/generic-v3.nix
index a98521a2d1ee..957b59a6f662 100644
--- a/nixpkgs/pkgs/development/libraries/protobuf/generic-v3.nix
+++ b/nixpkgs/pkgs/development/libraries/protobuf/generic-v3.nix
@@ -7,7 +7,8 @@
 
 let
 mkProtobufDerivation = buildProtobuf: stdenv: stdenv.mkDerivation rec {
-  name = "protobuf-${version}";
+  pname = "protobuf";
+  inherit version;
 
   # make sure you test also -A pythonPackages.protobuf
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/protobuf/generic.nix b/nixpkgs/pkgs/development/libraries/protobuf/generic.nix
index 1a20d806b968..773e31391758 100644
--- a/nixpkgs/pkgs/development/libraries/protobuf/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/protobuf/generic.nix
@@ -4,7 +4,8 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "protobuf-${version}";
+  pname = "protobuf";
+  inherit version;
 
   inherit src;
 
diff --git a/nixpkgs/pkgs/development/libraries/protobufc/generic.nix b/nixpkgs/pkgs/development/libraries/protobufc/generic.nix
index e0c5d4db9305..91c0ae5624e8 100644
--- a/nixpkgs/pkgs/development/libraries/protobufc/generic.nix
+++ b/nixpkgs/pkgs/development/libraries/protobufc/generic.nix
@@ -4,7 +4,8 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "protobuf-c-${version}";
+  pname = "protobuf-c";
+  inherit version;
 
   inherit src;
 
diff --git a/nixpkgs/pkgs/development/libraries/protozero/default.nix b/nixpkgs/pkgs/development/libraries/protozero/default.nix
index 25e0f14d026b..0bbfab62fcd8 100644
--- a/nixpkgs/pkgs/development/libraries/protozero/default.nix
+++ b/nixpkgs/pkgs/development/libraries/protozero/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "protozero-${version}";
+  pname = "protozero";
   version = "1.6.8";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/pugixml/default.nix b/nixpkgs/pkgs/development/libraries/pugixml/default.nix
index 74c6e8ef1b30..d18251715961 100644
--- a/nixpkgs/pkgs/development/libraries/pugixml/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pugixml/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, fetchpatch, cmake, shared ? false }:
 
 stdenv.mkDerivation rec {
-  name = "pugixml-${version}";
+  pname = "pugixml";
   version = "1.9";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/pupnp/default.nix b/nixpkgs/pkgs/development/libraries/pupnp/default.nix
index b5a01698e5e9..66a395801b27 100644
--- a/nixpkgs/pkgs/development/libraries/pupnp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pupnp/default.nix
@@ -1,7 +1,7 @@
 { fetchFromGitHub, stdenv, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "libupnp-${version}";
+  pname = "libupnp";
   version = "1.8.4";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/pybind11/default.nix b/nixpkgs/pkgs/development/libraries/pybind11/default.nix
index aa1f8d10ba97..7dfbdc4d64a0 100644
--- a/nixpkgs/pkgs/development/libraries/pybind11/default.nix
+++ b/nixpkgs/pkgs/development/libraries/pybind11/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, fetchFromGitHub, cmake, catch, python, eigen }:
 
 stdenv.mkDerivation rec {
-  name = "pybind-${version}";
+  pname = "pybind";
   version = "2.2.4";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/python-qt/default.nix b/nixpkgs/pkgs/development/libraries/python-qt/default.nix
index 4b5b7ace074b..2b630de14b26 100644
--- a/nixpkgs/pkgs/development/libraries/python-qt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/python-qt/default.nix
@@ -4,7 +4,7 @@
 
 stdenv.mkDerivation rec {
   version = "3.2";
-  name = "python-qt-${version}";
+  pname = "python-qt";
 
   src = fetchurl {
     url="mirror://sourceforge/pythonqt/PythonQt${version}.zip";
diff --git a/nixpkgs/pkgs/development/libraries/qca2/default.nix b/nixpkgs/pkgs/development/libraries/qca2/default.nix
index 885b7b378cc3..19b11a60e7b6 100644
--- a/nixpkgs/pkgs/development/libraries/qca2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/qca2/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, openssl_1_0_2, cmake, pkgconfig, qt, darwin }:
 
 stdenv.mkDerivation rec {
-  name = "qca-${version}";
+  pname = "qca";
   version = "2.1.3";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/qjson/default.nix b/nixpkgs/pkgs/development/libraries/qjson/default.nix
index a7077c69dd8d..2156c0e5350a 100644
--- a/nixpkgs/pkgs/development/libraries/qjson/default.nix
+++ b/nixpkgs/pkgs/development/libraries/qjson/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "0.9.0";
-  name = "qjson-${version}";
+  pname = "qjson";
 
   src = fetchFromGitHub {
     owner = "flavio";
diff --git a/nixpkgs/pkgs/development/libraries/qmltermwidget/default.nix b/nixpkgs/pkgs/development/libraries/qmltermwidget/default.nix
index ba62324d586e..d3f4a8e88e2e 100644
--- a/nixpkgs/pkgs/development/libraries/qmltermwidget/default.nix
+++ b/nixpkgs/pkgs/development/libraries/qmltermwidget/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "2018-11-24";
-  name = "qmltermwidget-unstable-${version}";
+  pname = "qmltermwidget-unstable";
 
   src = fetchFromGitHub {
     repo = "qmltermwidget";
diff --git a/nixpkgs/pkgs/development/libraries/qpdf/default.nix b/nixpkgs/pkgs/development/libraries/qpdf/default.nix
index 5bccbf74965a..789a63bef74d 100644
--- a/nixpkgs/pkgs/development/libraries/qpdf/default.nix
+++ b/nixpkgs/pkgs/development/libraries/qpdf/default.nix
@@ -3,10 +3,11 @@
 let version = "8.4.2";
 in
 stdenv.mkDerivation rec {
-  name = "qpdf-${version}";
+  pname = "qpdf";
+  inherit version;
 
   src = fetchurl {
-    url = "mirror://sourceforge/qpdf/qpdf/${version}/${name}.tar.gz";
+    url = "mirror://sourceforge/qpdf/qpdf/${version}/${pname}-${version}.tar.gz";
     sha256 = "1hrys6zmia8fw6f6ih3ckgsc1jr12fizdwaiy7dyd64kxxjhm8v9";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/qt-5/5.12/default.nix b/nixpkgs/pkgs/development/libraries/qt-5/5.12/default.nix
index 1bc63d0e2b9d..7b4addd91617 100644
--- a/nixpkgs/pkgs/development/libraries/qt-5/5.12/default.nix
+++ b/nixpkgs/pkgs/development/libraries/qt-5/5.12/default.nix
@@ -59,7 +59,6 @@ let
     qtserialport = [ ./qtserialport.patch ];
     qtwebengine = [
       ./qtwebengine-no-build-skip.patch
-      ./qtwebengine-CVE-2019-5786.patch
     ]
       ++ optional stdenv.isDarwin ./qtwebengine-darwin-no-platform-check.patch;
     qtwebkit = [ ./qtwebkit.patch ]
diff --git a/nixpkgs/pkgs/development/libraries/qt-5/5.12/fetch.sh b/nixpkgs/pkgs/development/libraries/qt-5/5.12/fetch.sh
index aa3a0fe94898..a4d2fc82ff2d 100644
--- a/nixpkgs/pkgs/development/libraries/qt-5/5.12/fetch.sh
+++ b/nixpkgs/pkgs/development/libraries/qt-5/5.12/fetch.sh
@@ -1 +1 @@
-WGET_ARGS=( http://download.qt.io/official_releases/qt/5.12/5.12.0/submodules/ )
+WGET_ARGS=( http://download.qt.io/official_releases/qt/5.12/5.12.3/submodules/ )
diff --git a/nixpkgs/pkgs/development/libraries/qt-5/5.12/qtbase.patch b/nixpkgs/pkgs/development/libraries/qt-5/5.12/qtbase.patch
index aa987acbe92e..87ed0ddc4d4c 100644
--- a/nixpkgs/pkgs/development/libraries/qt-5/5.12/qtbase.patch
+++ b/nixpkgs/pkgs/development/libraries/qt-5/5.12/qtbase.patch
@@ -1,8 +1,7 @@
-diff --git a/mkspecs/common/mac.conf b/mkspecs/common/mac.conf
-index 61bea952b2..9909dae726 100644
---- a/mkspecs/common/mac.conf
-+++ b/mkspecs/common/mac.conf
-@@ -23,7 +23,7 @@ QMAKE_INCDIR_OPENGL     = \
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/common/mac.conf qtbase-everywhere-src-5.12.3-b/mkspecs/common/mac.conf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/common/mac.conf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/common/mac.conf	2019-07-10 09:35:08.917628566 -0500
+@@ -24,7 +24,7 @@
  
  QMAKE_FIX_RPATH         = install_name_tool -id
  
@@ -11,11 +10,10 @@ index 61bea952b2..9909dae726 100644
  QMAKE_LFLAGS_GCSECTIONS = -Wl,-dead_strip
  
  QMAKE_LFLAGS_REL_RPATH  =
-diff --git a/mkspecs/features/create_cmake.prf b/mkspecs/features/create_cmake.prf
-index 2ed708e085..05e60ff45f 100644
---- a/mkspecs/features/create_cmake.prf
-+++ b/mkspecs/features/create_cmake.prf
-@@ -21,7 +21,7 @@ load(cmake_functions)
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/create_cmake.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/create_cmake.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/create_cmake.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/create_cmake.prf	2019-07-10 09:35:08.917628566 -0500
+@@ -21,7 +21,7 @@
  # at cmake time whether package has been found via a symlink, and correct
  # that to an absolute path. This is only done for installations to
  # the /usr or / prefix.
@@ -24,7 +22,7 @@ index 2ed708e085..05e60ff45f 100644
  contains(CMAKE_INSTALL_LIBS_DIR, ^(/usr)?/lib(64)?.*): CMAKE_USR_MOVE_WORKAROUND = $$CMAKE_INSTALL_LIBS_DIR
  
  CMAKE_OUT_DIR = $$MODULE_BASE_OUTDIR/lib/cmake
-@@ -51,45 +51,20 @@ split_incpath {
+@@ -51,45 +51,20 @@
          $$cmake_extra_source_includes.output
  }
  
@@ -81,7 +79,7 @@ index 2ed708e085..05e60ff45f 100644
  
  static|staticlib:CMAKE_STATIC_TYPE = true
  
-@@ -169,7 +144,7 @@ contains(CONFIG, plugin) {
+@@ -169,7 +144,7 @@
        cmake_target_file
  
      cmake_qt5_plugin_file.files = $$cmake_target_file.output
@@ -90,7 +88,7 @@ index 2ed708e085..05e60ff45f 100644
      INSTALLS += cmake_qt5_plugin_file
  
      return()
-@@ -316,7 +291,7 @@ exists($$cmake_macros_file.input) {
+@@ -318,7 +293,7 @@
      cmake_qt5_module_files.files += $$cmake_macros_file.output
  }
  
@@ -99,11 +97,10 @@ index 2ed708e085..05e60ff45f 100644
  
  # We are generating cmake files. Most developers of Qt are not aware of cmake,
  # so we require automatic tests to be available. The only module which should
-diff --git a/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in b/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
-index 3ed6dd5889..4c7c8da21a 100644
---- a/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
-+++ b/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
-@@ -3,30 +3,6 @@ if (CMAKE_VERSION VERSION_LESS 3.1.0)
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in qtbase-everywhere-src-5.12.3-b/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in	2019-07-10 09:35:08.917628566 -0500
+@@ -3,30 +3,6 @@
      message(FATAL_ERROR \"Qt 5 $${CMAKE_MODULE_NAME} module requires at least CMake version 3.1.0\")
  endif()
  
@@ -134,7 +131,7 @@ index 3ed6dd5889..4c7c8da21a 100644
  !!IF !equals(TEMPLATE, aux)
  # For backwards compatibility only. Use Qt5$${CMAKE_MODULE_NAME}_VERSION instead.
  set(Qt5$${CMAKE_MODULE_NAME}_VERSION_STRING "$$eval(QT.$${MODULE}.VERSION)")
-@@ -52,11 +28,7 @@ endmacro()
+@@ -52,11 +28,7 @@
  macro(_populate_$${CMAKE_MODULE_NAME}_target_properties Configuration LIB_LOCATION IMPLIB_LOCATION)
      set_property(TARGET Qt5::$${CMAKE_MODULE_NAME} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${Configuration})
  
@@ -146,7 +143,7 @@ index 3ed6dd5889..4c7c8da21a 100644
      _qt5_$${CMAKE_MODULE_NAME}_check_file_exists(${imported_location})
      set_target_properties(Qt5::$${CMAKE_MODULE_NAME} PROPERTIES
          \"INTERFACE_LINK_LIBRARIES\" \"${_Qt5$${CMAKE_MODULE_NAME}_LIB_DEPENDENCIES}\"
-@@ -69,11 +41,7 @@ macro(_populate_$${CMAKE_MODULE_NAME}_target_properties Configuration LIB_LOCATI
+@@ -69,11 +41,7 @@
      )
  
  !!IF !isEmpty(CMAKE_WINDOWS_BUILD)
@@ -158,7 +155,7 @@ index 3ed6dd5889..4c7c8da21a 100644
      _qt5_$${CMAKE_MODULE_NAME}_check_file_exists(${imported_implib})
      if(NOT \"${IMPLIB_LOCATION}\" STREQUAL \"\")
          set_target_properties(Qt5::$${CMAKE_MODULE_NAME} PROPERTIES
-@@ -89,24 +57,13 @@ if (NOT TARGET Qt5::$${CMAKE_MODULE_NAME})
+@@ -89,24 +57,13 @@
  !!IF !no_module_headers
  !!IF !isEmpty(CMAKE_BUILD_IS_FRAMEWORK)
      set(_Qt5$${CMAKE_MODULE_NAME}_OWN_INCLUDE_DIRS
@@ -187,7 +184,7 @@ index 3ed6dd5889..4c7c8da21a 100644
      )
  !!ELSE
      set(Qt5$${CMAKE_MODULE_NAME}_PRIVATE_INCLUDE_DIRS \"\")
-@@ -122,7 +79,6 @@ if (NOT TARGET Qt5::$${CMAKE_MODULE_NAME})
+@@ -122,7 +79,6 @@
      set(Qt5$${CMAKE_MODULE_NAME}_PRIVATE_INCLUDE_DIRS \"\")
  !!ENDIF
  !!ENDIF
@@ -195,7 +192,7 @@ index 3ed6dd5889..4c7c8da21a 100644
  !!IF !isEmpty(CMAKE_ADD_SOURCE_INCLUDE_DIRS)
      include(\"${CMAKE_CURRENT_LIST_DIR}/ExtraSourceIncludes.cmake\" OPTIONAL)
  !!ENDIF
-@@ -272,25 +228,13 @@ if (NOT TARGET Qt5::$${CMAKE_MODULE_NAME})
+@@ -272,25 +228,13 @@
  !!IF !isEmpty(CMAKE_FIND_OTHER_LIBRARY_BUILD)
  !!IF isEmpty(CMAKE_DEBUG_TYPE)
  !!IF !isEmpty(CMAKE_STATIC_WINDOWS_BUILD)
@@ -221,7 +218,7 @@ index 3ed6dd5889..4c7c8da21a 100644
          _populate_$${CMAKE_MODULE_NAME}_target_properties(DEBUG \"$${CMAKE_LIB_FILE_LOCATION_DEBUG}\" \"$${CMAKE_IMPLIB_FILE_LOCATION_DEBUG}\" )
  !!ENDIF // CMAKE_STATIC_WINDOWS_BUILD
      endif()
-@@ -309,25 +253,13 @@ if (NOT TARGET Qt5::$${CMAKE_MODULE_NAME})
+@@ -309,25 +253,13 @@
  !!IF !isEmpty(CMAKE_FIND_OTHER_LIBRARY_BUILD)
  !!IF isEmpty(CMAKE_RELEASE_TYPE)
  !!IF !isEmpty(CMAKE_STATIC_WINDOWS_BUILD)
@@ -247,7 +244,7 @@ index 3ed6dd5889..4c7c8da21a 100644
          _populate_$${CMAKE_MODULE_NAME}_target_properties(RELEASE \"$${CMAKE_LIB_FILE_LOCATION_RELEASE}\" \"$${CMAKE_IMPLIB_FILE_LOCATION_RELEASE}\" )
  !!ENDIF // CMAKE_STATIC_WINDOWS_BUILD
      endif()
-@@ -346,11 +278,7 @@ if (NOT TARGET Qt5::$${CMAKE_MODULE_NAME})
+@@ -346,11 +278,7 @@
      macro(_populate_$${CMAKE_MODULE_NAME}_plugin_properties Plugin Configuration PLUGIN_LOCATION)
          set_property(TARGET Qt5::${Plugin} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${Configuration})
  
@@ -259,19 +256,17 @@ index 3ed6dd5889..4c7c8da21a 100644
          _qt5_$${CMAKE_MODULE_NAME}_check_file_exists(${imported_location})
          set_target_properties(Qt5::${Plugin} PROPERTIES
              \"IMPORTED_LOCATION_${Configuration}\" ${imported_location}
-diff --git a/mkspecs/features/mac/default_post.prf b/mkspecs/features/mac/default_post.prf
-index 99f68b78f5..dde69cb7c2 100644
---- a/mkspecs/features/mac/default_post.prf
-+++ b/mkspecs/features/mac/default_post.prf
-@@ -63,199 +63,3 @@ qt {
-         }
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/mac/default_post.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/mac/default_post.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/mac/default_post.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/mac/default_post.prf	2019-07-10 09:35:08.917628566 -0500
+@@ -64,202 +64,6 @@
      }
  }
--
+ 
 -# Add the same default rpaths as Xcode does for new projects.
 -# This is especially important for iOS/tvOS/watchOS where no other option is possible.
 -!no_default_rpath {
--    QMAKE_RPATHDIR += @executable_path/Frameworks
+-    QMAKE_RPATHDIR += @executable_path/../Frameworks
 -    equals(TEMPLATE, lib):!plugin:lib_bundle: QMAKE_RPATHDIR += @loader_path/Frameworks
 -}
 -
@@ -463,10 +458,13 @@ index 99f68b78f5..dde69cb7c2 100644
 -    xcode_product_bundle_target = ${PRODUCT_NAME:rfc1034identifier}
 -xcode_product_bundle_identifier_setting.value = "$${xcode_product_bundle_identifier_setting.value}.$${xcode_product_bundle_target}"
 -QMAKE_MAC_XCODE_SETTINGS += xcode_product_bundle_identifier_setting
-diff --git a/mkspecs/features/mac/default_pre.prf b/mkspecs/features/mac/default_pre.prf
-index e3534561a5..3b01424e67 100644
---- a/mkspecs/features/mac/default_pre.prf
-+++ b/mkspecs/features/mac/default_pre.prf
+-
+ !macx-xcode {
+     generate_xcode_project.commands = @$(QMAKE) -spec macx-xcode $(EXPORT__PRO_FILE_)
+     generate_xcode_project.target = xcodeproj
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/mac/default_pre.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/mac/default_pre.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/mac/default_pre.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/mac/default_pre.prf	2019-07-10 09:35:08.917628566 -0500
 @@ -1,60 +1,2 @@
  CONFIG = asset_catalogs rez $$CONFIG
  load(default_pre)
@@ -528,11 +526,10 @@ index e3534561a5..3b01424e67 100644
 -xcode_copy_phase_strip_setting.name = COPY_PHASE_STRIP
 -xcode_copy_phase_strip_setting.value = NO
 -QMAKE_MAC_XCODE_SETTINGS += xcode_copy_phase_strip_setting
-diff --git a/mkspecs/features/mac/sdk.prf b/mkspecs/features/mac/sdk.prf
-index 8360dd8b38..8b13789179 100644
---- a/mkspecs/features/mac/sdk.prf
-+++ b/mkspecs/features/mac/sdk.prf
-@@ -1,58 +1 @@
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/mac/sdk.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/mac/sdk.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/mac/sdk.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/mac/sdk.prf	2019-07-10 09:35:08.917628566 -0500
+@@ -1,54 +1 @@
  
 -isEmpty(QMAKE_MAC_SDK): \
 -    error("QMAKE_MAC_SDK must be set when using CONFIG += sdk.")
@@ -568,10 +565,6 @@ index 8360dd8b38..8b13789179 100644
 -QMAKE_MAC_SDK_PLATFORM_PATH = $$xcodeSDKInfo(PlatformPath)
 -QMAKE_MAC_SDK_VERSION = $$xcodeSDKInfo(SDKVersion)
 -
--sysrootified =
--for(val, QMAKE_INCDIR_OPENGL): sysrootified += $${QMAKE_MAC_SDK_PATH}$$val
--QMAKE_INCDIR_OPENGL = $$sysrootified
--
 -QMAKESPEC_NAME = $$basename(QMAKESPEC)
 -
 -# Resolve SDK version of various tools
@@ -591,37 +584,34 @@ index 8360dd8b38..8b13789179 100644
 -    $$tool = $$sysrooted $$member(value, 1, -1)
 -    cache($$tool_variable, set stash, $$tool)
 -}
-diff --git a/mkspecs/features/qml_module.prf b/mkspecs/features/qml_module.prf
-index 65212b2abf..accd4c07f0 100644
---- a/mkspecs/features/qml_module.prf
-+++ b/mkspecs/features/qml_module.prf
-@@ -52,7 +52,7 @@ qmldir.base = $$_PRO_FILE_PWD_
- # Tools need qmldir and plugins.qmltypes always installed on the file system
- qmldir.files = $$qmldir_file $$fq_aux_qml_files
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qml_module.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qml_module.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qml_module.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qml_module.prf	2019-07-10 09:35:08.917628566 -0500
+@@ -54,7 +54,7 @@
+ 
+ qmldir.files = $$qmldir_file
  install_qml_files: qmldir.files += $$fq_qml_files
--qmldir.path = $$instbase/$$TARGETPATH
+-qmldir.path = $$[QT_INSTALL_QML]/$$TARGETPATH
 +qmldir.path = $$NIX_OUTPUT_QML/$$TARGETPATH
  INSTALLS += qmldir
  
- !debug_and_release|!build_all|CONFIG(release, debug|release) {
-diff --git a/mkspecs/features/qml_plugin.prf b/mkspecs/features/qml_plugin.prf
-index cd6377dcc6..e98bf98151 100644
---- a/mkspecs/features/qml_plugin.prf
-+++ b/mkspecs/features/qml_plugin.prf
-@@ -56,7 +56,7 @@ qml1_target {
-     instbase = $$[QT_INSTALL_QML]
- }
+ qmlfiles.base = $$_PRO_FILE_PWD_
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qml_plugin.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qml_plugin.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qml_plugin.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qml_plugin.prf	2019-07-10 09:35:08.918628595 -0500
+@@ -50,7 +50,7 @@
+ 
+ DESTDIR = $$MODULE_BASE_OUTDIR/qml/$$TARGETPATH
  
--target.path = $$instbase/$$TARGETPATH
+-target.path = $$[QT_INSTALL_QML]/$$TARGETPATH
 +target.path = $$NIX_OUTPUT_QML/$$TARGETPATH
  INSTALLS += target
  
  # Some final setup
-diff --git a/mkspecs/features/qt_app.prf b/mkspecs/features/qt_app.prf
-index 8354f30eea..62028fef8e 100644
---- a/mkspecs/features/qt_app.prf
-+++ b/mkspecs/features/qt_app.prf
-@@ -30,7 +30,7 @@ host_build:force_bootstrap {
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_app.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_app.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_app.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_app.prf	2019-07-10 09:35:08.918628595 -0500
+@@ -30,7 +30,7 @@
      target.path = $$[QT_HOST_BINS]
  } else {
      !build_pass:qtConfig(debug_and_release): CONFIG += release
@@ -630,11 +620,10 @@ index 8354f30eea..62028fef8e 100644
      CONFIG += relative_qt_rpath  # Qt's tools and apps should be relocatable
  }
  INSTALLS += target
-diff --git a/mkspecs/features/qt_build_paths.prf b/mkspecs/features/qt_build_paths.prf
-index 3bb3823a8e..655b7b7db8 100644
---- a/mkspecs/features/qt_build_paths.prf
-+++ b/mkspecs/features/qt_build_paths.prf
-@@ -24,6 +24,6 @@ exists($$MODULE_BASE_INDIR/.git): \
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_build_paths.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_build_paths.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_build_paths.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_build_paths.prf	2019-07-10 09:35:08.918628595 -0500
+@@ -24,6 +24,6 @@
  !force_independent {
      # If the module is not built independently, everything ends up in qtbase.
      # This is the case in non-prefix builds, except for selected modules.
@@ -643,11 +632,10 @@ index 3bb3823a8e..655b7b7db8 100644
 +    MODULE_BASE_OUTDIR = $$NIX_OUTPUT_OUT
 +    MODULE_QMAKE_OUTDIR = $$NIX_OUTPUT_OUT
  }
-diff --git a/mkspecs/features/qt_common.prf b/mkspecs/features/qt_common.prf
-index 4ad9946ae0..6d66f29c26 100644
---- a/mkspecs/features/qt_common.prf
-+++ b/mkspecs/features/qt_common.prf
-@@ -34,8 +34,8 @@ contains(TEMPLATE, .*lib) {
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_common.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_common.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_common.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_common.prf	2019-07-10 09:35:08.918628595 -0500
+@@ -34,8 +34,8 @@
          qqt_libdir = \$\$\$\$[QT_HOST_LIBS]
          qt_libdir = $$[QT_HOST_LIBS]
      } else {
@@ -658,11 +646,10 @@ index 4ad9946ae0..6d66f29c26 100644
      }
      contains(QMAKE_DEFAULT_LIBDIRS, $$qt_libdir) {
          lib_replace.match = "[^ ']*$$rplbase/lib"
-diff --git a/mkspecs/features/qt_docs.prf b/mkspecs/features/qt_docs.prf
-index 3139c443c6..1b4f2fddd8 100644
---- a/mkspecs/features/qt_docs.prf
-+++ b/mkspecs/features/qt_docs.prf
-@@ -45,7 +45,7 @@ QMAKE_DOCS_OUTPUTDIR = $$QMAKE_DOCS_BASE_OUTDIR/$$QMAKE_DOCS_TARGETDIR
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_docs.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_docs.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_docs.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_docs.prf	2019-07-10 09:35:08.918628595 -0500
+@@ -45,7 +45,7 @@
  
  QDOC += -outputdir $$shell_quote($$QMAKE_DOCS_OUTPUTDIR)
  !build_online_docs: \
@@ -671,7 +658,7 @@ index 3139c443c6..1b4f2fddd8 100644
  PREP_DOC_INDEXES =
  DOC_INDEXES =
  !isEmpty(QTREPOS) {
-@@ -64,8 +64,8 @@ DOC_INDEXES =
+@@ -64,8 +64,8 @@
          DOC_INDEXES += -indexdir $$shell_quote($$qrep/doc)
  } else {
      prepare_docs: \
@@ -682,7 +669,7 @@ index 3139c443c6..1b4f2fddd8 100644
  }
  
  qtattributionsscanner.target = qtattributionsscanner
-@@ -88,12 +88,12 @@ prepare_docs {
+@@ -88,12 +88,12 @@
      qch_docs.commands = $$QHELPGENERATOR $$shell_quote($$QMAKE_DOCS_OUTPUTDIR/$${QMAKE_DOCS_TARGET}.qhp) -o $$shell_quote($$QMAKE_DOCS_BASE_OUTDIR/$${QMAKE_DOCS_TARGET}.qch)
  
      inst_html_docs.files = $$QMAKE_DOCS_OUTPUTDIR
@@ -697,11 +684,10 @@ index 3139c443c6..1b4f2fddd8 100644
      inst_qch_docs.CONFIG += no_check_exist no_default_install no_build
      INSTALLS += inst_qch_docs
  
-diff --git a/mkspecs/features/qt_example_installs.prf b/mkspecs/features/qt_example_installs.prf
-index 43b58817fe..e635b8f67a 100644
---- a/mkspecs/features/qt_example_installs.prf
-+++ b/mkspecs/features/qt_example_installs.prf
-@@ -88,7 +88,7 @@ sourcefiles += \
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_example_installs.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_example_installs.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_example_installs.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_example_installs.prf	2019-07-10 09:35:08.918628595 -0500
+@@ -88,7 +88,7 @@
      $$SOURCES $$HEADERS $$FORMS $$RESOURCES $$TRANSLATIONS \
      $$DBUS_ADAPTORS $$DBUS_INTERFACES
  addInstallFiles(sources.files, $$sourcefiles)
@@ -710,11 +696,10 @@ index 43b58817fe..e635b8f67a 100644
  INSTALLS += sources
  
  check_examples {
-diff --git a/mkspecs/features/qt_functions.prf b/mkspecs/features/qt_functions.prf
-index 1903e509c8..ae7b585989 100644
---- a/mkspecs/features/qt_functions.prf
-+++ b/mkspecs/features/qt_functions.prf
-@@ -69,7 +69,7 @@ defineTest(qtHaveModule) {
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_functions.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_functions.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_functions.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_functions.prf	2019-07-10 09:35:08.918628595 -0500
+@@ -69,7 +69,7 @@
  defineTest(qtPrepareTool) {
      cmd = $$eval(QT_TOOL.$${2}.binary)
      isEmpty(cmd) {
@@ -723,10 +708,9 @@ index 1903e509c8..ae7b585989 100644
          exists($${cmd}.pl) {
              $${1}_EXE = $${cmd}.pl
              cmd = perl -w $$system_path($${cmd}.pl)
-diff --git a/mkspecs/features/qt_installs.prf b/mkspecs/features/qt_installs.prf
-index 8f98987b99..21b3bb8b32 100644
---- a/mkspecs/features/qt_installs.prf
-+++ b/mkspecs/features/qt_installs.prf
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_installs.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_installs.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_installs.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_installs.prf	2019-07-10 09:35:08.918628595 -0500
 @@ -12,16 +12,10 @@
  #library
  !qt_no_install_library {
@@ -746,7 +730,7 @@ index 8f98987b99..21b3bb8b32 100644
      !static: target.CONFIG = no_dll
      INSTALLS += target
  }
-@@ -29,33 +23,33 @@
+@@ -29,35 +23,35 @@
  #headers
  qt_install_headers {
      gen_headers.files = $$SYNCQT.GENERATED_HEADER_FILES
@@ -762,6 +746,8 @@ index 8f98987b99..21b3bb8b32 100644
      private_headers.files = $$SYNCQT.PRIVATE_HEADER_FILES $$SYNCQT.INJECTED_PRIVATE_HEADER_FILES
 -    private_headers.path = $$[QT_INSTALL_HEADERS]/$$MODULE_INCNAME/$$VERSION/$$MODULE_INCNAME/private
 +    private_headers.path = $$NIX_OUTPUT_DEV/include/$$MODULE_INCNAME/$$VERSION/$$MODULE_INCNAME/private
+     generated_privates: \
+         private_headers.CONFIG += no_check_exist
      INSTALLS += private_headers
  
      qpa_headers.files = $$SYNCQT.QPA_HEADER_FILES
@@ -786,11 +772,10 @@ index 8f98987b99..21b3bb8b32 100644
          privpritarget.files = $$MODULE_PRIVATE_PRI
          INSTALLS += privpritarget
      }
-diff --git a/mkspecs/features/qt_plugin.prf b/mkspecs/features/qt_plugin.prf
-index 40528a65e2..903f795284 100644
---- a/mkspecs/features/qt_plugin.prf
-+++ b/mkspecs/features/qt_plugin.prf
-@@ -88,7 +88,7 @@ CONFIG(static, static|shared)|prefix_build {
+diff -aur qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_plugin.prf qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_plugin.prf
+--- qtbase-everywhere-src-5.12.3-a/mkspecs/features/qt_plugin.prf	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/mkspecs/features/qt_plugin.prf	2019-07-10 09:35:08.918628595 -0500
+@@ -88,7 +88,7 @@
      }
  }
  
@@ -799,11 +784,63 @@ index 40528a65e2..903f795284 100644
  INSTALLS += target
  
  TARGET = $$qt5LibraryTarget($$TARGET)
-diff --git a/src/corelib/Qt5CoreConfigExtras.cmake.in b/src/corelib/Qt5CoreConfigExtras.cmake.in
-index e0652fdcf9..450b2a2d28 100644
---- a/src/corelib/Qt5CoreConfigExtras.cmake.in
-+++ b/src/corelib/Qt5CoreConfigExtras.cmake.in
-@@ -3,7 +3,7 @@ if (NOT TARGET Qt5::qmake)
+diff -aur qtbase-everywhere-src-5.12.3-a/src/corelib/kernel/qcoreapplication.cpp qtbase-everywhere-src-5.12.3-b/src/corelib/kernel/qcoreapplication.cpp
+--- qtbase-everywhere-src-5.12.3-a/src/corelib/kernel/qcoreapplication.cpp	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/corelib/kernel/qcoreapplication.cpp	2019-07-10 09:35:08.919628625 -0500
+@@ -2668,6 +2668,15 @@
+         QStringList *app_libpaths = new QStringList;
+         coreappdata()->app_libpaths.reset(app_libpaths);
+ 
++        // Add library paths derived from PATH
++        const QStringList paths = QFile::decodeName(qgetenv("PATH")).split(':');
++        const QString plugindir = QStringLiteral("../" NIXPKGS_QT_PLUGIN_PREFIX);
++        for (const QString &path: paths) {
++            if (!path.isEmpty()) {
++                app_libpaths->append(QDir::cleanPath(path + QDir::separator() + plugindir));
++            }
++        }
++
+         QString libPathEnv = qEnvironmentVariable("QT_PLUGIN_PATH");
+         if (!libPathEnv.isEmpty()) {
+             QStringList paths = libPathEnv.split(QDir::listSeparator(), QString::SkipEmptyParts);
+diff -aur qtbase-everywhere-src-5.12.3-a/src/corelib/kernel/qcore_mac_p.h qtbase-everywhere-src-5.12.3-b/src/corelib/kernel/qcore_mac_p.h
+--- qtbase-everywhere-src-5.12.3-a/src/corelib/kernel/qcore_mac_p.h	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/corelib/kernel/qcore_mac_p.h	2019-07-10 09:35:08.920628655 -0500
+@@ -212,7 +212,7 @@
+ 
+ // --------------------------------------------------------------------------
+ 
+-#if !defined(QT_BOOTSTRAPPED)
++#if 0
+ 
+ QT_END_NAMESPACE
+ #include <os/activity.h>
+@@ -290,7 +290,19 @@
+ 
+ #define QT_APPLE_SCOPED_LOG_ACTIVITY(...) QAppleLogActivity scopedLogActivity = QT_APPLE_LOG_ACTIVITY(__VA_ARGS__).enter();
+ 
+-#endif // !defined(QT_BOOTSTRAPPED)
++#else // !defined(QT_BOOTSTRAPPED)
++
++#define QT_APPLE_LOG_ACTIVITY_WITH_PARENT3(...)
++#define QT_APPLE_LOG_ACTIVITY_WITH_PARENT2(...)
++#define QT_APPLE_LOG_ACTIVITY_WITH_PARENT(...)
++
++#define QT_APPLE_LOG_ACTIVITY2(...)
++#define QT_APPLE_LOG_ACTIVITY1(...)
++#define QT_APPLE_LOG_ACTIVITY(...)
++
++#define QT_APPLE_SCOPED_LOG_ACTIVITY(...)
++
++#endif
+ 
+ // -------------------------------------------------------------------------
+ 
+Only in qtbase-everywhere-src-5.12.3-b/src/corelib/kernel: qcore_mac_p.h.orig
+diff -aur qtbase-everywhere-src-5.12.3-a/src/corelib/Qt5CoreConfigExtras.cmake.in qtbase-everywhere-src-5.12.3-b/src/corelib/Qt5CoreConfigExtras.cmake.in
+--- qtbase-everywhere-src-5.12.3-a/src/corelib/Qt5CoreConfigExtras.cmake.in	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/corelib/Qt5CoreConfigExtras.cmake.in	2019-07-10 09:35:08.918628595 -0500
+@@ -3,7 +3,7 @@
      add_executable(Qt5::qmake IMPORTED)
  
  !!IF isEmpty(CMAKE_BIN_DIR_IS_ABSOLUTE)
@@ -812,7 +849,7 @@ index e0652fdcf9..450b2a2d28 100644
  !!ELSE
      set(imported_location \"$${CMAKE_BIN_DIR}qmake$$CMAKE_BIN_SUFFIX\")
  !!ENDIF
-@@ -18,7 +18,7 @@ if (NOT TARGET Qt5::moc)
+@@ -18,7 +18,7 @@
      add_executable(Qt5::moc IMPORTED)
  
  !!IF isEmpty(CMAKE_BIN_DIR_IS_ABSOLUTE)
@@ -821,7 +858,7 @@ index e0652fdcf9..450b2a2d28 100644
  !!ELSE
      set(imported_location \"$${CMAKE_BIN_DIR}moc$$CMAKE_BIN_SUFFIX\")
  !!ENDIF
-@@ -35,7 +35,7 @@ if (NOT TARGET Qt5::rcc)
+@@ -35,7 +35,7 @@
      add_executable(Qt5::rcc IMPORTED)
  
  !!IF isEmpty(CMAKE_BIN_DIR_IS_ABSOLUTE)
@@ -830,7 +867,7 @@ index e0652fdcf9..450b2a2d28 100644
  !!ELSE
      set(imported_location \"$${CMAKE_BIN_DIR}rcc$$CMAKE_BIN_SUFFIX\")
  !!ENDIF
-@@ -116,7 +116,7 @@ if (NOT TARGET Qt5::WinMain)
+@@ -116,7 +116,7 @@
  !!IF !isEmpty(CMAKE_RELEASE_TYPE)
      set_property(TARGET Qt5::WinMain APPEND PROPERTY IMPORTED_CONFIGURATIONS RELEASE)
  !!IF isEmpty(CMAKE_LIB_DIR_IS_ABSOLUTE)
@@ -839,7 +876,7 @@ index e0652fdcf9..450b2a2d28 100644
  !!ELSE
      set(imported_location \"$${CMAKE_LIB_DIR}$${CMAKE_WINMAIN_FILE_LOCATION_RELEASE}\")
  !!ENDIF
-@@ -130,7 +130,7 @@ if (NOT TARGET Qt5::WinMain)
+@@ -130,7 +130,7 @@
      set_property(TARGET Qt5::WinMain APPEND PROPERTY IMPORTED_CONFIGURATIONS DEBUG)
  
  !!IF isEmpty(CMAKE_LIB_DIR_IS_ABSOLUTE)
@@ -848,10 +885,9 @@ index e0652fdcf9..450b2a2d28 100644
  !!ELSE
      set(imported_location \"$${CMAKE_LIB_DIR}$${CMAKE_WINMAIN_FILE_LOCATION_DEBUG}\")
  !!ENDIF
-diff --git a/src/corelib/Qt5CoreConfigExtrasMkspecDir.cmake.in b/src/corelib/Qt5CoreConfigExtrasMkspecDir.cmake.in
-index c357237d0e..6f0c75de3c 100644
---- a/src/corelib/Qt5CoreConfigExtrasMkspecDir.cmake.in
-+++ b/src/corelib/Qt5CoreConfigExtrasMkspecDir.cmake.in
+diff -aur qtbase-everywhere-src-5.12.3-a/src/corelib/Qt5CoreConfigExtrasMkspecDir.cmake.in qtbase-everywhere-src-5.12.3-b/src/corelib/Qt5CoreConfigExtrasMkspecDir.cmake.in
+--- qtbase-everywhere-src-5.12.3-a/src/corelib/Qt5CoreConfigExtrasMkspecDir.cmake.in	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/corelib/Qt5CoreConfigExtrasMkspecDir.cmake.in	2019-07-10 09:35:08.918628595 -0500
 @@ -1,6 +1,6 @@
  
  !!IF isEmpty(CMAKE_HOST_DATA_DIR_IS_ABSOLUTE)
@@ -860,10 +896,9 @@ index c357237d0e..6f0c75de3c 100644
  !!ELSE
  set(_qt5_corelib_extra_includes \"$${CMAKE_HOST_DATA_DIR}mkspecs/$${CMAKE_MKSPEC}\")
  !!ENDIF
-diff --git a/src/corelib/Qt5CoreConfigExtrasMkspecDirForInstall.cmake.in b/src/corelib/Qt5CoreConfigExtrasMkspecDirForInstall.cmake.in
-index 706304cf34..546420f6ad 100644
---- a/src/corelib/Qt5CoreConfigExtrasMkspecDirForInstall.cmake.in
-+++ b/src/corelib/Qt5CoreConfigExtrasMkspecDirForInstall.cmake.in
+diff -aur qtbase-everywhere-src-5.12.3-a/src/corelib/Qt5CoreConfigExtrasMkspecDirForInstall.cmake.in qtbase-everywhere-src-5.12.3-b/src/corelib/Qt5CoreConfigExtrasMkspecDirForInstall.cmake.in
+--- qtbase-everywhere-src-5.12.3-a/src/corelib/Qt5CoreConfigExtrasMkspecDirForInstall.cmake.in	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/corelib/Qt5CoreConfigExtrasMkspecDirForInstall.cmake.in	2019-07-10 09:35:08.918628595 -0500
 @@ -1,6 +1,6 @@
  
  !!IF isEmpty(CMAKE_INSTALL_DATA_DIR_IS_ABSOLUTE)
@@ -872,31 +907,10 @@ index 706304cf34..546420f6ad 100644
  !!ELSE
  set(_qt5_corelib_extra_includes \"$${CMAKE_INSTALL_DATA_DIR}mkspecs/$${CMAKE_MKSPEC}\")
  !!ENDIF
-diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp
-index 463e30e1c3..0e1ab669e4 100644
---- a/src/corelib/kernel/qcoreapplication.cpp
-+++ b/src/corelib/kernel/qcoreapplication.cpp
-@@ -2665,6 +2665,15 @@ QStringList QCoreApplication::libraryPaths()
-         QStringList *app_libpaths = new QStringList;
-         coreappdata()->app_libpaths.reset(app_libpaths);
- 
-+        // Add library paths derived from PATH
-+        const QStringList paths = QFile::decodeName(qgetenv("PATH")).split(':');
-+        const QString plugindir = QStringLiteral("../" NIXPKGS_QT_PLUGIN_PREFIX);
-+        for (const QString &path: paths) {
-+            if (!path.isEmpty()) {
-+                app_libpaths->append(QDir::cleanPath(path + QDir::separator() + plugindir));
-+            }
-+        }
-+
-         const QByteArray libPathEnv = qgetenv("QT_PLUGIN_PATH");
-         if (!libPathEnv.isEmpty()) {
-             QStringList paths = QFile::decodeName(libPathEnv).split(QDir::listSeparator(), QString::SkipEmptyParts);
-diff --git a/src/corelib/tools/qtimezoneprivate_tz.cpp b/src/corelib/tools/qtimezoneprivate_tz.cpp
-index bed62a02bd..73158993f7 100644
---- a/src/corelib/tools/qtimezoneprivate_tz.cpp
-+++ b/src/corelib/tools/qtimezoneprivate_tz.cpp
-@@ -70,7 +70,11 @@ typedef QHash<QByteArray, QTzTimeZone> QTzTimeZoneHash;
+diff -aur qtbase-everywhere-src-5.12.3-a/src/corelib/tools/qtimezoneprivate_tz.cpp qtbase-everywhere-src-5.12.3-b/src/corelib/tools/qtimezoneprivate_tz.cpp
+--- qtbase-everywhere-src-5.12.3-a/src/corelib/tools/qtimezoneprivate_tz.cpp	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/corelib/tools/qtimezoneprivate_tz.cpp	2019-07-10 09:35:08.919628625 -0500
+@@ -70,7 +70,11 @@
  // Parse zone.tab table, assume lists all installed zones, if not will need to read directories
  static QTzTimeZoneHash loadTzTimeZones()
  {
@@ -909,7 +923,7 @@ index bed62a02bd..73158993f7 100644
      if (!QFile::exists(path))
          path = QStringLiteral("/usr/lib/zoneinfo/zone.tab");
  
-@@ -644,12 +648,16 @@ void QTzTimeZonePrivate::init(const QByteArray &ianaId)
+@@ -644,12 +648,16 @@
          if (!tzif.open(QIODevice::ReadOnly))
              return;
      } else {
@@ -931,10 +945,9 @@ index bed62a02bd..73158993f7 100644
          }
      }
  
-diff --git a/src/dbus/Qt5DBusConfigExtras.cmake.in b/src/dbus/Qt5DBusConfigExtras.cmake.in
-index 1d947159e2..b36865fc48 100644
---- a/src/dbus/Qt5DBusConfigExtras.cmake.in
-+++ b/src/dbus/Qt5DBusConfigExtras.cmake.in
+diff -aur qtbase-everywhere-src-5.12.3-a/src/dbus/Qt5DBusConfigExtras.cmake.in qtbase-everywhere-src-5.12.3-b/src/dbus/Qt5DBusConfigExtras.cmake.in
+--- qtbase-everywhere-src-5.12.3-a/src/dbus/Qt5DBusConfigExtras.cmake.in	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/dbus/Qt5DBusConfigExtras.cmake.in	2019-07-10 09:35:08.919628625 -0500
 @@ -2,11 +2,7 @@
  if (NOT TARGET Qt5::qdbuscpp2xml)
      add_executable(Qt5::qdbuscpp2xml IMPORTED)
@@ -948,7 +961,7 @@ index 1d947159e2..b36865fc48 100644
      _qt5_DBus_check_file_exists(${imported_location})
  
      set_target_properties(Qt5::qdbuscpp2xml PROPERTIES
-@@ -17,11 +13,7 @@ endif()
+@@ -17,11 +13,7 @@
  if (NOT TARGET Qt5::qdbusxml2cpp)
      add_executable(Qt5::qdbusxml2cpp IMPORTED)
  
@@ -961,10 +974,9 @@ index 1d947159e2..b36865fc48 100644
      _qt5_DBus_check_file_exists(${imported_location})
  
      set_target_properties(Qt5::qdbusxml2cpp PROPERTIES
-diff --git a/src/gui/Qt5GuiConfigExtras.cmake.in b/src/gui/Qt5GuiConfigExtras.cmake.in
-index 07869efd7d..fb4183bada 100644
---- a/src/gui/Qt5GuiConfigExtras.cmake.in
-+++ b/src/gui/Qt5GuiConfigExtras.cmake.in
+diff -aur qtbase-everywhere-src-5.12.3-a/src/gui/Qt5GuiConfigExtras.cmake.in qtbase-everywhere-src-5.12.3-b/src/gui/Qt5GuiConfigExtras.cmake.in
+--- qtbase-everywhere-src-5.12.3-a/src/gui/Qt5GuiConfigExtras.cmake.in	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/gui/Qt5GuiConfigExtras.cmake.in	2019-07-10 09:35:08.919628625 -0500
 @@ -2,7 +2,7 @@
  !!IF !isEmpty(CMAKE_ANGLE_EGL_DLL_RELEASE)
  
@@ -974,7 +986,7 @@ index 07869efd7d..fb4183bada 100644
  !!ELSE
  set(Qt5Gui_EGL_INCLUDE_DIRS \"$$CMAKE_INCLUDE_DIR/QtANGLE\")
  !!ENDIF
-@@ -17,13 +17,13 @@ macro(_populate_qt5gui_gl_target_properties TargetName Configuration LIB_LOCATIO
+@@ -17,13 +17,13 @@
      set_property(TARGET Qt5::${TargetName} APPEND PROPERTY IMPORTED_CONFIGURATIONS ${Configuration})
  
  !!IF isEmpty(CMAKE_DLL_DIR_IS_ABSOLUTE)
@@ -990,11 +1002,10 @@ index 07869efd7d..fb4183bada 100644
  !!ELSE
      set(imported_implib \"$${CMAKE_LIB_DIR}${IMPLIB_LOCATION}\")
  !!ENDIF
-diff --git a/src/plugins/platforminputcontexts/compose/generator/qtablegenerator.cpp b/src/plugins/platforminputcontexts/compose/generator/qtablegenerator.cpp
-index b5a0a5bbeb..6c20305f4d 100644
---- a/src/plugins/platforminputcontexts/compose/generator/qtablegenerator.cpp
-+++ b/src/plugins/platforminputcontexts/compose/generator/qtablegenerator.cpp
-@@ -265,12 +265,9 @@ void TableGenerator::initPossibleLocations()
+diff -aur qtbase-everywhere-src-5.12.3-a/src/plugins/platforminputcontexts/compose/generator/qtablegenerator.cpp qtbase-everywhere-src-5.12.3-b/src/plugins/platforminputcontexts/compose/generator/qtablegenerator.cpp
+--- qtbase-everywhere-src-5.12.3-a/src/plugins/platforminputcontexts/compose/generator/qtablegenerator.cpp	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/plugins/platforminputcontexts/compose/generator/qtablegenerator.cpp	2019-07-10 09:35:08.919628625 -0500
+@@ -265,12 +265,9 @@
      m_possibleLocations.reserve(7);
      if (qEnvironmentVariableIsSet("QTCOMPOSE"))
          m_possibleLocations.append(QString::fromLocal8Bit(qgetenv("QTCOMPOSE")));
@@ -1008,11 +1019,10 @@ index b5a0a5bbeb..6c20305f4d 100644
  }
  
  QString TableGenerator::findComposeFile()
-diff --git a/src/plugins/platforms/xcb/qxcbcursor.cpp b/src/plugins/platforms/xcb/qxcbcursor.cpp
-index 57629ac03a..8a7f219a98 100644
---- a/src/plugins/platforms/xcb/qxcbcursor.cpp
-+++ b/src/plugins/platforms/xcb/qxcbcursor.cpp
-@@ -316,10 +316,10 @@ QXcbCursor::QXcbCursor(QXcbConnection *conn, QXcbScreen *screen)
+diff -aur qtbase-everywhere-src-5.12.3-a/src/plugins/platforms/xcb/qxcbcursor.cpp qtbase-everywhere-src-5.12.3-b/src/plugins/platforms/xcb/qxcbcursor.cpp
+--- qtbase-everywhere-src-5.12.3-a/src/plugins/platforms/xcb/qxcbcursor.cpp	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/plugins/platforms/xcb/qxcbcursor.cpp	2019-07-10 09:35:08.919628625 -0500
+@@ -317,10 +317,10 @@
  #if QT_CONFIG(xcb_xlib) && QT_CONFIG(library)
      static bool function_ptrs_not_initialized = true;
      if (function_ptrs_not_initialized) {
@@ -1025,10 +1035,10 @@ index 57629ac03a..8a7f219a98 100644
              xcursorFound = xcursorLib.load();
          }
          if (xcursorFound) {
-diff --git a/src/plugins/platformthemes/gtk3/main.cpp b/src/plugins/platformthemes/gtk3/main.cpp
-index fb1c425d8e..bb8bab9795 100644
---- a/src/plugins/platformthemes/gtk3/main.cpp
-+++ b/src/plugins/platformthemes/gtk3/main.cpp
+Only in qtbase-everywhere-src-5.12.3-b/src/plugins/platforms/xcb: qxcbcursor.cpp.orig
+diff -aur qtbase-everywhere-src-5.12.3-a/src/plugins/platformthemes/gtk3/main.cpp qtbase-everywhere-src-5.12.3-b/src/plugins/platformthemes/gtk3/main.cpp
+--- qtbase-everywhere-src-5.12.3-a/src/plugins/platformthemes/gtk3/main.cpp	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/plugins/platformthemes/gtk3/main.cpp	2019-07-10 09:35:08.919628625 -0500
 @@ -39,6 +39,7 @@
  
  #include <qpa/qplatformthemeplugin.h>
@@ -1037,7 +1047,7 @@ index fb1c425d8e..bb8bab9795 100644
  
  QT_BEGIN_NAMESPACE
  
-@@ -54,8 +55,22 @@ public:
+@@ -54,8 +55,22 @@
  QPlatformTheme *QGtk3ThemePlugin::create(const QString &key, const QStringList &params)
  {
      Q_UNUSED(params);
@@ -1061,10 +1071,21 @@ index fb1c425d8e..bb8bab9795 100644
  
      return 0;
  }
-diff --git a/src/testlib/qtestassert.h b/src/testlib/qtestassert.h
-index 6498ea84ef..d821ced7fc 100644
---- a/src/testlib/qtestassert.h
-+++ b/src/testlib/qtestassert.h
+diff -aur qtbase-everywhere-src-5.12.3-a/src/testlib/qappletestlogger.cpp qtbase-everywhere-src-5.12.3-b/src/testlib/qappletestlogger.cpp
+--- qtbase-everywhere-src-5.12.3-a/src/testlib/qappletestlogger.cpp	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/testlib/qappletestlogger.cpp	2019-07-10 09:35:08.920628655 -0500
+@@ -43,7 +43,7 @@
+ 
+ QT_BEGIN_NAMESPACE
+ 
+-#if defined(QT_USE_APPLE_UNIFIED_LOGGING)
++#if defined(QT_USE_APPLE_UNIFIED_LOGGING) && 0
+ 
+ using namespace QTestPrivate;
+ 
+diff -aur qtbase-everywhere-src-5.12.3-a/src/testlib/qtestassert.h qtbase-everywhere-src-5.12.3-b/src/testlib/qtestassert.h
+--- qtbase-everywhere-src-5.12.3-a/src/testlib/qtestassert.h	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/testlib/qtestassert.h	2019-07-10 09:35:08.919628625 -0500
 @@ -44,10 +44,13 @@
  
  QT_BEGIN_NAMESPACE
@@ -1081,11 +1102,10 @@ index 6498ea84ef..d821ced7fc 100644
  
  QT_END_NAMESPACE
  
-diff --git a/src/widgets/Qt5WidgetsConfigExtras.cmake.in b/src/widgets/Qt5WidgetsConfigExtras.cmake.in
-index 99d87e2e46..a4eab2aa72 100644
---- a/src/widgets/Qt5WidgetsConfigExtras.cmake.in
-+++ b/src/widgets/Qt5WidgetsConfigExtras.cmake.in
-@@ -3,7 +3,7 @@ if (NOT TARGET Qt5::uic)
+diff -aur qtbase-everywhere-src-5.12.3-a/src/widgets/Qt5WidgetsConfigExtras.cmake.in qtbase-everywhere-src-5.12.3-b/src/widgets/Qt5WidgetsConfigExtras.cmake.in
+--- qtbase-everywhere-src-5.12.3-a/src/widgets/Qt5WidgetsConfigExtras.cmake.in	2019-04-09 04:51:26.000000000 -0500
++++ qtbase-everywhere-src-5.12.3-b/src/widgets/Qt5WidgetsConfigExtras.cmake.in	2019-07-10 09:35:08.919628625 -0500
+@@ -3,7 +3,7 @@
      add_executable(Qt5::uic IMPORTED)
  
  !!IF isEmpty(CMAKE_BIN_DIR_IS_ABSOLUTE)
@@ -1094,63 +1114,33 @@ index 99d87e2e46..a4eab2aa72 100644
  !!ELSE
      set(imported_location \"$${CMAKE_BIN_DIR}uic$$CMAKE_BIN_SUFFIX\")
  !!ENDIF
-diff --git a/src/corelib/kernel/qcore_mac_p.h b/src/corelib/kernel/qcore_mac_p.h
-index b14a494296..779c4eda95 100644
---- a/src/corelib/kernel/qcore_mac_p.h
-+++ b/src/corelib/kernel/qcore_mac_p.h
-@@ -211,7 +211,7 @@ private:
- 
- // --------------------------------------------------------------------------
- 
--#if !defined(QT_BOOTSTRAPPED)
-+#if 0
- 
- QT_END_NAMESPACE
- #include <os/activity.h>
-@@ -289,7 +289,19 @@ QT_MAC_WEAK_IMPORT(_os_activity_current);
- 
- #define QT_APPLE_SCOPED_LOG_ACTIVITY(...) QAppleLogActivity scopedLogActivity = QT_APPLE_LOG_ACTIVITY(__VA_ARGS__).enter();
- 
--#endif // !defined(QT_BOOTSTRAPPED)
-+#else // !defined(QT_BOOTSTRAPPED)
-+
-+#define QT_APPLE_LOG_ACTIVITY_WITH_PARENT3(...)
-+#define QT_APPLE_LOG_ACTIVITY_WITH_PARENT2(...)
-+#define QT_APPLE_LOG_ACTIVITY_WITH_PARENT(...)
-+
-+#define QT_APPLE_LOG_ACTIVITY2(...)
-+#define QT_APPLE_LOG_ACTIVITY1(...)
-+#define QT_APPLE_LOG_ACTIVITY(...)
-+
-+#define QT_APPLE_SCOPED_LOG_ACTIVITY(...)
-+
-+#endif
- 
- // -------------------------------------------------------------------------
- 
-diff --git a/src/testlib/qappletestlogger.cpp b/src/testlib/qappletestlogger.cpp
-index 2c1005ad80..244147ea7d 100644
---- a/src/testlib/qappletestlogger.cpp
-+++ b/src/testlib/qappletestlogger.cpp
-@@ -43,7 +43,7 @@
- 
- QT_BEGIN_NAMESPACE
- 
--#if defined(QT_USE_APPLE_UNIFIED_LOGGING)
-+#if defined(QT_USE_APPLE_UNIFIED_LOGGING) && 0
- 
- using namespace QTestPrivate;
- 
-diff --git a/src/testlib/qtestlog.cpp b/src/testlib/qtestlog.cpp
-index 1268730cc6..a50e9b0764 100644
---- a/src/testlib/qtestlog.cpp
-+++ b/src/testlib/qtestlog.cpp
-@@ -524,7 +524,7 @@ void QTestLog::addLogger(LogMode mode, const char *filename)
- #endif
-     }
- 
--#if defined(QT_USE_APPLE_UNIFIED_LOGGING)
-+#if defined(QT_USE_APPLE_UNIFIED_LOGGING) && 0
-     // Logger that also feeds messages to AUL. It needs to wrap the existing
-     // logger, as it needs to be able to short circuit the existing logger
-     // in case AUL prints to stderr.
+diff --git a/mkspecs/features/mac/sdk.mk b/mkspecs/features/mac/sdk.mk
+index c40f58c987..e69de29bb2 100644
+--- a/mkspecs/features/mac/sdk.mk
++++ b/mkspecs/features/mac/sdk.mk
+@@ -1,25 +0,0 @@
+-
+-ifeq ($(QT_MAC_SDK_NO_VERSION_CHECK),)
+-    CHECK_SDK_COMMAND = /usr/bin/xcrun --sdk $(EXPORT_QMAKE_MAC_SDK) -show-sdk-version 2>&1
+-    CURRENT_MAC_SDK_VERSION := $(shell DEVELOPER_DIR=$(EXPORT_QMAKE_XCODE_DEVELOPER_PATH) $(CHECK_SDK_COMMAND))
+-    ifneq ($(CURRENT_MAC_SDK_VERSION),$(EXPORT_QMAKE_MAC_SDK_VERSION))
+-        # We don't want to complain about out of date SDK unless the target needs to be remade.
+-        # This covers use-cases such as running 'make check' after moving the build to a
+-        # computer without Xcode or with a different Xcode version.
+-        TARGET_UP_TO_DATE := $(shell QT_MAC_SDK_NO_VERSION_CHECK=1 $(MAKE) --question $(QMAKE_TARGET) && echo 1 || echo 0)
+-        ifeq ($(TARGET_UP_TO_DATE),0)
+-            ifneq ($(findstring missing DEVELOPER_DIR path,$(CURRENT_MAC_SDK_VERSION)),)
+-                $(info The developer dir $(EXPORT_QMAKE_XCODE_DEVELOPER_PATH) is no longer valid.)
+-            else ifneq ($(findstring SDK "$(EXPORT_QMAKE_MAC_SDK)" cannot be located,$(CURRENT_MAC_SDK_VERSION)),)
+-                $(info The developer dir $(EXPORT_QMAKE_XCODE_DEVELOPER_PATH) no longer contains the $(EXPORT_QMAKE_MAC_SDK_VERSION) platform SDK.)
+-            else ifneq ($(CURRENT_MAC_SDK_VERSION),)
+-                $(info The platform SDK has been changed from version $(EXPORT_QMAKE_MAC_SDK_VERSION) to version $(CURRENT_MAC_SDK_VERSION).)
+-            else
+-                $(info Unknown error resolving current platform SDK version.)
+-            endif
+-            $(info This requires a fresh build. Please wipe the build directory completely,)
+-            $(info including any .qmake.stash and .qmake.cache files generated by qmake.)
+-            $(error ^)
+-        endif
+-    endif
+-endif
diff --git a/nixpkgs/pkgs/development/libraries/qt-5/5.12/qtwebengine-CVE-2019-5786.patch b/nixpkgs/pkgs/development/libraries/qt-5/5.12/qtwebengine-CVE-2019-5786.patch
deleted file mode 100644
index ec9a432ea708..000000000000
--- a/nixpkgs/pkgs/development/libraries/qt-5/5.12/qtwebengine-CVE-2019-5786.patch
+++ /dev/null
@@ -1,26 +0,0 @@
---- a/src/3rdparty/chromium/third_party/blink/renderer/core/fileapi/file_reader_loader.cc
-+++ b/src/3rdparty/chromium/third_party/blink/renderer/core/fileapi/file_reader_loader.cc
-@@ -135,14 +135,16 @@
-   if (!raw_data_ || error_code_)
-     return nullptr;
- 
--  DOMArrayBuffer* result = DOMArrayBuffer::Create(raw_data_->ToArrayBuffer());
--  if (finished_loading_) {
--    array_buffer_result_ = result;
--    AdjustReportedMemoryUsageToV8(
--        -1 * static_cast<int64_t>(raw_data_->ByteLength()));
--    raw_data_.reset();
-+  if (!finished_loading_) {
-+    return DOMArrayBuffer::Create(
-+        ArrayBuffer::Create(raw_data_->Data(), raw_data_->ByteLength()));
-   }
--  return result;
-+  array_buffer_result_ = DOMArrayBuffer::Create(raw_data_->ToArrayBuffer());
-+  AdjustReportedMemoryUsageToV8(-1 *
-+                                static_cast<int64_t>(raw_data_->ByteLength()));
-+
-+  raw_data_.reset();
-+  return array_buffer_result_;
- }
- 
- String FileReaderLoader::StringResult() {
diff --git a/nixpkgs/pkgs/development/libraries/qt-5/5.12/srcs.nix b/nixpkgs/pkgs/development/libraries/qt-5/5.12/srcs.nix
index d83edc97e94f..ce567c3a2bcd 100644
--- a/nixpkgs/pkgs/development/libraries/qt-5/5.12/srcs.nix
+++ b/nixpkgs/pkgs/development/libraries/qt-5/5.12/srcs.nix
@@ -3,323 +3,323 @@
 
 {
   qt3d = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qt3d-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1nii8qz8791ripmqd158qah40j2dj50zn7lmqksqz8gz2jfdqam1";
-      name = "qt3d-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qt3d-everywhere-src-5.12.3.tar.xz";
+      sha256 = "8997f07c816bbc6dd43fc2171801178bc65e704d35039998530cfa49837eaa7d";
+      name = "qt3d-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtactiveqt = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtactiveqt-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0gkdx3mc6ysqlf0ci77kf9c961dc9sbi4j3z5q237d1w4js7ca52";
-      name = "qtactiveqt-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtactiveqt-everywhere-src-5.12.3.tar.xz";
+      sha256 = "15a5fde0a069f402bea9f422d8d2c46af440d202122c6307c2a6be642d20dc0f";
+      name = "qtactiveqt-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtandroidextras = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtandroidextras-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0s083ngvya8bknp0bvgb3hyk6zr8shg8rmkzn98956dqz0xs3agm";
-      name = "qtandroidextras-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtandroidextras-everywhere-src-5.12.3.tar.xz";
+      sha256 = "866b3fbcfc2cbebdb83b5adec4e5d0bd29b0e0b0762d66fb3fef0b400e37254f";
+      name = "qtandroidextras-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtbase = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtbase-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1jzfx8c0hzch0kmz2m4vkn65s7ikiymnm29lsymil4hfg0fj40sy";
-      name = "qtbase-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtbase-everywhere-src-5.12.3.tar.xz";
+      sha256 = "fddfd8852ef7503febeed67b876d1425160869ae2b1ae8e10b3fb0fedc5fe701";
+      name = "qtbase-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtcanvas3d = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtcanvas3d-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0a61z5amp409aq9v7j0fyk003fbz2i247idl7lgfbl4qqh0ry6xj";
-      name = "qtcanvas3d-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtcanvas3d-everywhere-src-5.12.3.tar.xz";
+      sha256 = "c0821f1232c6bcd00648af9a5d1eade8e0397c6bfff60621e0fcdfc75561baea";
+      name = "qtcanvas3d-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtcharts = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtcharts-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0l6lrrwqbqaf6agsghaw4ysm2vb6b4n9j5lgrs1i0q8h9i51rmww";
-      name = "qtcharts-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtcharts-everywhere-src-5.12.3.tar.xz";
+      sha256 = "820c94b2bf5d73e921fe99be1e3a03a6f012d96574a08e504d68db237522b3a9";
+      name = "qtcharts-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtconnectivity = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtconnectivity-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1912a4my72wcqmmdyj24wkwq9p9ih4gzzzvgiq75pfwyhnxa3g4f";
-      name = "qtconnectivity-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtconnectivity-everywhere-src-5.12.3.tar.xz";
+      sha256 = "01518cee71a8d53b9c2387f8c7facbcc2c4d63ab3b79462edfa06ba3bfeae661";
+      name = "qtconnectivity-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtdatavis3d = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtdatavis3d-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0czlj088gf2r6w5ahh0p8n36lbwmds86mxqijshmhzax5cspxnjf";
-      name = "qtdatavis3d-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtdatavis3d-everywhere-src-5.12.3.tar.xz";
+      sha256 = "f6d073c4575542f8ff6de3ac3b6e8dde6ae2d87e98119de7a13bc984aa967313";
+      name = "qtdatavis3d-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtdeclarative = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtdeclarative-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0yr29hm3bqlwxcmna0bzyxw8k4hw3x8k3k4iiw2sw52p5c85izag";
-      name = "qtdeclarative-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtdeclarative-everywhere-src-5.12.3.tar.xz";
+      sha256 = "839881cd6996e35c351bc7d560372ebb91e61f3688957c33248c4f31ea007fa7";
+      name = "qtdeclarative-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtdoc = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtdoc-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1k8caa1nmc9nrhb29vq1qzaz608klnjxy509w6ppxlzz2zbpcr9h";
-      name = "qtdoc-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtdoc-everywhere-src-5.12.3.tar.xz";
+      sha256 = "ce5e9d0f48d108c48d742ab2127ead735270d7b525103c6cf409683d7fc8334f";
+      name = "qtdoc-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtgamepad = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtgamepad-everywhere-src-5.12.0.tar.xz";
-      sha256 = "14b0np15gm5lzvip33pg6w9dfs065wwdfz18na28bhbxj6wh06ac";
-      name = "qtgamepad-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtgamepad-everywhere-src-5.12.3.tar.xz";
+      sha256 = "5d046869e9646912936e3622efa755d85ccc8eddba91f5b12880cfb5e6489642";
+      name = "qtgamepad-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtgraphicaleffects = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtgraphicaleffects-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0m9l031zhw8il66ld8bj1lwqlc2xx89nl6dvssz1kl2d5nqqy1c1";
-      name = "qtgraphicaleffects-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtgraphicaleffects-everywhere-src-5.12.3.tar.xz";
+      sha256 = "772c98a009cc82ac290f868906c5aa719e4608ef3c5905d69ef7402b15924a73";
+      name = "qtgraphicaleffects-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtimageformats = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtimageformats-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0bkkk5skpplwfbqv7g41rhgynyxs3khvf8gk2rl2gdixdplpv42z";
-      name = "qtimageformats-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtimageformats-everywhere-src-5.12.3.tar.xz";
+      sha256 = "db5a9e784f9c327c1e6830b1550311024cc91202d3b8dde82cd0944164298be2";
+      name = "qtimageformats-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtlocation = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtlocation-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0ja4cwj59y1xhwwf4f5gzr0fdrrsxbh14g2x812n03x0yd6i78xh";
-      name = "qtlocation-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtlocation-everywhere-src-5.12.3.tar.xz";
+      sha256 = "52d589be2852ada0c000b06cc411b61e521cd0797470be567fd1625bcc9d75c6";
+      name = "qtlocation-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtmacextras = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtmacextras-everywhere-src-5.12.0.tar.xz";
-      sha256 = "00xhkj66i3srwmzzin1mcx9m94l5ns08f93c1za3wl23ani7n2nr";
-      name = "qtmacextras-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtmacextras-everywhere-src-5.12.3.tar.xz";
+      sha256 = "38dedd29d07ea9e4e92a7ef28f9e03c06cf9a1525aee4f8084310c519f5b47ed";
+      name = "qtmacextras-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtmultimedia = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtmultimedia-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1a96x6c2w9rs6vfsdcnzmmad4w32dxy2dvismldcwmwcq2whqjsw";
-      name = "qtmultimedia-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtmultimedia-everywhere-src-5.12.3.tar.xz";
+      sha256 = "a30beeb37fb284d93522e29c01fb8d12726f40e9248e80b70b1f8ab60197a301";
+      name = "qtmultimedia-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtnetworkauth = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtnetworkauth-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0x877ra8375pf8d8p6hgdkyw8yzjqfca6rgki6vi1q8fyi31j4a1";
-      name = "qtnetworkauth-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtnetworkauth-everywhere-src-5.12.3.tar.xz";
+      sha256 = "dd6bf334be29fb82adaeecb184779328b4ad33a069528b9954d9c07f2d889332";
+      name = "qtnetworkauth-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtpurchasing = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtpurchasing-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1nk0dp247v1rfbnj84g99zsj6iv86pq32f478r92adz9qcgfs2yr";
-      name = "qtpurchasing-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtpurchasing-everywhere-src-5.12.3.tar.xz";
+      sha256 = "a848f1e1022af38571f5ab0c4ec4b904c12fa6ef19154d44abbcaeb35156753e";
+      name = "qtpurchasing-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtquickcontrols = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtquickcontrols-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0wyd24aphpixi3k9vbxw73z3dy1xnf8hwc99wimr5mpf1cj67yrb";
-      name = "qtquickcontrols-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtquickcontrols-everywhere-src-5.12.3.tar.xz";
+      sha256 = "68ae03b35eaa44a24c3f663b842252053c9f2b00b18841fd39ff7d2150986f46";
+      name = "qtquickcontrols-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtquickcontrols2 = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtquickcontrols2-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1ikxj32rd9pipnrz81l5ln700lnw8w6bx573w01x424sx0p7wxw9";
-      name = "qtquickcontrols2-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtquickcontrols2-everywhere-src-5.12.3.tar.xz";
+      sha256 = "e855e8369c3cb5a2ebcd2028a2a195ba73945fd9d5bc26134706c2fa14e99b3a";
+      name = "qtquickcontrols2-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtremoteobjects = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtremoteobjects-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0pwx2m17yw1qqv8qigfndgj1yd5kq8w5cbiaqlw4zdk1m6jd0h09";
-      name = "qtremoteobjects-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtremoteobjects-everywhere-src-5.12.3.tar.xz";
+      sha256 = "3475a409127739930e0bf833cea5f7f605adc66ab25fac39b72ce4bf3039cc42";
+      name = "qtremoteobjects-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtscript = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtscript-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1a7ziipvy8cfmrpw2b868167sw21zrqhfv2la0w9vs6hwli1mzlp";
-      name = "qtscript-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtscript-everywhere-src-5.12.3.tar.xz";
+      sha256 = "0f37bf032a2370bd08667aad053f5a57717ea49596c16bf6cfb32b0d6e5c1f9e";
+      name = "qtscript-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtscxml = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtscxml-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0syx3bx9pxxrsxanfv245ifppjhbj7sbrndh8il86xlrcr9cwvnw";
-      name = "qtscxml-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtscxml-everywhere-src-5.12.3.tar.xz";
+      sha256 = "70c4b1f8e23560cf54e69aeb3ded4078434e6f78e1b9573fbad1ddace5fc4b19";
+      name = "qtscxml-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtsensors = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtsensors-everywhere-src-5.12.0.tar.xz";
-      sha256 = "19n5vlx0j5a0h86mpgs86qzsxbyq8fcrls7yqnjdaw0zga234cf5";
-      name = "qtsensors-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtsensors-everywhere-src-5.12.3.tar.xz";
+      sha256 = "7f63fedf60fdf110a3fc529568c7226d7acd59cc5eaee908f4d5a969e34005fc";
+      name = "qtsensors-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtserialbus = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtserialbus-everywhere-src-5.12.0.tar.xz";
-      sha256 = "16imi82v17n18a5m0i2fcfj6hqdpnzn2z9kdcf6a8h93fv4qd4kb";
-      name = "qtserialbus-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtserialbus-everywhere-src-5.12.3.tar.xz";
+      sha256 = "792cd2d411d2ebd737f5d09580f8db479cd35f2f7e7cedb4412075ef20fcfe4d";
+      name = "qtserialbus-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtserialport = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtserialport-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1fx9fm0418jq05j2hlb52lblq8nr4m0hj8sizi86p708jmb01m2r";
-      name = "qtserialport-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtserialport-everywhere-src-5.12.3.tar.xz";
+      sha256 = "1faf7df4a1f9028bef1ce79330badb4e5cbbba9f717c53cafc5aea41eed1de51";
+      name = "qtserialport-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtspeech = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtspeech-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1yx4wahl7iaj6lgpvnw8pdi2q4wc2fkpzfidd3j1bc98wpna4f8r";
-      name = "qtspeech-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtspeech-everywhere-src-5.12.3.tar.xz";
+      sha256 = "ed211822765744553fb5abeb97058420668b18a50d985061d949a0e068ee64f5";
+      name = "qtspeech-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtsvg = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtsvg-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1kpvqd0p7dblgh26p3a99npqr0wmyg5yv0dcmf78ssrvsy58vrpb";
-      name = "qtsvg-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtsvg-everywhere-src-5.12.3.tar.xz";
+      sha256 = "f666438dbf6816b7534e539b95e3fa4405f11d7e2e2bbcde34f2db5ae0f27dc2";
+      name = "qtsvg-everywhere-src-5.12.3.tar.xz";
     };
   };
   qttools = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qttools-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1hyschrj568h65m3kl35xqz25hpk61vr98r08375vkavdr5y6k2p";
-      name = "qttools-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qttools-everywhere-src-5.12.3.tar.xz";
+      sha256 = "c9e92d2f0d369e44bb1a60e9fa6d970f8d9893d653212305e04be5e6daec2cd8";
+      name = "qttools-everywhere-src-5.12.3.tar.xz";
     };
   };
   qttranslations = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qttranslations-everywhere-src-5.12.0.tar.xz";
-      sha256 = "023m68vdjj75xnbpc1jflyg85amnjc9i6nwv650k0w4n1dp1hksv";
-      name = "qttranslations-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qttranslations-everywhere-src-5.12.3.tar.xz";
+      sha256 = "eefcec0a91c302548f9d948a138b8ec77d78570ce818931bd8475b1bff1205ca";
+      name = "qttranslations-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtvirtualkeyboard = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtvirtualkeyboard-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1nnns0i577zda6qxxd7pxcy06dq0y7lnni8ghn4adh9yl6dvi4yv";
-      name = "qtvirtualkeyboard-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtvirtualkeyboard-everywhere-src-5.12.3.tar.xz";
+      sha256 = "7b83af4527310de4ab81146622f3a46677daabf05556d0e33a2e25ca2aa13b22";
+      name = "qtvirtualkeyboard-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtwayland = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtwayland-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1mvyv4wkcxj4h3q0mqw53zb1d0pahf8mz3r29kckadvk64djsp2m";
-      name = "qtwayland-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtwayland-everywhere-src-5.12.3.tar.xz";
+      sha256 = "f0b45ad84180730e2d5a1249eb20c6357869b4b78f45eb266c2f2b17f77d86ff";
+      name = "qtwayland-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtwebchannel = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtwebchannel-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1w2b31d7xjzdcgwkb4mz3qrl9ci7c9l4c3v4h8y59isip45g66l5";
-      name = "qtwebchannel-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtwebchannel-everywhere-src-5.12.3.tar.xz";
+      sha256 = "72d1620bcc94e14caa91ddf344c84cd1288aa9479e00b1bb3b5e51f92efe088a";
+      name = "qtwebchannel-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtwebengine = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtwebengine-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0z38ad25n7ckylxnmqrxy95ds4pn7i5k7qxh856zgq1h18wiwn5x";
-      name = "qtwebengine-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtwebengine-everywhere-src-5.12.3.tar.xz";
+      sha256 = "3ff3bac12d75aa0f3fd993bb7077fe411f7b0e6a3993af6f8b039d48e3dc4317";
+      name = "qtwebengine-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtwebglplugin = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtwebglplugin-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0bk5dg33kn2l5lmgd6slsrs9xg15x9h9li91lr1q7qs67b8kl8k5";
-      name = "qtwebglplugin-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtwebglplugin-everywhere-src-5.12.3.tar.xz";
+      sha256 = "23da63013101e97c4e663bb4f6dbb1c7b4386679c634680d3b8d79bcc59d26b3";
+      name = "qtwebglplugin-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtwebsockets = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtwebsockets-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0gzwfjnlgcijym5bn9gi93qlvzizrhf1q9dq06576419sg0s2ka4";
-      name = "qtwebsockets-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtwebsockets-everywhere-src-5.12.3.tar.xz";
+      sha256 = "258883225c5e089015c4036f31019aa8f5bb013ecd8eecd193342e606319a577";
+      name = "qtwebsockets-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtwebview = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtwebview-everywhere-src-5.12.0.tar.xz";
-      sha256 = "11b16b31bxcazqzg1ag9rzh4gj9pif2cf3jz2mj1sdprxp22ra5p";
-      name = "qtwebview-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtwebview-everywhere-src-5.12.3.tar.xz";
+      sha256 = "f904e7fd7e755527e5bc4633c6f7c144065a3ffea473bf01fffb730385a983c5";
+      name = "qtwebview-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtwinextras = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtwinextras-everywhere-src-5.12.0.tar.xz";
-      sha256 = "1l6s140vrfxb9ar4p1dq9w2gfk3zvgrpqdxbbzs4ngfpwk6mlky6";
-      name = "qtwinextras-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtwinextras-everywhere-src-5.12.3.tar.xz";
+      sha256 = "2b6319f7dd19fc19b028685c163a69f0a10e610d7554411d4660c1b5e42ada3b";
+      name = "qtwinextras-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtx11extras = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtx11extras-everywhere-src-5.12.0.tar.xz";
-      sha256 = "114b4akzpcgx57c6gkl558bl0mbasi34r22fmq3ny84dhvlv9m06";
-      name = "qtx11extras-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtx11extras-everywhere-src-5.12.3.tar.xz";
+      sha256 = "85e3ae5177970c2d8656226d7535d0dff5764c100e55a79a59161d80754ba613";
+      name = "qtx11extras-everywhere-src-5.12.3.tar.xz";
     };
   };
   qtxmlpatterns = {
-    version = "5.12.0";
+    version = "5.12.3";
     src = fetchurl {
-      url = "${mirror}/official_releases/qt/5.12/5.12.0/submodules/qtxmlpatterns-everywhere-src-5.12.0.tar.xz";
-      sha256 = "0xckcw1j6f5l92c269pb8cx77d21sghp7m7dc05jl1dqmyy7jqpk";
-      name = "qtxmlpatterns-everywhere-src-5.12.0.tar.xz";
+      url = "${mirror}/official_releases/qt/5.12/5.12.3/submodules/qtxmlpatterns-everywhere-src-5.12.3.tar.xz";
+      sha256 = "e0b98e7c92cd791a9b354d090788347db78f14c47579384fe22d0b650c1d8a61";
+      name = "qtxmlpatterns-everywhere-src-5.12.3.tar.xz";
     };
   };
 }
diff --git a/nixpkgs/pkgs/development/libraries/qt-5/modules/qtbase.nix b/nixpkgs/pkgs/development/libraries/qt-5/modules/qtbase.nix
index 2c300d1c2f16..8250e42a1b6c 100644
--- a/nixpkgs/pkgs/development/libraries/qt-5/modules/qtbase.nix
+++ b/nixpkgs/pkgs/development/libraries/qt-5/modules/qtbase.nix
@@ -234,6 +234,8 @@ stdenv.mkDerivation {
       "-widgets"
       "-opengl desktop"
       "-icu"
+      "-L" "${icu.out}/lib"
+      "-I" "${icu.dev}/include"
       "-pch"
     ]
     ++ lib.optionals (compareVersion "5.11.0" < 0)
@@ -270,10 +272,18 @@ stdenv.mkDerivation {
 
     ++ [
       "-system-zlib"
+      "-L" "${zlib.out}/lib"
+      "-I" "${zlib.dev}/include"
       "-system-libjpeg"
+      "-L" "${libjpeg.out}/lib"
+      "-I" "${libjpeg.dev}/include"
       "-system-harfbuzz"
+      "-L" "${harfbuzz.out}/lib"
+      "-I" "${harfbuzz.dev}/include"
       "-system-pcre"
       "-openssl-linked"
+      "-L" "${openssl.out}/lib"
+      "-I" "${openssl.dev}/include"
       "-system-sqlite"
       ''-${if mysql != null then "plugin" else "no"}-sql-mysql''
       ''-${if postgresql != null then "plugin" else "no"}-sql-psql''
@@ -302,10 +312,14 @@ stdenv.mkDerivation {
           "-system-xcb"
           "-xcb"
           "-qpa xcb"
+          "-L" "${libX11.out}/lib"
+          "-I" "${libX11.out}/include"
+          "-L" "${libXext.out}/lib"
+          "-I" "${libXext.out}/include"
+          "-L" "${libXrender.out}/lib"
+          "-I" "${libXrender.out}/include"
 
-          "-system-xkbcommon"
           "-libinput"
-          "-xkbcommon-evdev"
 
           "-no-eglfs"
           "-no-gbm"
@@ -326,6 +340,19 @@ stdenv.mkDerivation {
           "-no-feature-renameat2"
           "-no-feature-getentropy"
         ]
+        ++ lib.optionals (compareVersion "5.12.1" < 0) [
+          # use -xkbcommon and -xkbcommon-evdev for versions before 5.12.1
+          "-system-xkbcommon"
+          "-xkbcommon-evdev"
+        ]
+        ++ lib.optionals (cups != null) [
+          "-L" "${cups.lib}/lib"
+          "-I" "${cups.dev}/include"
+        ]
+        ++ lib.optionals (mysql != null) [
+          "-L" "${mysql.out}/lib"
+          "-I" "${mysql.out}/include"
+        ]
     );
 
   enableParallelBuilding = true;
diff --git a/nixpkgs/pkgs/development/libraries/qt-mobility/default.nix b/nixpkgs/pkgs/development/libraries/qt-mobility/default.nix
index ae99035d2267..b7857372d1cd 100644
--- a/nixpkgs/pkgs/development/libraries/qt-mobility/default.nix
+++ b/nixpkgs/pkgs/development/libraries/qt-mobility/default.nix
@@ -3,7 +3,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.2.0";
-  name = "qt-mobility-${version}";
+  pname = "qt-mobility";
   src = fetchFromGitHub {
     owner = "qtproject";
     repo = "qt-mobility";
diff --git a/nixpkgs/pkgs/development/libraries/qtinstaller/default.nix b/nixpkgs/pkgs/development/libraries/qtinstaller/default.nix
index 1578593b8aea..3c4c192bd4b9 100644
--- a/nixpkgs/pkgs/development/libraries/qtinstaller/default.nix
+++ b/nixpkgs/pkgs/development/libraries/qtinstaller/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, qtdeclarative , qttools, qtbase, qmake }:
 
 stdenv.mkDerivation rec {
-  name = "qtinstaller-${version}";
+  pname = "qtinstaller";
 
   propagatedBuildInputs = [ qtdeclarative qttools ];
   nativeBuildInputs = [ qmake ];
diff --git a/nixpkgs/pkgs/development/libraries/quesoglc/default.nix b/nixpkgs/pkgs/development/libraries/quesoglc/default.nix
index 84be9876c1cb..2e47a2135657 100644
--- a/nixpkgs/pkgs/development/libraries/quesoglc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/quesoglc/default.nix
@@ -2,9 +2,8 @@
 stdenv.mkDerivation rec {
   pname = "quesoglc";
   version = "0.7.2";
-  name = "${pname}-${version}";
   src = fetchurl {
-    url = "mirror://sourceforge/${pname}/${name}.tar.bz2";
+    url = "mirror://sourceforge/${pname}/${pname}-${version}.tar.bz2";
     sha256 = "0cf9ljdzii5d4i2m23gdmf3kn521ljcldzq69lsdywjid3pg5zjl";
   };
   buildInputs = [ libGLU_combined glew freetype fontconfig fribidi libX11 ];
diff --git a/nixpkgs/pkgs/development/libraries/quickder/default.nix b/nixpkgs/pkgs/development/libraries/quickder/default.nix
index 35d16ee5e19b..14bfd40a5932 100644
--- a/nixpkgs/pkgs/development/libraries/quickder/default.nix
+++ b/nixpkgs/pkgs/development/libraries/quickder/default.nix
@@ -3,7 +3,6 @@
 
 stdenv.mkDerivation rec {
   pname = "quickder";
-  name = "${pname}-${version}";
   version = "1.2-6";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/qxt/default.nix b/nixpkgs/pkgs/development/libraries/qxt/default.nix
index 5ed05ec6b322..79d4d6524241 100644
--- a/nixpkgs/pkgs/development/libraries/qxt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/qxt/default.nix
@@ -1,7 +1,7 @@
 { stdenv, which, coreutils, fetchzip, qt4 }:
 
 stdenv.mkDerivation rec {
-  name = "qxt-${version}";
+  pname = "qxt";
   version = "0.6.2";
   
   src = fetchzip {
diff --git a/nixpkgs/pkgs/development/libraries/rabbitmq-c/default.nix b/nixpkgs/pkgs/development/libraries/rabbitmq-c/default.nix
index 286c5c868dff..fe48d99b383c 100644
--- a/nixpkgs/pkgs/development/libraries/rabbitmq-c/default.nix
+++ b/nixpkgs/pkgs/development/libraries/rabbitmq-c/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, openssl, popt, xmlto }:
 
 stdenv.mkDerivation rec {
-  name = "rabbitmq-c-${version}";
+  pname = "rabbitmq-c";
   version = "0.9.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/range-v3/default.nix b/nixpkgs/pkgs/development/libraries/range-v3/default.nix
index 256b756ed45d..e02b22af7565 100644
--- a/nixpkgs/pkgs/development/libraries/range-v3/default.nix
+++ b/nixpkgs/pkgs/development/libraries/range-v3/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "range-v3-${version}";
+  pname = "range-v3";
   version = "0.5.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/rapidcheck/default.nix b/nixpkgs/pkgs/development/libraries/rapidcheck/default.nix
index 9d8ce8cef202..92c42d19af62 100644
--- a/nixpkgs/pkgs/development/libraries/rapidcheck/default.nix
+++ b/nixpkgs/pkgs/development/libraries/rapidcheck/default.nix
@@ -1,7 +1,7 @@
 { stdenv, cmake, fetchFromGitHub }:
 
 stdenv.mkDerivation rec{
-  name = "rapidcheck-${version}";
+  pname = "rapidcheck";
   version = "unstable-2018-09-27";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/rapidjson/default.nix b/nixpkgs/pkgs/development/libraries/rapidjson/default.nix
index a1671aa3e0f9..ea91c1507dc3 100644
--- a/nixpkgs/pkgs/development/libraries/rapidjson/default.nix
+++ b/nixpkgs/pkgs/development/libraries/rapidjson/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchFromGitHub, pkgconfig, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "rapidjson-${version}";
+  pname = "rapidjson";
   version = "1.1.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/rapidxml/default.nix b/nixpkgs/pkgs/development/libraries/rapidxml/default.nix
index 99f880916907..ca072f2ca4b0 100644
--- a/nixpkgs/pkgs/development/libraries/rapidxml/default.nix
+++ b/nixpkgs/pkgs/development/libraries/rapidxml/default.nix
@@ -3,10 +3,9 @@
 stdenv.mkDerivation rec {
   pname = "rapidxml";
   version = "1.13";
-  name = "${pname}-${version}";
 
   src = fetchurl {
-    url = "mirror://sourceforge/${pname}/${name}.zip";
+    url = "mirror://sourceforge/${pname}/${pname}-${version}.zip";
     sha256 = "0w9mbdgshr6sh6a5jr10lkdycjyvapbj7wxwz8hbp0a96y3biw63";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/rdkafka/default.nix b/nixpkgs/pkgs/development/libraries/rdkafka/default.nix
index 9f4fe54e8056..165e9716a977 100644
--- a/nixpkgs/pkgs/development/libraries/rdkafka/default.nix
+++ b/nixpkgs/pkgs/development/libraries/rdkafka/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, zlib, perl, pkgconfig, python, openssl }:
 
 stdenv.mkDerivation rec {
-  name = "rdkafka-${version}";
+  pname = "rdkafka";
   version = "1.0.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/re2/default.nix b/nixpkgs/pkgs/development/libraries/re2/default.nix
index a6a5fbed4fc5..e36b6f9488a5 100644
--- a/nixpkgs/pkgs/development/libraries/re2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/re2/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "re2-${version}";
+  pname = "re2";
   version = "20190401";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/readline/7.0.nix b/nixpkgs/pkgs/development/libraries/readline/7.0.nix
index e96b4f1ebe27..11d5c3780154 100644
--- a/nixpkgs/pkgs/development/libraries/readline/7.0.nix
+++ b/nixpkgs/pkgs/development/libraries/readline/7.0.nix
@@ -2,7 +2,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "readline-${version}";
+  pname = "readline";
   version = "7.0p${toString (builtins.length upstreamPatches)}";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/readline/8.0.nix b/nixpkgs/pkgs/development/libraries/readline/8.0.nix
index eefef9727663..cdc36617c52d 100644
--- a/nixpkgs/pkgs/development/libraries/readline/8.0.nix
+++ b/nixpkgs/pkgs/development/libraries/readline/8.0.nix
@@ -2,7 +2,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "readline-${version}";
+  pname = "readline";
   version = "8.0p${toString (builtins.length upstreamPatches)}";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/rep-gtk/default.nix b/nixpkgs/pkgs/development/libraries/rep-gtk/default.nix
index 681fc3a012fe..a43700ce439e 100644
--- a/nixpkgs/pkgs/development/libraries/rep-gtk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/rep-gtk/default.nix
@@ -3,7 +3,7 @@
 with stdenv.lib;
 stdenv.mkDerivation rec {
 
-  name = "rep-gtk-${version}";
+  pname = "rep-gtk";
   version = "0.90.8.3";
   sourceName = "rep-gtk_${version}";
 
diff --git a/nixpkgs/pkgs/development/libraries/rocksdb/0001-findzlib.patch b/nixpkgs/pkgs/development/libraries/rocksdb/0001-findzlib.patch
deleted file mode 100644
index eb532620773e..000000000000
--- a/nixpkgs/pkgs/development/libraries/rocksdb/0001-findzlib.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 132d3b0..37fec63 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -92,7 +92,7 @@ else()
-   endif()
- 
-   if(WITH_ZLIB)
--    find_package(zlib REQUIRED)
-+	  find_package(ZLIB REQUIRED)
-     add_definitions(-DZLIB)
-     if(ZLIB_INCLUDE_DIRS)
-       # CMake 3
diff --git a/nixpkgs/pkgs/development/libraries/rocksdb/default.nix b/nixpkgs/pkgs/development/libraries/rocksdb/default.nix
index 05ecf0f8f257..1b6b5b1b57bf 100644
--- a/nixpkgs/pkgs/development/libraries/rocksdb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/rocksdb/default.nix
@@ -2,19 +2,21 @@
 
 stdenv.mkDerivation rec {
   pname = "rocksdb";
-  version = "6.1.2";
+  version = "6.2.2";
 
   src = fetchFromGitHub {
     owner = "facebook";
     repo = pname;
     rev = "v${version}";
-    sha256 = "0gy2zjga3r8k9pbn2b0b5fzv4m0h2ip3zmyja1i7fli9n56civ3y";
+    sha256 = "0wz9rfj8gk6gyabh9anl67fqm5dw2z866y1a0k0j2lmcaag537r2";
   };
 
   nativeBuildInputs = [ cmake ];
   buildInputs = [ bzip2 lz4 snappy zlib zstd ];
 
-  patches = [ ./0001-findzlib.patch ];
+  postPatch = ''
+    substituteInPlace CMakeLists.txt --replace "find_package(zlib " "find_package(ZLIB "
+  '';
 
   cmakeFlags = [
     "-DPORTABLE=1"
diff --git a/nixpkgs/pkgs/development/libraries/rote/default.nix b/nixpkgs/pkgs/development/libraries/rote/default.nix
index 195db9a16858..82a2998be1ef 100644
--- a/nixpkgs/pkgs/development/libraries/rote/default.nix
+++ b/nixpkgs/pkgs/development/libraries/rote/default.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, ncurses }:
 
 stdenv.mkDerivation rec {
-  name = "rote-${version}";
+  pname = "rote";
   version = "0.2.8";
 
   src = fetchurl {
     sha256 = "05v1lw99jv4cwxl7spyi7by61j2scpdsvx809x5cga7dm5dhlmky";
-    url = "mirror://sourceforge/rote/${name}.tar.gz";
+    url = "mirror://sourceforge/rote/${pname}-${version}.tar.gz";
   };
 
   buildInputs = [ ncurses ];
diff --git a/nixpkgs/pkgs/development/libraries/safefile/default.nix b/nixpkgs/pkgs/development/libraries/safefile/default.nix
index daa499061c5b..b69cd56d35d0 100644
--- a/nixpkgs/pkgs/development/libraries/safefile/default.nix
+++ b/nixpkgs/pkgs/development/libraries/safefile/default.nix
@@ -1,11 +1,10 @@
 { stdenv, fetchurl, path, runtimeShell }:
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "safefile";
   version = "1.0.5";
 
   src = fetchurl {
-    url = "http://research.cs.wisc.edu/mist/${pname}/releases/${name}.tar.gz";
+    url = "http://research.cs.wisc.edu/mist/${pname}/releases/${pname}-${version}.tar.gz";
     sha256 = "1y0gikds2nr8jk8smhrl617njk23ymmpxyjb2j1xbj0k82xspv78";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/sblim-sfcc/default.nix b/nixpkgs/pkgs/development/libraries/sblim-sfcc/default.nix
index ba0b8f4e996f..9ffa2efc376c 100644
--- a/nixpkgs/pkgs/development/libraries/sblim-sfcc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/sblim-sfcc/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, curl }:
 
 stdenv.mkDerivation rec {
-  name = "sblim-sfcc-${version}";
+  pname = "sblim-sfcc";
   version = "2.2.9"; # this is technically 2.2.9-preview
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/science/benchmark/papi/default.nix b/nixpkgs/pkgs/development/libraries/science/benchmark/papi/default.nix
index f727728943bd..75beddcd22ca 100644
--- a/nixpkgs/pkgs/development/libraries/science/benchmark/papi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/benchmark/papi/default.nix
@@ -4,7 +4,7 @@
 
 stdenv.mkDerivation rec {
   version = "5.6.0";
-  name = "papi-${version}";
+  pname = "papi";
 
   src = fetchurl {
     url = "https://bitbucket.org/icl/papi/get/papi-5-6-0-t.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/science/biology/htslib/default.nix b/nixpkgs/pkgs/development/libraries/science/biology/htslib/default.nix
index 2ee9144b316d..367fc635c8b9 100644
--- a/nixpkgs/pkgs/development/libraries/science/biology/htslib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/biology/htslib/default.nix
@@ -1,12 +1,11 @@
 { stdenv, fetchurl, zlib, bzip2, lzma, curl, perl }:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "htslib";
   version = "1.9";
 
   src = fetchurl {
-    url = "https://github.com/samtools/htslib/releases/download/${version}/${name}.tar.bz2";
+    url = "https://github.com/samtools/htslib/releases/download/${version}/${pname}-${version}.tar.bz2";
     sha256 = "16ljv43sc3fxmv63w7b2ff8m1s7h89xhazwmbm1bicz8axq8fjz0";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/science/biology/mirtk/default.nix b/nixpkgs/pkgs/development/libraries/science/biology/mirtk/default.nix
index 22bcc56c82ab..e6c58b96e5c7 100644
--- a/nixpkgs/pkgs/development/libraries/science/biology/mirtk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/biology/mirtk/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "2.0.0";
-  name = "mirtk-${version}";
+  pname = "mirtk";
 
   src = fetchFromGitHub {
     owner = "BioMedIA";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/QuadProgpp/default.nix b/nixpkgs/pkgs/development/libraries/science/math/QuadProgpp/default.nix
index 4668839ebb9c..d43331464067 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/QuadProgpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/QuadProgpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "QuadProgpp-${version}";
+  pname = "QuadProgpp";
   version = "4b6bd65f09fbff99c172a86d6e96ca74449b323f";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/arpack/default.nix b/nixpkgs/pkgs/development/libraries/science/math/arpack/default.nix
index 05373cd1cbda..36576de05631 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/arpack/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/arpack/default.nix
@@ -7,7 +7,8 @@ let
   version = "3.7.0";
 in
 stdenv.mkDerivation {
-  name = "arpack-${version}";
+  pname = "arpack";
+  inherit version;
 
   src = fetchFromGitHub {
     owner = "opencollab";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/blas/default.nix b/nixpkgs/pkgs/development/libraries/science/math/blas/default.nix
index 286be260052b..9c412f93d137 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/blas/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/blas/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, gfortran }:
 
 stdenv.mkDerivation rec {
-  name = "blas-${version}";
+  pname = "blas";
   version = "3.8.0";
 
   src = fetchurl {
-    url = "http://www.netlib.org/blas/${name}.tgz";
+    url = "http://www.netlib.org/blas/${pname}-${version}.tgz";
     sha256 = "1s24iry5197pskml4iygasw196bdhplj0jmbsb9jhabcjqj2mpsm";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/science/math/brial/default.nix b/nixpkgs/pkgs/development/libraries/science/math/brial/default.nix
index 16850fb1665e..bc276b9923c8 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/brial/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/brial/default.nix
@@ -9,7 +9,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.2.5";
-  name = "brial-${version}";
+  pname = "brial";
 
   src = fetchFromGitHub {
     owner = "BRiAl";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/caffe2/default.nix b/nixpkgs/pkgs/development/libraries/science/math/caffe2/default.nix
index 4746f77a2164..d22858d64d0c 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/caffe2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/caffe2/default.nix
@@ -61,7 +61,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "caffe2-${version}";
+  pname = "caffe2";
   version = "0.8.1";
   src = fetchFromGitHub {
     owner = "caffe2";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/cholmod-extra/default.nix b/nixpkgs/pkgs/development/libraries/science/math/cholmod-extra/default.nix
index 537fcb93a87e..52c775c9a0d0 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/cholmod-extra/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/cholmod-extra/default.nix
@@ -5,8 +5,6 @@ in let
   # SuiteSparse must use the same openblas
   suitesparse = suitesparse_.override { inherit openblas; };
 in stdenv.mkDerivation rec {
-
-  name = "${pname}-${version}";
   pname = "cholmod-extra";
   version = "1.2.0";
 
diff --git a/nixpkgs/pkgs/development/libraries/science/math/clblas/default.nix b/nixpkgs/pkgs/development/libraries/science/math/clblas/default.nix
index 40dbfc53e2cb..8a474e06e556 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/clblas/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/clblas/default.nix
@@ -11,7 +11,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "clblas-${version}";
+  pname = "clblas";
   version = "2.12";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/cliquer/default.nix b/nixpkgs/pkgs/development/libraries/science/math/cliquer/default.nix
index 2441aff9fa30..5193c2db5c5b 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/cliquer/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/cliquer/default.nix
@@ -5,7 +5,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.21";
-  name = "cliquer-${version}";
+  pname = "cliquer";
 
   # autotoolized version of the original cliquer
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/ecos/default.nix b/nixpkgs/pkgs/development/libraries/science/math/ecos/default.nix
index 645a865eb955..77973a954494 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/ecos/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/ecos/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "ecos-${version}";
+  pname = "ecos";
   version = "2.0.6";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/fenics/default.nix b/nixpkgs/pkgs/development/libraries/science/math/fenics/default.nix
index 4ae5ea522555..a93ede63a263 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/fenics/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/fenics/default.nix
@@ -30,7 +30,8 @@ let
   version = "2017.1.0";
 
   dijitso = pythonPackages.buildPythonPackage {
-    name = "dijitso-${version}";
+    pname = "dijitso";
+    inherit version;
     src = fetchurl {
       url = "https://bitbucket.org/fenics-project/dijitso/downloads/dijitso-${version}.tar.gz";
       sha256 = "0mw6mynjmg6yl3l2k33yra2x84s4r6mh44ylhk9znjfk74jra8zg";
@@ -54,7 +55,8 @@ let
   };
 
   fiat = pythonPackages.buildPythonPackage {
-    name = "fiat-${version}";
+    pname = "fiat";
+    inherit version;
     src = fetchurl {
       url = "https://bitbucket.org/fenics-project/fiat/downloads/fiat-${version}.tar.gz";
       sha256 = "156ybz70n4n7p88q4pfkvbmg1xr2ll80inzr423mki0nml0q8a6l";
@@ -72,7 +74,8 @@ let
   };
 
   ufl = pythonPackages.buildPythonPackage {
-    name = "ufl-${version}";
+    pname = "ufl";
+    inherit version;
     src = fetchurl {
       url = "https://bitbucket.org/fenics-project/ufl/downloads/ufl-${version}.tar.gz";
       sha256 = "13ysimmwad429fjjs07j1fw1gq196p021j7mv66hwrljyh8gm1xg";
@@ -90,7 +93,8 @@ let
   };
 
   ffc = pythonPackages.buildPythonPackage {
-    name = "ffc-${version}";
+    pname = "ffc";
+    inherit version;
     src = fetchurl {
       url = "https://bitbucket.org/fenics-project/ffc/downloads/ffc-${version}.tar.gz";
       sha256 = "1cw7zsrjms11xrfg7x9wjd90x3w4v5s1wdwa18xqlycqz7cc8wr0";
@@ -109,7 +113,8 @@ let
   };
 
   instant = pythonPackages.buildPythonPackage {
-    name = "instant-${version}";
+    pname = "instant";
+    inherit version;
     src = fetchurl {
       url = "https://bitbucket.org/fenics-project/instant/downloads/instant-${version}.tar.gz";
       sha256 = "1rsyh6n04w0na2zirfdcdjip8k8ikb8fc2x94fq8ylc3lpcnpx9q";
@@ -125,7 +130,8 @@ let
 
 in
 stdenv.mkDerivation {
-  name = "dolfin-${version}";
+  pname = "dolfin";
+  inherit version;
   src = fetchurl {
     url = "https://bitbucket.org/fenics-project/dolfin/downloads/dolfin-${version}.tar.gz";
     sha256 = "14hfb5q6rz79zmy742s2fiqkb9j2cgh5bsg99v76apcr84nklyds";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/flintqs/default.nix b/nixpkgs/pkgs/development/libraries/science/math/flintqs/default.nix
index 2891429c8578..6fd16535459a 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/flintqs/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/flintqs/default.nix
@@ -7,7 +7,6 @@
 stdenv.mkDerivation rec {
   version = "1.0";
   pname = "flintqs";
-  name = "${pname}-${version}";
 
   src = fetchFromGitHub {
     owner = "sagemath";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/ipopt/default.nix b/nixpkgs/pkgs/development/libraries/science/math/ipopt/default.nix
index 30453086d457..1995fb9c85de 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/ipopt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/ipopt/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, unzip, openblas, gfortran }:
 
 stdenv.mkDerivation rec {
-  name = "ipopt-${version}";
+  pname = "ipopt";
   version = "3.12.13";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/lcalc/default.nix b/nixpkgs/pkgs/development/libraries/science/math/lcalc/default.nix
index 51fbd9f14cb4..0f23f08145e9 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/lcalc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/lcalc/default.nix
@@ -7,7 +7,6 @@
 stdenv.mkDerivation rec {
   version = "1.23";
   pname = "lcalc";
-  name = "${pname}-${version}";
 
   src = fetchurl {
     # original at http://oto.math.uwaterloo.ca/~mrubinst/L_function_public/CODE/L-${version}.tar.gz, no longer available
diff --git a/nixpkgs/pkgs/development/libraries/science/math/libbraiding/default.nix b/nixpkgs/pkgs/development/libraries/science/math/libbraiding/default.nix
index be650f3c3ce8..c8f1138d69ff 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/libbraiding/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/libbraiding/default.nix
@@ -5,7 +5,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.0";
-  name = "libbraiding-${version}";
+  pname = "libbraiding";
 
   src = fetchFromGitHub {
     owner = "miguelmarco";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/libhomfly/default.nix b/nixpkgs/pkgs/development/libraries/science/math/libhomfly/default.nix
index e96ee475d7d2..a2c0dd4fa177 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/libhomfly/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/libhomfly/default.nix
@@ -6,7 +6,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.02r5";
-  name = "llibhomfly-${version}";
+  pname = "llibhomfly";
 
   src = fetchFromGitHub {
     owner = "miguelmarco";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/liblapack/default.nix b/nixpkgs/pkgs/development/libraries/science/math/liblapack/default.nix
index 46538d0022e7..2e5bb5e371f5 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/liblapack/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/liblapack/default.nix
@@ -12,7 +12,8 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "liblapack-${version}";
+  pname = "liblapack";
+  inherit version;
   src = fetchurl {
     url = "http://www.netlib.org/lapack/lapack-${version}.tar.gz";
     sha256 = "1xmwi2mqmipvg950gb0rhgprcps8gy8sjm8ic9rgy2qjlv22rcny";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/lrs/default.nix b/nixpkgs/pkgs/development/libraries/science/math/lrs/default.nix
index 3cf5c3619a9e..b0cfbca5aa33 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/lrs/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/lrs/default.nix
@@ -1,7 +1,6 @@
 {stdenv, fetchurl, gmp}:
 
 stdenv.mkDerivation rec {
-  name = "${pname}-${version}";
   pname = "lrs";
   version = "7.0";
 
diff --git a/nixpkgs/pkgs/development/libraries/science/math/m4ri/default.nix b/nixpkgs/pkgs/development/libraries/science/math/m4ri/default.nix
index b9ee1e2a10d7..b8c4fa671484 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/m4ri/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/m4ri/default.nix
@@ -5,7 +5,7 @@
 
 stdenv.mkDerivation rec {
   version = "20140914";
-  name = "m4ri-${version}";
+  pname = "m4ri";
 
   src = fetchFromBitbucket {
     owner = "malb";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/m4rie/default.nix b/nixpkgs/pkgs/development/libraries/science/math/m4rie/default.nix
index 23fc03655cf3..6a664b1dffff 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/m4rie/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/m4rie/default.nix
@@ -6,7 +6,7 @@
 
 stdenv.mkDerivation rec {
   version = "20150908";
-  name = "m4rie-${version}";
+  pname = "m4rie";
 
   src = fetchFromBitbucket {
     owner = "malb";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/magma/default.nix b/nixpkgs/pkgs/development/libraries/science/math/magma/default.nix
index 8444d88809af..d036e39d01ae 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/magma/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/magma/default.nix
@@ -5,7 +5,8 @@ with stdenv.lib;
 let version = "2.0.2";
 
 in stdenv.mkDerivation {
-  name = "magma-${version}";
+  pname = "magma";
+  inherit version;
   src = fetchurl {
     url = "https://icl.cs.utk.edu/projectsfiles/magma/downloads/magma-${version}.tar.gz";
     sha256 = "0w3z6k1npfh0d3r8kpw873f1m7lny29sz2bvvfxzk596d4h083lk";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/openblas/default.nix b/nixpkgs/pkgs/development/libraries/science/math/openblas/default.nix
index d967bbf8c3e1..f8d392691ab2 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/openblas/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/openblas/default.nix
@@ -86,13 +86,13 @@ let
   mkMakeFlagsFromConfig = mapAttrsToList (var: val: "${var}=${mkMakeFlagValue val}");
 in
 stdenv.mkDerivation rec {
-  name = "openblas-${version}";
-  version = "0.3.6";
+  pname = "openblas";
+  version = "0.3.7";
   src = fetchFromGitHub {
     owner = "xianyi";
     repo = "OpenBLAS";
     rev = "v${version}";
-    sha256 = "12vg0g3s4m49fr8z04j15yrgscqnaaflnkckjbffqxnrf90fcav1";
+    sha256 = "0vs1dlzyla02wajpkfzz8x3lfpgmwiaaizq2nmdjbkzkb7jnxhhz";
   };
 
   inherit blas64;
diff --git a/nixpkgs/pkgs/development/libraries/science/math/openlibm/default.nix b/nixpkgs/pkgs/development/libraries/science/math/openlibm/default.nix
index 01b0faf89f90..6fc96623a33c 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/openlibm/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/openlibm/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "openlibm-${version}";
+  pname = "openlibm";
   version = "0.6.0";
   src = fetchurl {
     url = "https://github.com/JuliaLang/openlibm/archive/v${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/or-tools/default.nix b/nixpkgs/pkgs/development/libraries/science/math/or-tools/default.nix
index 2dd63ebfc854..c6e065320a26 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/or-tools/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/or-tools/default.nix
@@ -4,7 +4,7 @@
 , pythonProtobuf }:
 
 stdenv.mkDerivation rec {
-  name = "or-tools-${version}";
+  pname = "or-tools";
   version = "v7.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/parmetis/default.nix b/nixpkgs/pkgs/development/libraries/science/math/parmetis/default.nix
index ca35ce2f4134..3a9ef7704596 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/parmetis/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/parmetis/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "parmetis-${version}";
+  pname = "parmetis";
   version = "4.0.3";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/petsc/default.nix b/nixpkgs/pkgs/development/libraries/science/math/petsc/default.nix
index ac8129c9032f..c2eda9dac48b 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/petsc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/petsc/default.nix
@@ -6,7 +6,7 @@
 , python }:
 
 stdenv.mkDerivation rec {
-  name = "petsc-${version}";
+  pname = "petsc";
   version = "3.8.4";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/planarity/default.nix b/nixpkgs/pkgs/development/libraries/science/math/planarity/default.nix
index 7394fb9e1b41..e7dfaecf1de0 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/planarity/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/planarity/default.nix
@@ -7,7 +7,6 @@
 stdenv.mkDerivation rec {
   pname = "planarity";
   version = "3.0.0.5";
-  name = "${pname}-${version}";
 
   src = fetchFromGitHub {
     owner = "graph-algorithms";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/primesieve/default.nix b/nixpkgs/pkgs/development/libraries/science/math/primesieve/default.nix
index 3eee63dbf4f6..faa219044bd3 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/primesieve/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/primesieve/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "primesieve-${version}";
+  pname = "primesieve";
   version = "7.4";
 
   nativeBuildInputs = [cmake];
diff --git a/nixpkgs/pkgs/development/libraries/science/math/rankwidth/default.nix b/nixpkgs/pkgs/development/libraries/science/math/rankwidth/default.nix
index fda54fe44ab1..66c573245db1 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/rankwidth/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/rankwidth/default.nix
@@ -5,7 +5,6 @@
 stdenv.mkDerivation rec {
   pname = "rankwidth";
   version = "0.7";
-  name = "${pname}-${version}";
 
   src = fetchurl {
     url = "mirror://sageupstream/rw/rw-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/rubiks/default.nix b/nixpkgs/pkgs/development/libraries/science/math/rubiks/default.nix
index 624885c501aa..207406388e0e 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/rubiks/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/rubiks/default.nix
@@ -7,7 +7,6 @@
 stdenv.mkDerivation rec {
   pname = "rubiks";
   version = "20070912";
-  name = "${pname}-${version}";
 
   src = fetchurl {
     url = "mirror://sageupstream/rubiks/rubiks-${version}.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/scalapack/default.nix b/nixpkgs/pkgs/development/libraries/science/math/scalapack/default.nix
index b4c6574d13a6..14277c8c6318 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/scalapack/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/scalapack/default.nix
@@ -4,7 +4,7 @@
 
 
 stdenv.mkDerivation rec {
-  name = "scalapack-${version}";
+  pname = "scalapack";
   version = "2.0.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/scs/default.nix b/nixpkgs/pkgs/development/libraries/science/math/scs/default.nix
index f9d1a84b1f03..51a72585c0cf 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/scs/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/scs/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, blas, liblapack, gfortran, fixDarwinDylibNames }:
 
 stdenv.mkDerivation rec {
-  name = "scs-${version}";
+  pname = "scs";
   version = "2.0.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/science/math/suitesparse/4.2.nix b/nixpkgs/pkgs/development/libraries/science/math/suitesparse/4.2.nix
index 7e71eafef697..48de128edc53 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/suitesparse/4.2.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/suitesparse/4.2.nix
@@ -5,7 +5,7 @@ let
 in
 stdenv.mkDerivation rec {
   version = "4.2.1";
-  name = "suitesparse-${version}";
+  pname = "suitesparse";
   src = fetchurl {
     url = "http://www.cise.ufl.edu/research/sparse/SuiteSparse/SuiteSparse-${version}.tar.gz" ;
     sha256 = "1ga69637x7kdkiy3w3lq9dvva7220bdangv2lch2wx1hpi83h0p8";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/superlu/default.nix b/nixpkgs/pkgs/development/libraries/science/math/superlu/default.nix
index 9938a3096a02..570c98144856 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/superlu/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/superlu/default.nix
@@ -3,7 +3,7 @@
 
 stdenv.mkDerivation rec {
   version = "5.2.1";
-  name = "superlu-${version}";
+  pname = "superlu";
 
   src = fetchurl {
     url = "http://crd-legacy.lbl.gov/~xiaoye/SuperLU/superlu_${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/sympow/default.nix b/nixpkgs/pkgs/development/libraries/science/math/sympow/default.nix
index 2e543abd411b..e67f61599b57 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/sympow/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/sympow/default.nix
@@ -10,7 +10,7 @@
 
 stdenv.mkDerivation rec {
   version = "2.023.5";
-  name = "sympow-${version}";
+  pname = "sympow";
 
   src = fetchFromGitLab {
     group = "rezozer";
diff --git a/nixpkgs/pkgs/development/libraries/science/math/zn_poly/default.nix b/nixpkgs/pkgs/development/libraries/science/math/zn_poly/default.nix
index ad4d4c017376..4ee6f6cb9927 100644
--- a/nixpkgs/pkgs/development/libraries/science/math/zn_poly/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/math/zn_poly/default.nix
@@ -10,7 +10,6 @@
 stdenv.mkDerivation rec {
   version = "0.9.1";
   pname = "zn_poly";
-  name = "${pname}-${version}";
 
   # sage has picked up the maintenance (bug fixes and building, not development)
   # from the original, now unmaintained project which can be found at
diff --git a/nixpkgs/pkgs/development/libraries/science/robotics/ispike/default.nix b/nixpkgs/pkgs/development/libraries/science/robotics/ispike/default.nix
index 5f2263d821d0..640eefbd7336 100644
--- a/nixpkgs/pkgs/development/libraries/science/robotics/ispike/default.nix
+++ b/nixpkgs/pkgs/development/libraries/science/robotics/ispike/default.nix
@@ -2,11 +2,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "ispike-${version}";
+  pname = "ispike";
   version = "2.1.1";
 
   src = fetchurl {
-    url = "mirror://sourceforge/ispike/${name}.tar.gz";
+    url = "mirror://sourceforge/ispike/${pname}-${version}.tar.gz";
     sha256 = "0khrxp43bi5kisr8j4lp9fl4r5marzf7b4inys62ac108sfb28lp";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/scriptaculous/default.nix b/nixpkgs/pkgs/development/libraries/scriptaculous/default.nix
index ba291dc97ff2..eb8d17c64573 100644
--- a/nixpkgs/pkgs/development/libraries/scriptaculous/default.nix
+++ b/nixpkgs/pkgs/development/libraries/scriptaculous/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, unzip, ... }: stdenv.mkDerivation rec {
-  name = "scriptaculous-${version}";
+  pname = "scriptaculous";
   version = "1.9.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/serd/default.nix b/nixpkgs/pkgs/development/libraries/serd/default.nix
index 533fefa9f194..63b6ae94a385 100644
--- a/nixpkgs/pkgs/development/libraries/serd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/serd/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, python, wafHook }:
 
 stdenv.mkDerivation rec {
-  name = "serd-${version}";
+  pname = "serd";
   version = "0.30.0";
 
   src = fetchurl {
-    url = "https://download.drobilla.net/${name}.tar.bz2";
+    url = "https://download.drobilla.net/${pname}-${version}.tar.bz2";
     sha256 = "1yyfyvc6kwagi5w43ljp1bbjdvdpmgpds74lmjxycm91bkx0xyvf";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/sfml/default.nix b/nixpkgs/pkgs/development/libraries/sfml/default.nix
index 1b043d33ad6a..cf73e205830b 100644
--- a/nixpkgs/pkgs/development/libraries/sfml/default.nix
+++ b/nixpkgs/pkgs/development/libraries/sfml/default.nix
@@ -8,7 +8,8 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "sfml-${version}";
+  pname = "sfml";
+  inherit version;
 
   src = fetchzip {
     url = "https://github.com/SFML/SFML/archive/${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/sfsexp/default.nix b/nixpkgs/pkgs/development/libraries/sfsexp/default.nix
index 1e9a8ba6a58b..261658b0547e 100644
--- a/nixpkgs/pkgs/development/libraries/sfsexp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/sfsexp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "sfsexp-${version}";
+  pname = "sfsexp";
   version = "1.3";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/shibboleth-sp/default.nix b/nixpkgs/pkgs/development/libraries/shibboleth-sp/default.nix
index dd9b01a0a01e..77b9714066dd 100644
--- a/nixpkgs/pkgs/development/libraries/shibboleth-sp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/shibboleth-sp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchgit, autoreconfHook, boost, fcgi, openssl, opensaml-cpp, log4shib, pkgconfig, xercesc, xml-security-c, xml-tooling-c }:
 
 stdenv.mkDerivation rec {
-  name = "shibboleth-sp-${version}";
+  pname = "shibboleth-sp";
   version = "3.0.4.1";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/silgraphite/graphite2.nix b/nixpkgs/pkgs/development/libraries/silgraphite/graphite2.nix
index f795dfef9e4c..14af55c2afc1 100644
--- a/nixpkgs/pkgs/development/libraries/silgraphite/graphite2.nix
+++ b/nixpkgs/pkgs/development/libraries/silgraphite/graphite2.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.3.6";
-  name = "graphite2-${version}";
+  pname = "graphite2";
 
   src = fetchurl {
     url = "https://github.com/silnrsi/graphite/releases/download/"
diff --git a/nixpkgs/pkgs/development/libraries/smarty3-i18n/default.nix b/nixpkgs/pkgs/development/libraries/smarty3-i18n/default.nix
index 941e75b8ba92..14cefdea77b4 100644
--- a/nixpkgs/pkgs/development/libraries/smarty3-i18n/default.nix
+++ b/nixpkgs/pkgs/development/libraries/smarty3-i18n/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, ... }: stdenv.mkDerivation rec {
-  name = "smarty-i18n-${version}";
+  pname = "smarty-i18n";
   version = "1.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/smarty3/default.nix b/nixpkgs/pkgs/development/libraries/smarty3/default.nix
index 66bfd601a62d..4876c39ce83c 100644
--- a/nixpkgs/pkgs/development/libraries/smarty3/default.nix
+++ b/nixpkgs/pkgs/development/libraries/smarty3/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchFromGitHub, ... }: stdenv.mkDerivation rec {
-  name = "smarty3-${version}";
+  pname = "smarty3";
   version = "3.1.33";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/snappy/default.nix b/nixpkgs/pkgs/development/libraries/snappy/default.nix
index 36077d71126a..73cc88882d0f 100644
--- a/nixpkgs/pkgs/development/libraries/snappy/default.nix
+++ b/nixpkgs/pkgs/development/libraries/snappy/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "snappy-${version}";
+  pname = "snappy";
   version = "1.1.7";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/sonic/default.nix b/nixpkgs/pkgs/development/libraries/sonic/default.nix
index 48ee1af0e30d..edcb3549c310 100644
--- a/nixpkgs/pkgs/development/libraries/sonic/default.nix
+++ b/nixpkgs/pkgs/development/libraries/sonic/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "sonic-${version}";
+  pname = "sonic";
   version = "2016-03-01";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/sord/default.nix b/nixpkgs/pkgs/development/libraries/sord/default.nix
index 10258e791ba6..c1c22cb910d7 100644
--- a/nixpkgs/pkgs/development/libraries/sord/default.nix
+++ b/nixpkgs/pkgs/development/libraries/sord/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, python, serd, pcre, wafHook }:
 
 stdenv.mkDerivation rec {
-  name = "sord-${version}";
+  pname = "sord";
   version = "0.16.2";
 
   src = fetchurl {
-    url = "https://download.drobilla.net/${name}.tar.bz2";
+    url = "https://download.drobilla.net/${pname}-${version}.tar.bz2";
     sha256 = "13fshxwpipjrvsah1m2jw1kf022z2q5vpw24bzcznglgvms13x89";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/spandsp/default.nix b/nixpkgs/pkgs/development/libraries/spandsp/default.nix
index be2fc503e390..c2dc20cc3927 100644
--- a/nixpkgs/pkgs/development/libraries/spandsp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/spandsp/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, audiofile, libtiff}:
 stdenv.mkDerivation rec {
   version = "0.0.6";
-  name = "spandsp-${version}";
+  pname = "spandsp";
   src=fetchurl {
     url = "https://www.soft-switch.org/downloads/spandsp/spandsp-${version}.tar.gz";
     sha256 = "0rclrkyspzk575v8fslzjpgp4y2s4x7xk3r55ycvpi4agv33l1fc";
diff --git a/nixpkgs/pkgs/development/libraries/spdk/default.nix b/nixpkgs/pkgs/development/libraries/spdk/default.nix
index cab0e69ad1a7..a18edc0a6dff 100644
--- a/nixpkgs/pkgs/development/libraries/spdk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/spdk/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, python, cunit, dpdk, libaio, libuuid, numactl, openssl }:
 
 stdenv.mkDerivation rec {
-  name = "spdk-${version}";
+  pname = "spdk";
   version = "19.04";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/speechd/default.nix b/nixpkgs/pkgs/development/libraries/speechd/default.nix
index b27fd0843bc0..43360d781cdb 100644
--- a/nixpkgs/pkgs/development/libraries/speechd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/speechd/default.nix
@@ -27,11 +27,11 @@ let
     else
       throw "You need to enable at least one output module.";
 in stdenv.mkDerivation rec {
-  name = "speech-dispatcher-${version}";
+  pname = "speech-dispatcher";
   version = "0.8.8";
 
   src = fetchurl {
-    url = "http://www.freebsoft.org/pub/projects/speechd/${name}.tar.gz";
+    url = "http://www.freebsoft.org/pub/projects/speechd/${pname}-${version}.tar.gz";
     sha256 = "1wvck00w9ixildaq6hlhnf6wa576y02ac96lp6932h3k1n08jaiw";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/spirv-headers/default.nix b/nixpkgs/pkgs/development/libraries/spirv-headers/default.nix
index 40d272fd07d6..9b2c0032d4e9 100644
--- a/nixpkgs/pkgs/development/libraries/spirv-headers/default.nix
+++ b/nixpkgs/pkgs/development/libraries/spirv-headers/default.nix
@@ -1,13 +1,14 @@
 { stdenv, fetchFromGitHub, cmake }:
+
 stdenv.mkDerivation rec {
-  name = "spirv-headers-${version}";
-  version = "2019.1"; # spirv-tools version whose DEPS file calls for this commit
+  pname = "spirv-headers";
+  version = "1.4.1";
 
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "SPIRV-Headers";
-    rev = "79b6681aadcb53c27d1052e5f8a0e82a981dbf2f"; # from spirv-tools' DEPS
-    sha256 = "0flng2rdmc4ndq3j71h6wk1ibcjvhjrg2rzd6rv445vcsf0jh2pj";
+    rev = version;
+    sha256 = "1zfmvg3x0q9w652s8g5m5rcckzm6jiiw8rif2qck4vlsryl55akp";
   };
 
   nativeBuildInputs = [ cmake ];
diff --git a/nixpkgs/pkgs/development/libraries/sqlcipher/default.nix b/nixpkgs/pkgs/development/libraries/sqlcipher/default.nix
index 6cf8d97cb67c..9365ee006d14 100644
--- a/nixpkgs/pkgs/development/libraries/sqlcipher/default.nix
+++ b/nixpkgs/pkgs/development/libraries/sqlcipher/default.nix
@@ -3,7 +3,7 @@
 assert readline != null -> ncurses != null;
 
 stdenv.mkDerivation rec {
-  name = "sqlcipher-${version}";
+  pname = "sqlcipher";
   version = "4.2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/sqlite/analyzer.nix b/nixpkgs/pkgs/development/libraries/sqlite/analyzer.nix
index f0390486b10e..3c5761b767ec 100644
--- a/nixpkgs/pkgs/development/libraries/sqlite/analyzer.nix
+++ b/nixpkgs/pkgs/development/libraries/sqlite/analyzer.nix
@@ -5,7 +5,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "sqlite-analyzer-${version}";
+  pname = "sqlite-analyzer";
   version = "3.28.0";
 
   src = assert version == sqlite.version; fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/sqlite/default.nix b/nixpkgs/pkgs/development/libraries/sqlite/default.nix
index ea1c38ea476b..9ba5da0c910c 100644
--- a/nixpkgs/pkgs/development/libraries/sqlite/default.nix
+++ b/nixpkgs/pkgs/development/libraries/sqlite/default.nix
@@ -9,7 +9,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "sqlite-${version}";
+  pname = "sqlite";
   version = "3.28.0";
 
   # NB! Make sure to update analyzer.nix src (in the same directory).
diff --git a/nixpkgs/pkgs/development/libraries/sqlite/sqlar.nix b/nixpkgs/pkgs/development/libraries/sqlite/sqlar.nix
index e5d322330e8e..e4c1f8eb5f68 100644
--- a/nixpkgs/pkgs/development/libraries/sqlite/sqlar.nix
+++ b/nixpkgs/pkgs/development/libraries/sqlite/sqlar.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, fuse, zlib }:
 
 stdenv.mkDerivation rec {
-  name = "sqlar-${version}";
+  pname = "sqlar";
   version = "2018-01-07";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/srt/default.nix b/nixpkgs/pkgs/development/libraries/srt/default.nix
index bb66174c8841..5edb2d92b551 100644
--- a/nixpkgs/pkgs/development/libraries/srt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/srt/default.nix
@@ -4,13 +4,13 @@
 with stdenv.lib;
 stdenv.mkDerivation rec {
   pname = "srt";
-  version = "1.3.2";
+  version = "1.3.3";
 
   src = fetchFromGitHub {
     owner = "Haivision";
     repo = "srt";
     rev = "v${version}";
-    sha256 = "1h1kim9vvqnwx95yd9768ds30h731yg27jz63r90kjxm7b5kmja4";
+    sha256 = "1dwz7qrkdrbmsbh66rbdx36b60r8whkz0wvf47jfckzsj37d2w22";
   };
 
   nativeBuildInputs = [ cmake ];
diff --git a/nixpkgs/pkgs/development/libraries/srtp/default.nix b/nixpkgs/pkgs/development/libraries/srtp/default.nix
index c9073fc0b7e7..3940faf1d6d1 100644
--- a/nixpkgs/pkgs/development/libraries/srtp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/srtp/default.nix
@@ -4,7 +4,7 @@
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "libsrtp-${version}";
+  pname = "libsrtp";
   version = "2.2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/startup-notification/default.nix b/nixpkgs/pkgs/development/libraries/startup-notification/default.nix
index fc771a493b6d..82cbce8055e8 100644
--- a/nixpkgs/pkgs/development/libraries/startup-notification/default.nix
+++ b/nixpkgs/pkgs/development/libraries/startup-notification/default.nix
@@ -4,7 +4,8 @@ let
   version = "0.12";
 in
 stdenv.mkDerivation {
-  name = "libstartup-notification-${version}";
+  pname = "libstartup-notification";
+  inherit version;
   src = fetchurl {
     url = "https://www.freedesktop.org/software/startup-notification/releases/startup-notification-${version}.tar.gz";
     sha256 = "3c391f7e930c583095045cd2d10eb73a64f085c7fde9d260f2652c7cb3cfbe4a";
diff --git a/nixpkgs/pkgs/development/libraries/stb/default.nix b/nixpkgs/pkgs/development/libraries/stb/default.nix
index 4f36ac2ba1c7..440f0c22ea6f 100644
--- a/nixpkgs/pkgs/development/libraries/stb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/stb/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "stb-${version}";
+  pname = "stb";
   version = "20180211";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/strigi/default.nix b/nixpkgs/pkgs/development/libraries/strigi/default.nix
index 36768acd991a..8121b7a501f7 100644
--- a/nixpkgs/pkgs/development/libraries/strigi/default.nix
+++ b/nixpkgs/pkgs/development/libraries/strigi/default.nix
@@ -3,11 +3,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "strigi-${version}";
+  pname = "strigi";
   version = "0.7.8";
 
   src = fetchurl {
-    url = "https://www.vandenoever.info/software/strigi/${name}.tar.bz2";
+    url = "https://www.vandenoever.info/software/strigi/${pname}-${version}.tar.bz2";
     sha256 = "12grxzqwnvbyqw7q1gnz42lypadxmq89vk2qpxczmpmc4nk63r23";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/stxxl/default.nix b/nixpkgs/pkgs/development/libraries/stxxl/default.nix
index 2244803f4d32..5589a5560eb0 100644
--- a/nixpkgs/pkgs/development/libraries/stxxl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/stxxl/default.nix
@@ -7,7 +7,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "stxxl-${version}";
+  pname = "stxxl";
   version = "1.4.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/subunit/default.nix b/nixpkgs/pkgs/development/libraries/subunit/default.nix
index 35bacff0525a..9a5f4db2debb 100644
--- a/nixpkgs/pkgs/development/libraries/subunit/default.nix
+++ b/nixpkgs/pkgs/development/libraries/subunit/default.nix
@@ -3,11 +3,11 @@
 # NOTE: for subunit python library see pkgs/top-level/python-packages.nix
 
 stdenv.mkDerivation rec {
-  name = "subunit-${version}";
+  pname = "subunit";
   version = "1.1.0";
 
   src = fetchurl {
-    url = "https://launchpad.net/subunit/trunk/${version}/+download/${name}.tar.gz";
+    url = "https://launchpad.net/subunit/trunk/${version}/+download/${pname}-${version}.tar.gz";
     sha256 = "0lcah7p66c05p7xpw6ns1is0i02lh0nq8gq51mv4wyvbr6zaasa8";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/svrcore/default.nix b/nixpkgs/pkgs/development/libraries/svrcore/default.nix
index 2e6e2d3fbbfd..628ab7e28ef1 100644
--- a/nixpkgs/pkgs/development/libraries/svrcore/default.nix
+++ b/nixpkgs/pkgs/development/libraries/svrcore/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, nss, nspr }:
 
 stdenv.mkDerivation rec {
-  name = "svrcore-${version}";
+  pname = "svrcore";
   version = "4.0.4";
 
   src = fetchurl {
-    url = "mirror://mozilla/directory/svrcore/releases/${version}/src/${name}.tar.bz2";
+    url = "mirror://mozilla/directory/svrcore/releases/${version}/src/${pname}-${version}.tar.bz2";
     sha256 = "0n3alg6bxml8952fb6h0bi0l29farvq21q6k20gy2ba90m3znwj7";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/swiften/default.nix b/nixpkgs/pkgs/development/libraries/swiften/default.nix
index e30da732a46c..c8c60c1f8ea6 100644
--- a/nixpkgs/pkgs/development/libraries/swiften/default.nix
+++ b/nixpkgs/pkgs/development/libraries/swiften/default.nix
@@ -1,6 +1,6 @@
 { stdenv, python, fetchurl, openssl, boost, scons }:
 stdenv.mkDerivation rec {
-  name    = "swiften-${version}";
+  pname = "swiften";
   version = "4.0.2";
 
   nativeBuildInputs = [ scons];
diff --git a/nixpkgs/pkgs/development/libraries/sword/default.nix b/nixpkgs/pkgs/development/libraries/sword/default.nix
index a8a110cf9b14..3d146a5a227b 100644
--- a/nixpkgs/pkgs/development/libraries/sword/default.nix
+++ b/nixpkgs/pkgs/development/libraries/sword/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
 
-  name = "sword-${version}";
+  pname = "sword";
   version = "1.7.4";
 
   src = fetchurl {
-    url = "https://www.crosswire.org/ftpmirror/pub/sword/source/v1.7/${name}.tar.gz";
+    url = "https://www.crosswire.org/ftpmirror/pub/sword/source/v1.7/${pname}-${version}.tar.gz";
     sha256 = "0g91kpfkwccvdikddffdbzd6glnp1gdvkx4vh04iyz10bb7shpcr";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/symengine/default.nix b/nixpkgs/pkgs/development/libraries/symengine/default.nix
index 424dc116c7e9..47b93ab373a6 100644
--- a/nixpkgs/pkgs/development/libraries/symengine/default.nix
+++ b/nixpkgs/pkgs/development/libraries/symengine/default.nix
@@ -8,7 +8,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "symengine-${version}";
+  pname = "symengine";
   version = "0.4.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/szip/default.nix b/nixpkgs/pkgs/development/libraries/szip/default.nix
index 6577ebeae28e..6fd1d1ca941d 100644
--- a/nixpkgs/pkgs/development/libraries/szip/default.nix
+++ b/nixpkgs/pkgs/development/libraries/szip/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl }:
     
 stdenv.mkDerivation rec {
-  name = "szip-${version}";
+  pname = "szip";
   version = "2.1.1";
   src = fetchurl {
     url = "https://support.hdfgroup.org/ftp/lib-external/szip/${version}/src/szip-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/tachyon/default.nix b/nixpkgs/pkgs/development/libraries/tachyon/default.nix
index 27ac0fdd5ff9..227d3c4c5476 100644
--- a/nixpkgs/pkgs/development/libraries/tachyon/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tachyon/default.nix
@@ -12,10 +12,10 @@ assert withPngSupport -> libpng != null;
 assert stdenv.isDarwin -> Carbon != null;
 
 stdenv.mkDerivation rec {
-  name = "tachyon-${version}";
+  pname = "tachyon";
   version = "0.99b2";
   src = fetchurl {
-    url = "http://jedi.ks.uiuc.edu/~johns/tachyon/files/${version}/${name}.tar.gz";
+    url = "http://jedi.ks.uiuc.edu/~johns/tachyon/files/${version}/${pname}-${version}.tar.gz";
     sha256 = "04m0bniszyg7ryknj8laj3rl5sspacw5nr45x59j2swcsxmdvn1v";
   };
   buildInputs = stdenv.lib.optionals stdenv.isDarwin [
diff --git a/nixpkgs/pkgs/development/libraries/taglib-sharp/default.nix b/nixpkgs/pkgs/development/libraries/taglib-sharp/default.nix
index 86006806baa0..28ce5c60481c 100644
--- a/nixpkgs/pkgs/development/libraries/taglib-sharp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/taglib-sharp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook, which, pkgconfig, mono }:
 
 stdenv.mkDerivation rec {
-  name = "taglib-sharp-${version}";
+  pname = "taglib-sharp";
   version = "2.1.0.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/tbb/default.nix b/nixpkgs/pkgs/development/libraries/tbb/default.nix
index 89b163a0917c..6fe4e45521ed 100644
--- a/nixpkgs/pkgs/development/libraries/tbb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tbb/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, compiler ? if stdenv.cc.isClang then "clang" else null, stdver ? null }:
 
 with stdenv.lib; stdenv.mkDerivation rec {
-  name = "tbb-${version}";
+  pname = "tbb";
   version = "2019_U8";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/tcllib/default.nix b/nixpkgs/pkgs/development/libraries/tcllib/default.nix
index 24b1d477b8a0..40e137204e26 100644
--- a/nixpkgs/pkgs/development/libraries/tcllib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tcllib/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, tcl }:
 
 stdenv.mkDerivation rec {
-  name = "tcllib-${version}";
+  pname = "tcllib";
   version = "1.19";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/tcltls/default.nix b/nixpkgs/pkgs/development/libraries/tcltls/default.nix
index 4e1f0bcab035..f1fd6760c61d 100644
--- a/nixpkgs/pkgs/development/libraries/tcltls/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tcltls/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, tcl, openssl }:
 
 stdenv.mkDerivation rec {
-  name = "tcltls-${version}";
+  pname = "tcltls";
   version = "1.6.7";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/termbox/default.nix b/nixpkgs/pkgs/development/libraries/termbox/default.nix
index eefc976a62b0..8ebf0156be8f 100644
--- a/nixpkgs/pkgs/development/libraries/termbox/default.nix
+++ b/nixpkgs/pkgs/development/libraries/termbox/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, python3, wafHook, fetchpatch }:
 
 stdenv.mkDerivation rec {
-  name = "termbox-${version}";
+  pname = "termbox";
   version = "1.1.2";
   src = fetchFromGitHub {
     owner = "nsf";
diff --git a/nixpkgs/pkgs/development/libraries/theft/default.nix b/nixpkgs/pkgs/development/libraries/theft/default.nix
index 8d72d9a7d8ec..646cc60406a5 100644
--- a/nixpkgs/pkgs/development/libraries/theft/default.nix
+++ b/nixpkgs/pkgs/development/libraries/theft/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "0.4.5";
-  name = "theft-${version}";
+  pname = "theft";
 
   src = fetchFromGitHub {
     owner  = "silentbicycle";
diff --git a/nixpkgs/pkgs/development/libraries/thrift/default.nix b/nixpkgs/pkgs/development/libraries/thrift/default.nix
index 92cc76273ba1..0fce957df229 100644
--- a/nixpkgs/pkgs/development/libraries/thrift/default.nix
+++ b/nixpkgs/pkgs/development/libraries/thrift/default.nix
@@ -3,11 +3,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "thrift-${version}";
+  pname = "thrift";
   version = "0.12.0";
 
   src = fetchurl {
-    url = "https://archive.apache.org/dist/thrift/${version}/${name}.tar.gz";
+    url = "https://archive.apache.org/dist/thrift/${version}/${pname}-${version}.tar.gz";
     sha256 = "0a04v7dgm1qzgii7v0sisnljhxc9xpq2vxkka60scrdp6aahjdn3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/tinyxml-2/default.nix b/nixpkgs/pkgs/development/libraries/tinyxml-2/default.nix
index 7f1b3ebcbf5b..4fc1da1fe0a3 100644
--- a/nixpkgs/pkgs/development/libraries/tinyxml-2/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tinyxml-2/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "tinyxml-2-${version}";
+  pname = "tinyxml-2";
   version = "6.0.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/tinyxml/2.6.2.nix b/nixpkgs/pkgs/development/libraries/tinyxml/2.6.2.nix
index d61076e569bc..cc7c996f7c3a 100644
--- a/nixpkgs/pkgs/development/libraries/tinyxml/2.6.2.nix
+++ b/nixpkgs/pkgs/development/libraries/tinyxml/2.6.2.nix
@@ -4,7 +4,8 @@ let
   version = "2.6.2";
   SHLIB_EXT = stdenv.hostPlatform.extensions.sharedLibrary;
 in stdenv.mkDerivation {
-  name = "tinyxml-${version}";
+  pname = "tinyxml";
+  inherit version;
 
   src = fetchurl {
     url = "mirror://sourceforge/project/tinyxml/tinyxml/${version}/tinyxml_2_6_2.zip";
diff --git a/nixpkgs/pkgs/development/libraries/tix/default.nix b/nixpkgs/pkgs/development/libraries/tix/default.nix
index 232c95e6257e..61d9c710801c 100644
--- a/nixpkgs/pkgs/development/libraries/tix/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tix/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version = "8.4.3";
-  name = "tix-${version}";
+  pname = "tix";
   src = fetchurl {
      url = "mirror://sourceforge/tix/tix/8.4.3/Tix8.4.3-src.tar.gz";
      sha256 = "1jq3dkyk9mqkj4cg7mdk5r0cclqsby9l2b7wrysi0zk5yw7h8bsn";
diff --git a/nixpkgs/pkgs/development/libraries/tnt/default.nix b/nixpkgs/pkgs/development/libraries/tnt/default.nix
index 229e4cfaa6c0..d7162067deba 100644
--- a/nixpkgs/pkgs/development/libraries/tnt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tnt/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, unzip}:
 
 stdenv.mkDerivation rec {
-  name = "tnt-${version}";
+  pname = "tnt";
   version = "3.0.12";
   
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/tntdb/default.nix b/nixpkgs/pkgs/development/libraries/tntdb/default.nix
index 9edfcc88f164..13b4e6b97a9a 100644
--- a/nixpkgs/pkgs/development/libraries/tntdb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tntdb/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cxxtools, postgresql, mysql, sqlite, zlib, openssl }:
 
 stdenv.mkDerivation rec {
-  name = "tntdb-${version}";
+  pname = "tntdb";
   version = "1.3";
 
   src = fetchurl {
-    url = "http://www.tntnet.org/download/${name}.tar.gz";
+    url = "http://www.tntnet.org/download/${pname}-${version}.tar.gz";
     sha256 = "0js79dbvkic30bzw1pf26m64vs2ssw2sbj55w1dc0sy69dlv4fh9";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/tntnet/default.nix b/nixpkgs/pkgs/development/libraries/tntnet/default.nix
index aaff759525b6..86b0080a8242 100644
--- a/nixpkgs/pkgs/development/libraries/tntnet/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tntnet/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, cxxtools, zlib, openssl, zip }:
 
 stdenv.mkDerivation rec {
-  name = "tntnet-${version}";
+  pname = "tntnet";
   version = "2.2.1";
 
   src = fetchurl {
-    url = "http://www.tntnet.org/download/${name}.tar.gz";
+    url = "http://www.tntnet.org/download/${pname}-${version}.tar.gz";
     sha256 = "08bmak9mpbamwwl3h9p8x5qzwqlm9g3jh70y0ml5hk7hiv870cf8";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/torch-hdf5/default.nix b/nixpkgs/pkgs/development/libraries/torch-hdf5/default.nix
index e5803d644f3b..6dd519441114 100644
--- a/nixpkgs/pkgs/development/libraries/torch-hdf5/default.nix
+++ b/nixpkgs/pkgs/development/libraries/torch-hdf5/default.nix
@@ -1,6 +1,6 @@
 {stdenv, fetchFromGitHub, torch, cmake, hdf5}:
 stdenv.mkDerivation rec {
-  name = "torch-hdf5-${version}";
+  pname = "torch-hdf5";
   version = "0.0pre2016-07-01";
   buildInputs = [cmake torch hdf5];
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/torch/default.nix b/nixpkgs/pkgs/development/libraries/torch/default.nix
index d4c61890afb1..ff8c26062d3c 100644
--- a/nixpkgs/pkgs/development/libraries/torch/default.nix
+++ b/nixpkgs/pkgs/development/libraries/torch/default.nix
@@ -4,7 +4,7 @@
   }:
 stdenv.mkDerivation rec{
   version = "0.0pre20160820";
-  name = "torch-${version}";
+  pname = "torch";
   buildInputs = [
     luajit openblas imagemagick cmake curl fftw gnuplot unzip qt4
     libjpeg zeromq3 ncurses openssl libpng readline pkgconfig
diff --git a/nixpkgs/pkgs/development/libraries/trompeloeil/default.nix b/nixpkgs/pkgs/development/libraries/trompeloeil/default.nix
index 552bd4c1c51d..af2fc6c879a7 100644
--- a/nixpkgs/pkgs/development/libraries/trompeloeil/default.nix
+++ b/nixpkgs/pkgs/development/libraries/trompeloeil/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "trompeloeil-${version}";
+  pname = "trompeloeil";
   version = "34";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/tsocks/default.nix b/nixpkgs/pkgs/development/libraries/tsocks/default.nix
index bcc91d058f04..d5af39d3f2a1 100644
--- a/nixpkgs/pkgs/development/libraries/tsocks/default.nix
+++ b/nixpkgs/pkgs/development/libraries/tsocks/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "tsocks-${version}";
+  pname = "tsocks";
   version = "1.8beta5";
 
   src = fetchurl {
-    url = "mirror://sourceforge/tsocks/${name}.tar.gz";
+    url = "mirror://sourceforge/tsocks/${pname}-${version}.tar.gz";
     sha256 = "0ixkymiph771dcdzvssi9dr2pk1bzaw9zv85riv3xl40mzspx7c4";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/twolame/default.nix b/nixpkgs/pkgs/development/libraries/twolame/default.nix
index a752da8cb57d..46b65a08eaab 100644
--- a/nixpkgs/pkgs/development/libraries/twolame/default.nix
+++ b/nixpkgs/pkgs/development/libraries/twolame/default.nix
@@ -4,7 +4,7 @@
 
 stdenv.mkDerivation rec {
 
-  name = "twolame-${version}";
+  pname = "twolame";
   version = "2017-09-27";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/udns/default.nix b/nixpkgs/pkgs/development/libraries/udns/default.nix
index 9c899eb21ba7..18f270e70db5 100644
--- a/nixpkgs/pkgs/development/libraries/udns/default.nix
+++ b/nixpkgs/pkgs/development/libraries/udns/default.nix
@@ -4,7 +4,7 @@
 # https://tracker.debian.org/media/packages/u/udns/rules-0.4-1
 
 stdenv.mkDerivation rec {
-  name = "udns-${version}";
+  pname = "udns";
   version = "0.4";
 
   configurePhase = "./configure --enable-ipv6";
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   buildPhase = "make staticlib sharedlib rblcheck_s dnsget_s";
 
   src = fetchurl {
-    url = "http://www.corpit.ru/mjt/udns/${name}.tar.gz";
+    url = "http://www.corpit.ru/mjt/udns/${pname}-${version}.tar.gz";
     sha256 = "0447fv1hmb44nnchdn6p5pd9b44x8p5jn0ahw6crwbqsg7f0hl8i";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/udunits/default.nix b/nixpkgs/pkgs/development/libraries/udunits/default.nix
index 664bc29a72de..faee73fd393a 100644
--- a/nixpkgs/pkgs/development/libraries/udunits/default.nix
+++ b/nixpkgs/pkgs/development/libraries/udunits/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "udunits-${version}";
+  pname = "udunits";
   version = "2.2.27.6";
   
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/uhttpmock/default.nix b/nixpkgs/pkgs/development/libraries/uhttpmock/default.nix
index 6eef95309aab..1b5fbe6c2cae 100644
--- a/nixpkgs/pkgs/development/libraries/uhttpmock/default.nix
+++ b/nixpkgs/pkgs/development/libraries/uhttpmock/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   version="0.5.0";
-  name = "uhttpmock-${version}";
+  pname = "uhttpmock";
 
   src = fetchFromGitLab {
     repo = "uhttpmock";
diff --git a/nixpkgs/pkgs/development/libraries/umockdev/default.nix b/nixpkgs/pkgs/development/libraries/umockdev/default.nix
index 6a2285563064..e257088c41fb 100644
--- a/nixpkgs/pkgs/development/libraries/umockdev/default.nix
+++ b/nixpkgs/pkgs/development/libraries/umockdev/default.nix
@@ -3,13 +3,13 @@
 , usbutils, which, python3 }:
 
 stdenv.mkDerivation rec {
-  name = "umockdev-${version}";
+  pname = "umockdev";
   version = "0.13.1";
 
   outputs = [ "bin" "out" "dev" "doc" ];
 
   src = fetchurl {
-    url = "https://github.com/martinpitt/umockdev/releases/download/${version}/${name}.tar.xz";
+    url = "https://github.com/martinpitt/umockdev/releases/download/${version}/${pname}-${version}.tar.xz";
     sha256 = "197a169imiirgm73d9fn9234cx56agyw9d2f47h7f1d8s2d51lla";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/unibilium/default.nix b/nixpkgs/pkgs/development/libraries/unibilium/default.nix
index 717edda18a2b..73ca55cffd08 100644
--- a/nixpkgs/pkgs/development/libraries/unibilium/default.nix
+++ b/nixpkgs/pkgs/development/libraries/unibilium/default.nix
@@ -1,7 +1,7 @@
 { stdenv, lib, fetchFromGitHub, libtool, pkgconfig, perl, ncurses }:
 
 stdenv.mkDerivation rec {
-  name = "unibilium-${version}";
+  pname = "unibilium";
 
   version = "2.0.0";
 
diff --git a/nixpkgs/pkgs/development/libraries/unicap/default.nix b/nixpkgs/pkgs/development/libraries/unicap/default.nix
index a902b6f84514..7fa8fe81c110 100644
--- a/nixpkgs/pkgs/development/libraries/unicap/default.nix
+++ b/nixpkgs/pkgs/development/libraries/unicap/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, libusb, libraw1394, dcraw, intltool, perl, v4l-utils }:
 
 stdenv.mkDerivation rec {
-  name = "libunicap-${version}";
+  pname = "libunicap";
   version="0.9.12";
 
   src = fetchurl {
-    url = "https://www.unicap-imaging.org/downloads/${name}.tar.gz";
+    url = "https://www.unicap-imaging.org/downloads/${pname}-${version}.tar.gz";
     sha256 = "05zcnnm4dfc6idihfi0fq5xka6x86zi89wip2ca19yz768sd33s9";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/unicorn-emu/default.nix b/nixpkgs/pkgs/development/libraries/unicorn-emu/default.nix
index aa4a7890b23e..96f318ff0ef5 100644
--- a/nixpkgs/pkgs/development/libraries/unicorn-emu/default.nix
+++ b/nixpkgs/pkgs/development/libraries/unicorn-emu/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, pkgconfig, python }:
 
 stdenv.mkDerivation rec {
-  name    = "unicorn-emulator-${version}";
+  pname = "unicorn-emulator";
   version = "1.0.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/unittest-cpp/default.nix b/nixpkgs/pkgs/development/libraries/unittest-cpp/default.nix
index 90a28df6a15a..0e5971945f3d 100644
--- a/nixpkgs/pkgs/development/libraries/unittest-cpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/unittest-cpp/default.nix
@@ -3,7 +3,7 @@
 with stdenv.lib;
 
 stdenv.mkDerivation rec {
-  name = "unittest-cpp-${version}";
+  pname = "unittest-cpp";
   version = "2.0.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/unixODBC/default.nix b/nixpkgs/pkgs/development/libraries/unixODBC/default.nix
index 1275df69f596..3a51e2c986a7 100644
--- a/nixpkgs/pkgs/development/libraries/unixODBC/default.nix
+++ b/nixpkgs/pkgs/development/libraries/unixODBC/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "unixODBC-${version}";
+  pname = "unixODBC";
   version = "2.3.7";
 
   src = fetchurl {
-    url = "ftp://ftp.unixodbc.org/pub/unixODBC/${name}.tar.gz";
+    url = "ftp://ftp.unixodbc.org/pub/unixODBC/${pname}-${version}.tar.gz";
     sha256 = "0xry3sg497wly8f7715a7gwkn2k36bcap0mvzjw74jj53yx6kwa5";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/unixODBCDrivers/default.nix b/nixpkgs/pkgs/development/libraries/unixODBCDrivers/default.nix
index 99535ec395ea..b9aa1696d487 100644
--- a/nixpkgs/pkgs/development/libraries/unixODBCDrivers/default.nix
+++ b/nixpkgs/pkgs/development/libraries/unixODBCDrivers/default.nix
@@ -4,11 +4,11 @@
 
 {
   psql = stdenv.mkDerivation rec {
-    name = "psqlodbc-${version}";
+    pname = "psqlodbc";
     version = "10.01.0000";
 
     src = fetchurl {
-      url = "http://ftp.postgresql.org/pub/odbc/versions/src/${name}.tar.gz";
+      url = "http://ftp.postgresql.org/pub/odbc/versions/src/${pname}-${version}.tar.gz";
       sha256 = "1cyams7157f3gry86x64xrplqi2vyqrq3rqka59gv4lb4rpl7jl7";
     };
 
@@ -28,11 +28,11 @@
   };
 
   mariadb = stdenv.mkDerivation rec {
-    name = "mariadb-connector-odbc-${version}";
+    pname = "mariadb-connector-odbc";
     version = "2.0.10";
 
     src = fetchurl {
-      url = "https://downloads.mariadb.org/interstitial/connector-odbc-${version}/src/${name}-ga-src.tar.gz";
+      url = "https://downloads.mariadb.org/interstitial/connector-odbc-${version}/src/${pname}-${version}-ga-src.tar.gz";
       sha256 = "0b6ximy0dg0xhqbrm1l7pn8hjapgpmddi67kh54h6i9cq9hqfdvz";
     };
 
@@ -57,12 +57,12 @@
   };
 
   mysql = stdenv.mkDerivation rec {
-    name = "mysql-connector-odbc-${version}";
+    pname = "mysql-connector-odbc";
     majorVersion = "5.3";
     version = "${majorVersion}.6";
 
     src = fetchurl {
-      url = "https://dev.mysql.com/get/Downloads/Connector-ODBC/${majorVersion}/${name}-src.tar.gz";
+      url = "https://dev.mysql.com/get/Downloads/Connector-ODBC/${majorVersion}/${pname}-${version}-src.tar.gz";
       sha256 = "1smi4z49i4zm7cmykjkwlxxzqvn7myngsw5bc35z6gqxmi8c55xr";
     };
 
@@ -86,7 +86,7 @@
   };
 
   sqlite = stdenv.mkDerivation rec {
-    name = "sqlite-connector-odbc-${version}";
+    pname = "sqlite-connector-odbc";
     version = "0.9993";
  
     src = fetchurl {
@@ -121,7 +121,7 @@
   };
 
   msodbcsql17 = stdenv.mkDerivation rec {
-    name = "msodbcsql17-${version}";
+    pname = "msodbcsql17";
     version = "${versionMajor}.${versionMinor}.${versionAdditional}-1";
 
     versionMajor = "17";
diff --git a/nixpkgs/pkgs/development/libraries/uriparser/default.nix b/nixpkgs/pkgs/development/libraries/uriparser/default.nix
index 89efdc006a54..9c48488bff8e 100644
--- a/nixpkgs/pkgs/development/libraries/uriparser/default.nix
+++ b/nixpkgs/pkgs/development/libraries/uriparser/default.nix
@@ -1,12 +1,12 @@
 { lib, stdenv, fetchurl, gtest, pkgconfig, doxygen, graphviz }:
 
 stdenv.mkDerivation rec {
-  name = "uriparser-${version}";
+  pname = "uriparser";
   version = "0.9.1";
 
   # Release tarball differs from source tarball
   src = fetchurl {
-    url = "https://github.com/uriparser/uriparser/releases/download/${name}/${name}.tar.bz2";
+    url = "https://github.com/uriparser/uriparser/releases/download/${pname}-${version}/${pname}-${version}.tar.bz2";
     sha256 = "1gisi7h8hd6mswbiaaa3s25bnb77xf37pzrmjy63rcdpwcyqy93m";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/usbredir/default.nix b/nixpkgs/pkgs/development/libraries/usbredir/default.nix
index 3d09545c9317..2eee80a76969 100644
--- a/nixpkgs/pkgs/development/libraries/usbredir/default.nix
+++ b/nixpkgs/pkgs/development/libraries/usbredir/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, pkgconfig, libusb }:
 
 stdenv.mkDerivation rec {
-  name = "usbredir-${version}";
+  pname = "usbredir";
   version = "0.8.0";
 
   src = fetchurl {
-    url = "https://spice-space.org/download/usbredir/${name}.tar.bz2";
+    url = "https://spice-space.org/download/usbredir/${pname}-${version}.tar.bz2";
     sha256 = "002yik1x7kn0427xahvnhjby2np14a6xqw7c3dx530n9h5d9rg47";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/ustr/default.nix b/nixpkgs/pkgs/development/libraries/ustr/default.nix
index c15259c585ad..18eae87e11c6 100644
--- a/nixpkgs/pkgs/development/libraries/ustr/default.nix
+++ b/nixpkgs/pkgs/development/libraries/ustr/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "ustr-${version}";
+  pname = "ustr";
   version = "1.0.4";
 
   src = fetchurl {
-    url = "http://www.and.org/ustr/${version}/${name}.tar.bz2";
+    url = "http://www.and.org/ustr/${version}/${pname}-${version}.tar.bz2";
     sha256 = "1i623ygdj7rkizj7985q9d6vj5amwg686aqb5j3ixpkqkyp6xbrx";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/uthash/default.nix b/nixpkgs/pkgs/development/libraries/uthash/default.nix
index b80984303d76..e1f3c0bd39c2 100644
--- a/nixpkgs/pkgs/development/libraries/uthash/default.nix
+++ b/nixpkgs/pkgs/development/libraries/uthash/default.nix
@@ -4,7 +4,8 @@ let
   version = "2.1.0";
 in
 stdenv.mkDerivation rec {
-  name = "uthash-${version}";
+  pname = "uthash";
+  inherit version;
 
   src = fetchurl {
     url = "https://github.com/troydhanson/uthash/archive/v${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/v8/3.14.nix b/nixpkgs/pkgs/development/libraries/v8/3.14.nix
index 827274251ed9..7f9e8508a657 100644
--- a/nixpkgs/pkgs/development/libraries/v8/3.14.nix
+++ b/nixpkgs/pkgs/development/libraries/v8/3.14.nix
@@ -12,7 +12,7 @@ let
 
 in
 stdenv.mkDerivation rec {
-  name = "v8-${version}";
+  pname = "v8";
   inherit version;
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/v8/3.16.14.nix b/nixpkgs/pkgs/development/libraries/v8/3.16.14.nix
index a7dddd141246..e134c9ea60f5 100644
--- a/nixpkgs/pkgs/development/libraries/v8/3.16.14.nix
+++ b/nixpkgs/pkgs/development/libraries/v8/3.16.14.nix
@@ -10,12 +10,12 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "v8-${version}";
+  pname = "v8";
   version = "3.16.14.11";
 
   src = fetchurl {
     url = "https://commondatastorage.googleapis.com/chromium-browser-official/"
-        + "${name}.tar.bz2";
+        + "${pname}-${version}.tar.bz2";
     sha256 = "1gpf2xvhxfs5ll3m2jlslsx9jfjbmrbz55iq362plflrvf8mbxhj";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/v8/5_x.nix b/nixpkgs/pkgs/development/libraries/v8/5_x.nix
index 2b9fa5cc04c0..cb53765e394b 100644
--- a/nixpkgs/pkgs/development/libraries/v8/5_x.nix
+++ b/nixpkgs/pkgs/development/libraries/v8/5_x.nix
@@ -102,7 +102,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "v8-${version}";
+  pname = "v8";
   version = "5.4.232";
 
   inherit doCheck;
diff --git a/nixpkgs/pkgs/development/libraries/v8/default.nix b/nixpkgs/pkgs/development/libraries/v8/default.nix
index f7c4f34e8e6e..2d9c5d4b92a3 100644
--- a/nixpkgs/pkgs/development/libraries/v8/default.nix
+++ b/nixpkgs/pkgs/development/libraries/v8/default.nix
@@ -44,7 +44,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "v8-${version}";
+  pname = "v8";
   version = "7.4.255";
 
   doCheck = true;
diff --git a/nixpkgs/pkgs/development/libraries/v8/plv8_6_x.nix b/nixpkgs/pkgs/development/libraries/v8/plv8_6_x.nix
index 8d2276def705..a72c9473d4ab 100644
--- a/nixpkgs/pkgs/development/libraries/v8/plv8_6_x.nix
+++ b/nixpkgs/pkgs/development/libraries/v8/plv8_6_x.nix
@@ -1,6 +1,8 @@
 # NOTE: this expression is NOT exported from the top-level of all-packages.nix,
-# it is exclusively used by the 'plv8' PostgreSQL extension, which requires a
-# very exact version.
+# it is exclusively used by the 'plv8' PostgreSQL extension.
+# Since plv8 2.3.2, plv8 no longer requires this specific version, but as of
+# 2019-08-29, nixpkgs does not have v8 6.x, and v8_5 is bumped to 5.4.232, which
+# is a bit outdated.  plv8 3.x is planned to support v8 7.x
 
 { stdenv, lib, fetchgit, fetchFromGitHub, gn, ninja, python, glib, pkgconfig
 , doCheck ? false
@@ -109,7 +111,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "v8-${version}";
+  pname = "v8";
   version = "6.4.388.40";
 
   inherit doCheck;
diff --git a/nixpkgs/pkgs/development/libraries/vaapi-intel-hybrid/default.nix b/nixpkgs/pkgs/development/libraries/vaapi-intel-hybrid/default.nix
index 56ded2c56447..678d7dd265c4 100644
--- a/nixpkgs/pkgs/development/libraries/vaapi-intel-hybrid/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vaapi-intel-hybrid/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, autoreconfHook, pkgconfig, cmrt, libdrm, libva, libX11, libGL, wayland }:
 
 stdenv.mkDerivation rec {
-  name = "intel-hybrid-driver-${version}";
+  pname = "intel-hybrid-driver";
   version = "1.0.2";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/vaapi-intel/default.nix b/nixpkgs/pkgs/development/libraries/vaapi-intel/default.nix
index 640f50eb45bf..722079ff3478 100644
--- a/nixpkgs/pkgs/development/libraries/vaapi-intel/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vaapi-intel/default.nix
@@ -4,7 +4,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "intel-vaapi-driver-${version}";
+  pname = "intel-vaapi-driver";
   # TODO: go back to stable releases with the next stable release after 2.3.0.
   #       see: https://github.com/NixOS/nixpkgs/issues/55975 (and the libva comment v)
   rev = "329975c63123610fc750241654a3bd18add75beb"; # generally try to match libva version, but not required
diff --git a/nixpkgs/pkgs/development/libraries/vapoursynth-mvtools/default.nix b/nixpkgs/pkgs/development/libraries/vapoursynth-mvtools/default.nix
index abdf9fbeed3c..8a2e3af4791c 100644
--- a/nixpkgs/pkgs/development/libraries/vapoursynth-mvtools/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vapoursynth-mvtools/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "vapoursynth-mvtools-${version}";
+  pname = "vapoursynth-mvtools";
   version = "21";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/vc/0.7.nix b/nixpkgs/pkgs/development/libraries/vc/0.7.nix
index 1af70056d2eb..18b2659cc5df 100644
--- a/nixpkgs/pkgs/development/libraries/vc/0.7.nix
+++ b/nixpkgs/pkgs/development/libraries/vc/0.7.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "Vc-${version}";
+  pname = "Vc";
   version = "0.7.5";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/vc/default.nix b/nixpkgs/pkgs/development/libraries/vc/default.nix
index 66c8e4fbc531..2194c7be38b9 100644
--- a/nixpkgs/pkgs/development/libraries/vc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vc/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "Vc-${version}";
+  pname = "Vc";
   version = "1.4.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/vcg/default.nix b/nixpkgs/pkgs/development/libraries/vcg/default.nix
index b7249c8ee82c..eb37d14b532b 100644
--- a/nixpkgs/pkgs/development/libraries/vcg/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vcg/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, eigen }:
 
 stdenv.mkDerivation rec {
-  name = "vcg-${version}";
+  pname = "vcg";
   version = "1.0.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/vid-stab/default.nix b/nixpkgs/pkgs/development/libraries/vid-stab/default.nix
index e516c94866a2..eb88b36a1422 100644
--- a/nixpkgs/pkgs/development/libraries/vid-stab/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vid-stab/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "vid-stab-${version}";
+  pname = "vid-stab";
   version = "0.98b";
   
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/vigra/default.nix b/nixpkgs/pkgs/development/libraries/vigra/default.nix
index fb69d4bf63e7..625ec2cee389 100644
--- a/nixpkgs/pkgs/development/libraries/vigra/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vigra/default.nix
@@ -5,7 +5,7 @@ let
   inherit (python2Packages) python numpy;
   # Might want to use `python2.withPackages(ps: [ps.numpy]);` here...
 in stdenv.mkDerivation rec {
-  name = "vigra-${version}";
+  pname = "vigra";
   version = "1.11.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/virglrenderer/default.nix b/nixpkgs/pkgs/development/libraries/virglrenderer/default.nix
index 72803e09f075..71bd608e93a1 100644
--- a/nixpkgs/pkgs/development/libraries/virglrenderer/default.nix
+++ b/nixpkgs/pkgs/development/libraries/virglrenderer/default.nix
@@ -3,11 +3,11 @@
 
 stdenv.mkDerivation rec {
 
-  name = "virglrenderer-${version}";
+  pname = "virglrenderer";
   version = "0.7.0";
 
   src = fetchurl {
-    url = "https://www.freedesktop.org/software/virgl/${name}.tar.bz2";
+    url = "https://www.freedesktop.org/software/virgl/${pname}-${version}.tar.bz2";
     sha256 = "041agg1d6i8hg250y30f08n3via0hs9rbijxdrfifb8ara805v0m";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/vmime/default.nix b/nixpkgs/pkgs/development/libraries/vmime/default.nix
index e0398487abc3..a68880c2f952 100644
--- a/nixpkgs/pkgs/development/libraries/vmime/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vmime/default.nix
@@ -5,7 +5,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "vmime-${version}";
+  pname = "vmime";
   version = "0.9.2";
   src = fetchFromGitHub {
     owner = "kisli";
diff --git a/nixpkgs/pkgs/development/libraries/vmmlib/default.nix b/nixpkgs/pkgs/development/libraries/vmmlib/default.nix
index 18b9278539fc..b9eb29422c54 100644
--- a/nixpkgs/pkgs/development/libraries/vmmlib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vmmlib/default.nix
@@ -4,7 +4,7 @@
 
 stdenv.mkDerivation rec {
   version = "1.6.2";
-  name = "vmmlib-${version}";
+  pname = "vmmlib";
 
   src = fetchFromGitHub {
     owner = "VMML";
diff --git a/nixpkgs/pkgs/development/libraries/volume-key/default.nix b/nixpkgs/pkgs/development/libraries/volume-key/default.nix
index f6669f2f8fea..77cd3be0cbda 100644
--- a/nixpkgs/pkgs/development/libraries/volume-key/default.nix
+++ b/nixpkgs/pkgs/development/libraries/volume-key/default.nix
@@ -7,7 +7,8 @@
 let
   version = "0.3.11";
 in stdenv.mkDerivation rec {
-  name = "volume_key-${version}";
+  pname = "volume_key";
+  inherit version;
 
   src = fetchgit {
     url = https://pagure.io/volume_key.git;
diff --git a/nixpkgs/pkgs/development/libraries/vrb/default.nix b/nixpkgs/pkgs/development/libraries/vrb/default.nix
index 4f72cc138acf..efd60fe66fb5 100644
--- a/nixpkgs/pkgs/development/libraries/vrb/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vrb/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "vrb-${version}";
+  pname = "vrb";
   version = "0.5.1";
 
   src = fetchurl {
-    url = "http://vrb.sourceforge.net/download/${name}.tar.bz2";
+    url = "http://vrb.sourceforge.net/download/${pname}-${version}.tar.bz2";
     sha256 = "d579ed1998ef2d78e2ef8481a748d26e1fa12cdda806d2e31d8ec66ffb0e289f";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/vsqlite/default.nix b/nixpkgs/pkgs/development/libraries/vsqlite/default.nix
index e706c730ddd3..fd0e90941b89 100644
--- a/nixpkgs/pkgs/development/libraries/vsqlite/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vsqlite/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, boost, sqlite }:
 
 stdenv.mkDerivation rec {
-  name = "vsqlite-${version}";
+  pname = "vsqlite";
   version = "0.3.13";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/vulkan-headers/default.nix b/nixpkgs/pkgs/development/libraries/vulkan-headers/default.nix
index f7c1bf9a65b9..4ea8d69a498b 100644
--- a/nixpkgs/pkgs/development/libraries/vulkan-headers/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vulkan-headers/default.nix
@@ -1,15 +1,15 @@
 { stdenv, fetchFromGitHub, cmake }:
 stdenv.mkDerivation rec {
-  name = "vulkan-headers-${version}";
-  version = "1.1.106";
+  pname = "vulkan-headers";
+  version = "1.1.114.0";
 
-  buildInputs = [ cmake ];
+  nativeBuildInputs = [ cmake ];
 
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "Vulkan-Headers";
     rev = "sdk-${version}";
-    sha256 = "0idw7q715ikj575qmspvgq2gzc6c1sj581b8z3xnv6wz9qbzrmsd";
+    sha256 = "0fdvh26nxibylh32lj8b62d9nf9j25xa0il9zg362wmr2zgm8gka";
   };
 
   meta = with stdenv.lib; {
diff --git a/nixpkgs/pkgs/development/libraries/vulkan-loader/default.nix b/nixpkgs/pkgs/development/libraries/vulkan-loader/default.nix
index a44e91e1bf5c..5631665a6916 100644
--- a/nixpkgs/pkgs/development/libraries/vulkan-loader/default.nix
+++ b/nixpkgs/pkgs/development/libraries/vulkan-loader/default.nix
@@ -2,29 +2,27 @@
 , xlibsWrapper, libxcb, libXrandr, libXext, wayland, addOpenGLRunpath }:
 
 let
-  version = "1.1.106";
+  version = "1.1.114.0";
 in
 
 assert version == vulkan-headers.version;
 stdenv.mkDerivation rec {
-  name = "vulkan-loader-${version}";
+  pname = "vulkan-loader";
   inherit version;
 
   src = fetchFromGitHub {
     owner = "KhronosGroup";
     repo = "Vulkan-Loader";
     rev = "sdk-${version}";
-    sha256 = "0zhrwj1gi90x2w8gaaaw5h4b969a8gfy244kn0drrplhhb1nqz3b";
+    sha256 = "08nibkbjf3g32qyp5bpdvj7i0zdv5ds1n5y52z8pvyzkpiz7s6ww";
   };
 
   nativeBuildInputs = [ pkgconfig addOpenGLRunpath ];
   buildInputs = [ cmake python3 xlibsWrapper libxcb libXrandr libXext wayland ];
   enableParallelBuilding = true;
 
-  patches = [ ./system-search-path.patch ];
-
   cmakeFlags = [
-    "-DSYSTEM_SEARCH_PATH=${addOpenGLRunpath.driverLink}/share"
+    "-DSYSCONFDIR=${addOpenGLRunpath.driverLink}/share"
     "-DVULKAN_HEADERS_INSTALL_DIR=${vulkan-headers}"
   ];
 
diff --git a/nixpkgs/pkgs/development/libraries/vulkan-loader/system-search-path.patch b/nixpkgs/pkgs/development/libraries/vulkan-loader/system-search-path.patch
deleted file mode 100644
index 26f83e6d534f..000000000000
--- a/nixpkgs/pkgs/development/libraries/vulkan-loader/system-search-path.patch
+++ /dev/null
@@ -1,45 +0,0 @@
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 9ac5ce835..cbdb0ff56 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -88,6 +88,12 @@ if(UNIX)
-             STRING
-             "Search path to use when XDG_DATA_DIRS is unset or empty or the current process is SUID/SGID. Default is freedesktop compliant."
-         )
-+    set(
-+        SYSTEM_SEARCH_PATH ""
-+        CACHE
-+            STRING
-+            "Search path to always use, after all other search paths."
-+    )
- endif()
- 
- if(UNIX AND NOT APPLE) # i.e.: Linux
-@@ -184,6 +190,7 @@ if(UNIX)
-     add_definitions(-DFALLBACK_CONFIG_DIRS="${FALLBACK_CONFIG_DIRS}")
-     add_definitions(-DFALLBACK_DATA_DIRS="${FALLBACK_DATA_DIRS}")
-     add_definitions(-DSYSCONFDIR="${CMAKE_INSTALL_FULL_SYSCONFDIR}")
-+    add_definitions(-DSYSTEM_SEARCH_PATH="${SYSTEM_SEARCH_PATH}")
- 
-     # Make sure /etc is searched by the loader
-     if(NOT (CMAKE_INSTALL_FULL_SYSCONFDIR STREQUAL "/etc"))
-diff --git a/loader/loader.c b/loader/loader.c
-index 0d3b5a947..abe357004 100644
---- a/loader/loader.c
-+++ b/loader/loader.c
-@@ -3688,6 +3688,7 @@ static VkResult ReadDataFilesInSearchPaths(const struct loader_instance *inst, e
-                 search_path_size += DetermineDataFilePathSize(xdgdatahome, rel_size);
-                 search_path_size += DetermineDataFilePathSize(home_root, rel_size);
-             }
-+            search_path_size += DetermineDataFilePathSize(SYSTEM_SEARCH_PATH, rel_size);
- #endif
-         }
-     }
-@@ -3737,6 +3738,7 @@ static VkResult ReadDataFilesInSearchPaths(const struct loader_instance *inst, e
-                 CopyDataFilePath(xdgdatahome, relative_location, rel_size, &cur_path_ptr);
-                 CopyDataFilePath(home_root, relative_location, rel_size, &cur_path_ptr);
-             }
-+            CopyDataFilePath(SYSTEM_SEARCH_PATH, relative_location, rel_size, &cur_path_ptr);
-         }
- 
-         // Remove the last path separator
diff --git a/nixpkgs/pkgs/development/libraries/wavpack/default.nix b/nixpkgs/pkgs/development/libraries/wavpack/default.nix
index 8af33c10319c..f3f87b3ba604 100644
--- a/nixpkgs/pkgs/development/libraries/wavpack/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wavpack/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, libiconv, fetchpatch }:
 
 stdenv.mkDerivation rec {
-  name = "wavpack-${version}";
+  pname = "wavpack";
   version = "5.1.0";
 
   enableParallelBuilding = true;
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
   buildInputs = stdenv.lib.optional stdenv.isDarwin libiconv;
 
   src = fetchurl {
-    url = "http://www.wavpack.com/${name}.tar.bz2";
+    url = "http://www.wavpack.com/${pname}-${version}.tar.bz2";
     sha256 = "0i19c6krc0p9krwrqy9s5xahaafigqzxcn31piidmlaqadyn4f8r";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/wayland/1.9.nix b/nixpkgs/pkgs/development/libraries/wayland/1.9.nix
index 3fda417d8e1f..7572051b1de0 100644
--- a/nixpkgs/pkgs/development/libraries/wayland/1.9.nix
+++ b/nixpkgs/pkgs/development/libraries/wayland/1.9.nix
@@ -7,11 +7,11 @@
 assert expat != null;
 
 stdenv.mkDerivation rec {
-  name = "wayland-${version}";
+  pname = "wayland";
   version = "1.9.0";
 
   src = fetchurl {
-    url = "https://wayland.freedesktop.org/releases/${name}.tar.xz";
+    url = "https://wayland.freedesktop.org/releases/${pname}-${version}.tar.xz";
     sha256 = "1yhy62vkbq8j8c9zaa6yzvn75cd99kfa8n2zfdwl80x019r711ww";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/wayland/protocols.nix b/nixpkgs/pkgs/development/libraries/wayland/protocols.nix
index b14dc03385cf..d2af8b084e68 100644
--- a/nixpkgs/pkgs/development/libraries/wayland/protocols.nix
+++ b/nixpkgs/pkgs/development/libraries/wayland/protocols.nix
@@ -3,11 +3,11 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "wayland-protocols-${version}";
+  pname = "wayland-protocols";
   version = "1.17";
 
   src = fetchurl {
-    url = "https://wayland.freedesktop.org/releases/${name}.tar.xz";
+    url = "https://wayland.freedesktop.org/releases/${pname}-${version}.tar.xz";
     sha256 = "0bw1sqixqk2a7mqw630cs4dlgcp5yib90vyikzm3lr05jz7ij4yz";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/wcslib/default.nix b/nixpkgs/pkgs/development/libraries/wcslib/default.nix
index 5f9015fa9609..b0c8c1edd66b 100644
--- a/nixpkgs/pkgs/development/libraries/wcslib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wcslib/default.nix
@@ -2,12 +2,12 @@
 
 stdenv.mkDerivation rec {
   version = "6.4";
-  name = "wcslib-${version}";
+  pname = "wcslib";
 
   buildInputs = [ flex ];
 
   src = fetchurl {
-    url = "ftp://ftp.atnf.csiro.au/pub/software/wcslib/${name}.tar.bz2";
+    url = "ftp://ftp.atnf.csiro.au/pub/software/wcslib/${pname}-${version}.tar.bz2";
     sha256 ="003h23m6d5wcs29v2vbnl63f3z35k5x70lpsqlz5c9bp1bvizh8k";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/webkitgtk/2.4.nix b/nixpkgs/pkgs/development/libraries/webkitgtk/2.4.nix
index 04758ace7fa4..25868cdb886e 100644
--- a/nixpkgs/pkgs/development/libraries/webkitgtk/2.4.nix
+++ b/nixpkgs/pkgs/development/libraries/webkitgtk/2.4.nix
@@ -14,7 +14,7 @@ assert stdenv.isDarwin -> !enableCredentialStorage;
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "webkitgtk-${version}";
+  pname = "webkitgtk";
   version = "2.4.11";
 
   meta = with stdenv.lib; {
@@ -33,7 +33,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "https://webkitgtk.org/releases/${name}.tar.xz";
+    url = "https://webkitgtk.org/releases/${pname}-${version}.tar.xz";
     sha256 = "1xsvnvyvlywwyf6m9ainpsg87jkxjmd37q6zgz9cxb7v3c2ym2jq";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/webkitgtk/default.nix b/nixpkgs/pkgs/development/libraries/webkitgtk/default.nix
index 927301589b4c..71b30960bacd 100644
--- a/nixpkgs/pkgs/development/libraries/webkitgtk/default.nix
+++ b/nixpkgs/pkgs/development/libraries/webkitgtk/default.nix
@@ -14,7 +14,7 @@ assert stdenv.isDarwin -> !enableGtk2Plugins;
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "webkitgtk-${version}";
+  pname = "webkitgtk";
   version = "2.24.3";
 
   meta = {
@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
   };
 
   src = fetchurl {
-    url = "https://webkitgtk.org/releases/${name}.tar.xz";
+    url = "https://webkitgtk.org/releases/${pname}-${version}.tar.xz";
     sha256 = "0lbcrw5axwrbrajxq7fqywfyh0djqi23ynzb5wi5ghw2grnp83cl";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/websocket++/default.nix b/nixpkgs/pkgs/development/libraries/websocket++/default.nix
index d84f30aad55b..84fbda503eac 100644
--- a/nixpkgs/pkgs/development/libraries/websocket++/default.nix
+++ b/nixpkgs/pkgs/development/libraries/websocket++/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake }:
 
 stdenv.mkDerivation rec {
-  name = "websocket++-${version}";
+  pname = "websocket++";
   version = "0.8.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/wiredtiger/default.nix b/nixpkgs/pkgs/development/libraries/wiredtiger/default.nix
index bccf4f69e9d2..2ebad693de50 100644
--- a/nixpkgs/pkgs/development/libraries/wiredtiger/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wiredtiger/default.nix
@@ -25,7 +25,7 @@ let
   optLeveldb = shouldUsePkg leveldb;
 in
 stdenv.mkDerivation rec {
-  name = "wiredtiger-${version}";
+  pname = "wiredtiger";
   version = "3.2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/wolfssl/default.nix b/nixpkgs/pkgs/development/libraries/wolfssl/default.nix
index 549e492e944c..780d7df47cb0 100644
--- a/nixpkgs/pkgs/development/libraries/wolfssl/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wolfssl/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, autoreconfHook }:
 
 stdenv.mkDerivation rec {
-  name = "wolfssl-${version}";
+  pname = "wolfssl";
   version = "4.1.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/wt/default.nix b/nixpkgs/pkgs/development/libraries/wt/default.nix
index ba77189b2a55..60f911765992 100644
--- a/nixpkgs/pkgs/development/libraries/wt/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wt/default.nix
@@ -7,7 +7,8 @@ let
   generic =
     { version, sha256 }:
     stdenv.mkDerivation rec {
-      name = "wt-${version}";
+      pname = "wt";
+      inherit version;
 
       src = fetchFromGitHub {
         owner = "emweb";
diff --git a/nixpkgs/pkgs/development/libraries/wxSVG/default.nix b/nixpkgs/pkgs/development/libraries/wxSVG/default.nix
index ce8e3f0f677c..bdc8f8c3435c 100644
--- a/nixpkgs/pkgs/development/libraries/wxSVG/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wxSVG/default.nix
@@ -5,7 +5,7 @@
 
 stdenv.mkDerivation rec {
 
-  name = "wxSVG-${version}";
+  pname = "wxSVG";
   srcName = "wxsvg-${version}";
   version = "1.5.20";
 
diff --git a/nixpkgs/pkgs/development/libraries/wxsqlite3/default.nix b/nixpkgs/pkgs/development/libraries/wxsqlite3/default.nix
index 49f12842533b..a528166f68a0 100644
--- a/nixpkgs/pkgs/development/libraries/wxsqlite3/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wxsqlite3/default.nix
@@ -2,7 +2,7 @@
 , darwin }:
 
 stdenv.mkDerivation rec {
-  name = "wxsqlite3-${version}";
+  pname = "wxsqlite3";
   version = "3.3.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/wxsqliteplus/default.nix b/nixpkgs/pkgs/development/libraries/wxsqliteplus/default.nix
index 998f6a9e5f69..9ca15d4977b9 100644
--- a/nixpkgs/pkgs/development/libraries/wxsqliteplus/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wxsqliteplus/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, wxGTK, wxsqlite3, sqlite }:
 
 stdenv.mkDerivation rec {
-  name = "wxsqliteplus-${version}";
+  pname = "wxsqliteplus";
   version = "0.3.6";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/wxwidgets/2.8/default.nix b/nixpkgs/pkgs/development/libraries/wxwidgets/2.8/default.nix
index b952e8b12673..38ee4376ac2d 100644
--- a/nixpkgs/pkgs/development/libraries/wxwidgets/2.8/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wxwidgets/2.8/default.nix
@@ -12,7 +12,7 @@ with stdenv.lib;
 
 stdenv.mkDerivation rec {
   version = "2.8.12.1";
-  name = "wxGTK-${version}";
+  pname = "wxGTK";
 
   src = fetchurl {
     url = "mirror://sourceforge/wxpython/wxPython-src-${version}.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/wxwidgets/2.9/default.nix b/nixpkgs/pkgs/development/libraries/wxwidgets/2.9/default.nix
index 369d011f9b3c..02367e18a95b 100644
--- a/nixpkgs/pkgs/development/libraries/wxwidgets/2.9/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wxwidgets/2.9/default.nix
@@ -15,7 +15,8 @@ let
   version = "2.9.4";
 in
 stdenv.mkDerivation {
-  name = "wxwidgets-${version}";
+  pname = "wxwidgets";
+  inherit version;
 
   src = fetchurl {
     url = "mirror://sourceforge/wxwindows/wxWidgets-${version}.tar.bz2";
diff --git a/nixpkgs/pkgs/development/libraries/wxwidgets/3.0/default.nix b/nixpkgs/pkgs/development/libraries/wxwidgets/3.0/default.nix
index b33b0b15331a..a12447562b81 100644
--- a/nixpkgs/pkgs/development/libraries/wxwidgets/3.0/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wxwidgets/3.0/default.nix
@@ -18,7 +18,7 @@ with stdenv.lib;
 
 stdenv.mkDerivation rec {
   version = "3.0.4";
-  name = "wxwidgets-${version}";
+  pname = "wxwidgets";
 
   src = fetchFromGitHub {
     owner = "wxWidgets";
diff --git a/nixpkgs/pkgs/development/libraries/wxwidgets/3.0/mac.nix b/nixpkgs/pkgs/development/libraries/wxwidgets/3.0/mac.nix
index cbe8bd8ac5ee..5236996199d6 100644
--- a/nixpkgs/pkgs/development/libraries/wxwidgets/3.0/mac.nix
+++ b/nixpkgs/pkgs/development/libraries/wxwidgets/3.0/mac.nix
@@ -6,7 +6,7 @@
 
 stdenv.mkDerivation rec {
   version = "3.0.4";
-  name = "wxmac-${version}";
+  pname = "wxmac";
 
   src = fetchzip {
     url = "https://github.com/wxWidgets/wxWidgets/archive/v${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/wxwidgets/3.1/default.nix b/nixpkgs/pkgs/development/libraries/wxwidgets/3.1/default.nix
index cee967ef2aa0..8fe75153de6d 100644
--- a/nixpkgs/pkgs/development/libraries/wxwidgets/3.1/default.nix
+++ b/nixpkgs/pkgs/development/libraries/wxwidgets/3.1/default.nix
@@ -17,7 +17,7 @@ with stdenv.lib;
 
 stdenv.mkDerivation rec {
   version = "3.1.2";
-  name = "wxwidgets-${version}";
+  pname = "wxwidgets";
 
   src = fetchFromGitHub {
     owner = "wxWidgets";
diff --git a/nixpkgs/pkgs/development/libraries/x265/default.nix b/nixpkgs/pkgs/development/libraries/x265/default.nix
index f2189cb014ec..634847941d00 100644
--- a/nixpkgs/pkgs/development/libraries/x265/default.nix
+++ b/nixpkgs/pkgs/development/libraries/x265/default.nix
@@ -16,7 +16,7 @@ let
 in
 
 stdenv.mkDerivation rec {
-  name = "x265-${version}";
+  pname = "x265";
   version = "3.1.1";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/xalanc/default.nix b/nixpkgs/pkgs/development/libraries/xalanc/default.nix
index aeb741dbae7b..92a932a01a4a 100644
--- a/nixpkgs/pkgs/development/libraries/xalanc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xalanc/default.nix
@@ -5,7 +5,7 @@ let
              if stdenv.isDarwin then "macosx" else
              throw "Unsupported platform";
 in stdenv.mkDerivation rec {
-  name = "xalan-c-${version}";
+  pname = "xalan-c";
   version = "1.11";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/xapian/default.nix b/nixpkgs/pkgs/development/libraries/xapian/default.nix
index 271c7adf3d98..362f704a05d8 100644
--- a/nixpkgs/pkgs/development/libraries/xapian/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xapian/default.nix
@@ -3,7 +3,8 @@
 
 let
   generic = version: sha256: stdenv.mkDerivation rec {
-    name = "xapian-${version}";
+    pname = "xapian";
+    inherit version;
     passthru = { inherit version; };
 
     src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/xapian/tools/omega/default.nix b/nixpkgs/pkgs/development/libraries/xapian/tools/omega/default.nix
index 1203f19d6c82..6c8eda6358b2 100644
--- a/nixpkgs/pkgs/development/libraries/xapian/tools/omega/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xapian/tools/omega/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, pkgconfig, xapian, perl, pcre, zlib, libmagic }:
 
 stdenv.mkDerivation rec {
-  name = "xapian-omega-${version}";
+  pname = "xapian-omega";
   inherit (xapian) version;
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/xavs/default.nix b/nixpkgs/pkgs/development/libraries/xavs/default.nix
index 31c31164e010..d7ec3ae9c1e8 100644
--- a/nixpkgs/pkgs/development/libraries/xavs/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xavs/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchsvn }:
 
 stdenv.mkDerivation rec {
-  name = "xavs-${version}";
+  pname = "xavs";
   version = "55";
 
   src = fetchsvn {
diff --git a/nixpkgs/pkgs/development/libraries/xcb-util-cursor/HEAD.nix b/nixpkgs/pkgs/development/libraries/xcb-util-cursor/HEAD.nix
index e343c301127f..705bd6b87fc6 100644
--- a/nixpkgs/pkgs/development/libraries/xcb-util-cursor/HEAD.nix
+++ b/nixpkgs/pkgs/development/libraries/xcb-util-cursor/HEAD.nix
@@ -2,7 +2,7 @@
 , xorg, gnum4, libxcb, gperf }:
 
 stdenv.mkDerivation rec {
-  name = "xcb-util-cursor-0.1.1-3-unstable-${version}";
+  pname = "xcb-util-cursor-0.1.1-3-unstable";
   version = "2017-04-05";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/xercesc/default.nix b/nixpkgs/pkgs/development/libraries/xercesc/default.nix
index 8ad4e6d6a8a6..704884c23f3e 100644
--- a/nixpkgs/pkgs/development/libraries/xercesc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xercesc/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "xerces-c-${version}";
+  pname = "xerces-c";
   version = "3.2.2";
 
   src = fetchurl {
-    url = "mirror://apache/xerces/c/3/sources/${name}.tar.gz";
+    url = "mirror://apache/xerces/c/3/sources/${pname}-${version}.tar.gz";
     sha256 = "04q4c460wqzyzmprjm22igcm1d52xr20ajxnhr33nv95mbw92qfx";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/xgboost/default.nix b/nixpkgs/pkgs/development/libraries/xgboost/default.nix
index 74d263a94179..f4687bd46f85 100644
--- a/nixpkgs/pkgs/development/libraries/xgboost/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xgboost/default.nix
@@ -7,7 +7,7 @@
 assert ncclSupport -> cudaSupport;
 
 stdenv.mkDerivation rec {
-  name = "xgboost-${version}";
+  pname = "xgboost";
   version = "0.90";
 
   # needs submodules
diff --git a/nixpkgs/pkgs/development/libraries/xlslib/default.nix b/nixpkgs/pkgs/development/libraries/xlslib/default.nix
index 718554b20a48..3d1b4ea74db8 100644
--- a/nixpkgs/pkgs/development/libraries/xlslib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xlslib/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchurl, autoreconfHook, unzip }:
 
 stdenv.mkDerivation rec {
-  name = "xlslib-${version}";
+  pname = "xlslib";
   version = "2.5.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/xml-security-c/default.nix b/nixpkgs/pkgs/development/libraries/xml-security-c/default.nix
index 35ae93e79392..e6ececf8513e 100644
--- a/nixpkgs/pkgs/development/libraries/xml-security-c/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xml-security-c/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, xalanc, xercesc, openssl, pkgconfig }:
 
 stdenv.mkDerivation rec {
-  name = "xml-security-c-${version}";
+  pname = "xml-security-c";
   version = "2.0.2";
 
   src = fetchurl {
-    url = "https://www.apache.org/dist/santuario/c-library/${name}.tar.gz";
+    url = "https://www.apache.org/dist/santuario/c-library/${pname}-${version}.tar.gz";
     sha256 = "1prh5sxzipkqglpsh53iblbr7rxi54wbijxdjiahzjmrijqa40y3";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/xml-tooling-c/default.nix b/nixpkgs/pkgs/development/libraries/xml-tooling-c/default.nix
index fbe515f6217f..d5e1eb08fa49 100644
--- a/nixpkgs/pkgs/development/libraries/xml-tooling-c/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xml-tooling-c/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "xml-tooling-c-${version}";
+  pname = "xml-tooling-c";
   version = "3.0.4";
 
   src = fetchgit {
diff --git a/nixpkgs/pkgs/development/libraries/xmlsec/default.nix b/nixpkgs/pkgs/development/libraries/xmlsec/default.nix
index b19bf000b0d4..3e54944a3779 100644
--- a/nixpkgs/pkgs/development/libraries/xmlsec/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xmlsec/default.nix
@@ -5,7 +5,8 @@ let
   version = "1.2.28";
 in
 stdenv.mkDerivation rec {
-  name = "xmlsec-${version}";
+  pname = "xmlsec";
+  inherit version;
 
   src = fetchurl {
     url = "https://www.aleksey.com/xmlsec/download/xmlsec1-${version}.tar.gz";
diff --git a/nixpkgs/pkgs/development/libraries/xsd/default.nix b/nixpkgs/pkgs/development/libraries/xsd/default.nix
index 051a194af98e..5a267bbfe767 100644
--- a/nixpkgs/pkgs/development/libraries/xsd/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xsd/default.nix
@@ -4,7 +4,7 @@ let
   fixed_paths = ''LDFLAGS="-L${xercesc}/lib" CPPFLAGS="-I${xercesc}/include"'';
 in
 stdenv.mkDerivation rec {
-  name = "xsd-${version}";
+  pname = "xsd";
   version = "4.0.0";
 
   src = fetchurl {
diff --git a/nixpkgs/pkgs/development/libraries/xvidcore/default.nix b/nixpkgs/pkgs/development/libraries/xvidcore/default.nix
index 17d7320cb648..5ec96157a79c 100644
--- a/nixpkgs/pkgs/development/libraries/xvidcore/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xvidcore/default.nix
@@ -2,11 +2,11 @@
 
 with stdenv.lib;
 stdenv.mkDerivation rec {
-  name = "xvidcore-${version}";
+  pname = "xvidcore";
   version = "1.3.5";
 
   src = fetchurl {
-    url = "http://downloads.xvid.org/downloads/${name}.tar.bz2";
+    url = "http://downloads.xvid.org/downloads/${pname}-${version}.tar.bz2";
     sha256 = "1d0hy1w9sn6491a3vhyf3vmhq4xkn6yd4ralx1191s6qz5wz483w";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/xxHash/default.nix b/nixpkgs/pkgs/development/libraries/xxHash/default.nix
index 70701f2d070e..51165f47a219 100644
--- a/nixpkgs/pkgs/development/libraries/xxHash/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xxHash/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation rec {
-  name = "xxHash-${version}";
+  pname = "xxHash";
   version = "0.7.1";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/xylib/default.nix b/nixpkgs/pkgs/development/libraries/xylib/default.nix
index c9c84f4e1d89..155e46c8f8c6 100644
--- a/nixpkgs/pkgs/development/libraries/xylib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/xylib/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, boost, zlib, bzip2, wxGTK30 }:
 
 stdenv.mkDerivation rec {
-  name = "xylib-${version}";
+  pname = "xylib";
   version = "1.5";
 
   src = fetchurl {
-    url = "https://github.com/wojdyr/xylib/releases/download/v${version}/${name}.tar.bz2";
+    url = "https://github.com/wojdyr/xylib/releases/download/v${version}/${pname}-${version}.tar.bz2";
     sha256 = "1r2kx80zhdvz39k6h2fsncm2742xxvxl3z8a3fnr13jl9sl7mnnd";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/zeroc-ice/default.nix b/nixpkgs/pkgs/development/libraries/zeroc-ice/default.nix
index 82b53402fc78..a2e60eacf989 100644
--- a/nixpkgs/pkgs/development/libraries/zeroc-ice/default.nix
+++ b/nixpkgs/pkgs/development/libraries/zeroc-ice/default.nix
@@ -3,7 +3,7 @@
 }:
 
 stdenv.mkDerivation rec {
-  name = "zeroc-ice-${version}";
+  pname = "zeroc-ice";
   version = "3.6.3";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/zeromq/4.x.nix b/nixpkgs/pkgs/development/libraries/zeromq/4.x.nix
index 8a89d2ae1c74..db5d90e2f021 100644
--- a/nixpkgs/pkgs/development/libraries/zeromq/4.x.nix
+++ b/nixpkgs/pkgs/development/libraries/zeromq/4.x.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, asciidoc, enableDrafts ? false }:
 
 stdenv.mkDerivation rec {
-  name = "zeromq-${version}";
+  pname = "zeromq";
   version = "4.3.2";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/zimlib/default.nix b/nixpkgs/pkgs/development/libraries/zimlib/default.nix
index 9b7a90266284..1b74b8c5388b 100644
--- a/nixpkgs/pkgs/development/libraries/zimlib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/zimlib/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, lzma }:
 
 stdenv.mkDerivation rec {
-  name = "zimlib-${version}";
+  pname = "zimlib";
   version = "1.4";
 
   src = fetchurl {
-    url = "http://www.openzim.org/download/${name}.tar.gz";
+    url = "http://www.openzim.org/download/${pname}-${version}.tar.gz";
     sha256 = "14ra3iq42x53k1nqxb5lsg4gadlkpkgv6cbjjl6305ajmbrghcdq";
   };
 
diff --git a/nixpkgs/pkgs/development/libraries/zlog/default.nix b/nixpkgs/pkgs/development/libraries/zlog/default.nix
index 330b91e995d9..5c6015757420 100644
--- a/nixpkgs/pkgs/development/libraries/zlog/default.nix
+++ b/nixpkgs/pkgs/development/libraries/zlog/default.nix
@@ -2,10 +2,10 @@
 
 stdenv.mkDerivation rec {
   version = "1.2.14";
-  name = "zlog-${version}";
+  pname = "zlog";
 
   src = fetchzip {
-    name = "${name}-src";
+    name = "${pname}-${version}-src";
     url = "https://github.com/HardySimpson/zlog/archive/${version}.tar.gz";
     sha256 = "1qcrfmh2vbarkx7ij3gwk174qmgmhm2j336bfaakln1ixd9lkxa5";
   };
diff --git a/nixpkgs/pkgs/development/libraries/zmqpp/default.nix b/nixpkgs/pkgs/development/libraries/zmqpp/default.nix
index f7e849f6a334..98211e6e3eb5 100644
--- a/nixpkgs/pkgs/development/libraries/zmqpp/default.nix
+++ b/nixpkgs/pkgs/development/libraries/zmqpp/default.nix
@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, cmake, pkgconfig, zeromq }:
 
 stdenv.mkDerivation rec {
-  name = "zmqpp-${version}";
+  pname = "zmqpp";
   version = "4.2.0";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/zxcvbn-c/default.nix b/nixpkgs/pkgs/development/libraries/zxcvbn-c/default.nix
index 65509d766b96..78983f095439 100644
--- a/nixpkgs/pkgs/development/libraries/zxcvbn-c/default.nix
+++ b/nixpkgs/pkgs/development/libraries/zxcvbn-c/default.nix
@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub }:
 stdenv.mkDerivation rec {
-  name = "zxcvbn-c-${version}";
+  pname = "zxcvbn-c";
   version = "2.4";
 
   src = fetchFromGitHub {
diff --git a/nixpkgs/pkgs/development/libraries/zziplib/default.nix b/nixpkgs/pkgs/development/libraries/zziplib/default.nix
index 010c73336b92..8b199d3e89a2 100644
--- a/nixpkgs/pkgs/development/libraries/zziplib/default.nix
+++ b/nixpkgs/pkgs/development/libraries/zziplib/default.nix
@@ -1,7 +1,7 @@
 { docbook_xml_dtd_412, fetchurl, stdenv, perl, python2, zip, xmlto, zlib, fetchpatch }:
 
 stdenv.mkDerivation rec {
-  name = "zziplib-${version}";
+  pname = "zziplib";
   version = "0.13.69";
 
   src = fetchurl {