1 files changed, 8 insertions, 10 deletions
diff --git a/nixpkgs/pkgs/development/libraries/arrayfire/default.nix b/nixpkgs/pkgs/development/libraries/arrayfire/default.nix
index 9dd4b1b93a9d..c636d672332c 100644
--- a/nixpkgs/pkgs/development/libraries/arrayfire/default.nix
+++ b/nixpkgs/pkgs/development/libraries/arrayfire/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, fetchFromGitHub, cmake, pkgconfig
+{ lib, stdenv, fetchurl, fetchFromGitHub, cmake, pkg-config
 , opencl-clhpp, ocl-icd, fftw, fftwFloat
 , blas, lapack, boost, mesa, libGLU, libGL
 , freeimage, python, clfft, clblas
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
     "-DAF_BUILD_OPENCL=OFF"
     "-DAF_BUILD_EXAMPLES=OFF"
     "-DBUILD_TESTING=OFF"
-  ] ++ stdenv.lib.optional cudaSupport "-DCMAKE_LIBRARY_PATH=${cudatoolkit}/lib/stubs";
+  ] ++ lib.optional cudaSupport "-DCMAKE_LIBRARY_PATH=${cudatoolkit}/lib/stubs";
 
   patches = [ ./no-download.patch ];
 
@@ -32,15 +32,13 @@ stdenv.mkDerivation rec {
     cp -R --no-preserve=mode,ownership ${opencl-clhpp}/include/CL/cl2.hpp ./build/include/CL/cl2.hpp
   '';
 
-  preBuild = stdenv.lib.optionalString cudaSupport ''
+  preBuild = lib.optionalString cudaSupport ''
     export CUDA_PATH="${cudatoolkit}"
   '';
 
-  enableParallelBuilding = true;
-
   nativeBuildInputs = [
     cmake
-    pkgconfig
+    pkg-config
     python
   ];
 
@@ -50,11 +48,11 @@ stdenv.mkDerivation rec {
     libGLU libGL
     mesa freeimage
     boost.out boost.dev
-  ] ++ (stdenv.lib.optional stdenv.isLinux ocl-icd)
-    ++ (stdenv.lib.optional cudaSupport cudatoolkit)
-    ++ (stdenv.lib.optional buildDocs doxygen);
+  ] ++ (lib.optional stdenv.isLinux ocl-icd)
+    ++ (lib.optional cudaSupport cudatoolkit)
+    ++ (lib.optional buildDocs doxygen);
 
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "A general-purpose library for parallel and massively-parallel computations";
     longDescription = ''
       A general-purpose library that simplifies the process of developing software that targets parallel and massively-parallel architectures including CPUs, GPUs, and other hardware acceleration devices.";