From bdf5a5c20e8912f3e8115b9c7f9176da91fcacf3 Mon Sep 17 00:00:00 2001
From: "Jason \"Don\" O'Conal" <lovek323@gmail.com>
Date: Wed, 3 Jul 2013 19:52:46 +1000
Subject: [PATCH] liboil: fix build on darwin

* force --build=x86_64
---
 pkgs/development/libraries/liboil/default.nix | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/libraries/liboil/default.nix b/pkgs/development/libraries/liboil/default.nix
index 45f75b4f8052..de2ffdffca76 100644
--- a/pkgs/development/libraries/liboil/default.nix
+++ b/pkgs/development/libraries/liboil/default.nix
@@ -12,9 +12,15 @@ stdenv.mkDerivation rec {
 
   patches = [ ./x86_64-cpuid.patch ];
 
-  meta = {
-    homepage = http://liboil.freedesktop.org;
+  # fix "argb_paint_i386.c:53:Incorrect register `%rax' used with `l' suffix"
+  # errors
+  configureFlags = stdenv.lib.optional stdenv.isDarwin "--build=x86_64";
+
+  meta = with stdenv.lib; {
     description = "A library of simple functions that are optimized for various CPUs";
-    license = "BSD-2";
+    homepage    = http://liboil.freedesktop.org;
+    license     = libraries.bsd2;
+    maintainers = with maintainers; [ lovek323 ];
+    platforms   = platforms.all;
   };
 }