{ stdenv }: let version = "10.9"; in stdenv.mkDerivation rec { name = "MacOSX10.9.sdk"; src = "/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk"; unpackPhase = "true"; dontBuild = true; installPhase = '' mkdir -p $out/Developer/SDKs/ echo "Source is: $src" cp -r $src $out/Developer/SDKs/ ''; meta = with stdenv.lib; { description = "The Mac OS ${version} SDK"; maintainers = with maintainers; [ copumpkin ]; platforms = platforms.darwin; license = licenses.unfree; }; }