From 8f7adffe4deefafc40f170194718e7837bf9208a Mon Sep 17 00:00:00 2001
From: Johannes Bornhold <johannes@bornhold.name>
Date: Fri, 23 Dec 2016 22:20:30 +0100
Subject: [PATCH] pygtk: Add flag -ObjC for darwin

Had to add this so that it was able to parse the headers from the frameworks.
---
 pkgs/development/python-modules/pygtk/default.nix | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/pygtk/default.nix b/pkgs/development/python-modules/pygtk/default.nix
index 7d0896c1fb8..0940ef00ac9 100644
--- a/pkgs/development/python-modules/pygtk/default.nix
+++ b/pkgs/development/python-modules/pygtk/default.nix
@@ -3,7 +3,7 @@
 
 buildPythonPackage rec {
   name = "pygtk-2.24.0";
-  
+
   disabled = isPy3k;
 
   src = fetchurl {
@@ -20,6 +20,8 @@ buildPythonPackage rec {
 
   buildPhase = "buildPhase";
 
+  NIX_CFLAGS_COMPILE = stdenv.lib.optionalString stdenv.isDarwin "-ObjC";
+
   installPhase = "installPhase";
 
   checkPhase = stdenv.lib.optionalString (libglade == null)