From 93a7450c6a3987cee67a28efc3e1e51318a8d166 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Llu=C3=ADs=20Batlle=20i=20Rossell?= <viric@viric.name>
Date: Mon, 20 Aug 2012 10:04:07 +0200
Subject: [PATCH] glibc: fixing the glibcLocales build

It was stopping hydra from evaluating further, I think. I broke it
in my previous commit.
---
 pkgs/development/libraries/glibc/2.13/common.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/glibc/2.13/common.nix b/pkgs/development/libraries/glibc/2.13/common.nix
index 5db9e08e3f92..6e409158f0b8 100644
--- a/pkgs/development/libraries/glibc/2.13/common.nix
+++ b/pkgs/development/libraries/glibc/2.13/common.nix
@@ -110,7 +110,7 @@ stdenv.mkDerivation ({
     (if profilingLibraries
      then "--enable-profile"
      else "--disable-profile")
-  ] ++ stdenv.lib.optionals (cross == null) [
+  ] ++ stdenv.lib.optionals (cross == null && kernelHeaders != null) [
     "--enable-kernel=${kernelHeaders.versionForGlibc}"
   ] ++ stdenv.lib.optionals (cross != null) [
     (if cross.withTLS then "--with-tls" else "--without-tls")