From 78af59354cba5fd84efc571086fcaab746b734c1 Mon Sep 17 00:00:00 2001
From: Orivej Desh <orivej@gmx.fr>
Date: Mon, 27 Nov 2017 15:57:50 +0000
Subject: [PATCH] glew: fix darwin install name

---
 pkgs/development/libraries/glew/default.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/glew/default.nix b/pkgs/development/libraries/glew/default.nix
index 57bb4cb631d..38b303bde85 100644
--- a/pkgs/development/libraries/glew/default.nix
+++ b/pkgs/development/libraries/glew/default.nix
@@ -19,8 +19,9 @@ stdenv.mkDerivation rec {
 
   patchPhase = ''
     sed -i 's|lib64|lib|' config/Makefile.linux
+    substituteInPlace config/Makefile.darwin --replace /usr/local "$out"
     ${optionalString (hostPlatform != buildPlatform) ''
-    sed -i -e 's/\(INSTALL.*\)-s/\1/' Makefile
+      sed -i -e 's/\(INSTALL.*\)-s/\1/' Makefile
     ''}
   '';
 
@@ -43,6 +44,8 @@ stdenv.mkDerivation rec {
     "SYSTEM=${if hostPlatform.isMinGW then "mingw" else hostPlatform.parsed.kernel.name}"
   ];
 
+  enableParallelBuilding = true;
+
   meta = with stdenv.lib; {
     description = "An OpenGL extension loading library for C(++)";
     homepage = http://glew.sourceforge.net/;