From f85053a0216b12d87cb66b246440411a296b42d6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Mon, 29 Aug 2016 19:38:31 +0200
Subject: [PATCH] ilmbase: fix linkage

The library was missing -pthread symbols. It wasn't failing by itself,
but e.g. blender was failing to link against is fixed now.
---
 pkgs/development/libraries/ilmbase/default.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/development/libraries/ilmbase/default.nix b/pkgs/development/libraries/ilmbase/default.nix
index 742048c9ae6..4df17d271a2 100644
--- a/pkgs/development/libraries/ilmbase/default.nix
+++ b/pkgs/development/libraries/ilmbase/default.nix
@@ -14,6 +14,8 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ automake autoconf libtool which ];
 
+  NIX_CFLAGS_LINK = [ "-pthread" ];
+
   patches = [ ./bootstrap.patch ];
 
   meta = with stdenv.lib; {