From 27ecc1c9e92a925c3b6f270595724339adf64e09 Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Thu, 29 May 2014 02:43:10 -0500
Subject: [PATCH] Change stdenv on darwin to not set NIX_ENFORCE_PURITY

---
 pkgs/stdenv/nix/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/stdenv/nix/default.nix b/pkgs/stdenv/nix/default.nix
index b16c51f7580b..78e5b84a841e 100644
--- a/pkgs/stdenv/nix/default.nix
+++ b/pkgs/stdenv/nix/default.nix
@@ -9,6 +9,7 @@ import ../generic rec {
       export NIX_IGNORE_LD_THROUGH_GCC=1
 
       if [ "$system" = "i686-darwin" -o "$system" = "powerpc-darwin" -o "$system" = "x86_64-darwin" ]; then
+        export NIX_ENFORCE_PURITY=
         export NIX_DONT_SET_RPATH=1
         export NIX_NO_SELF_RPATH=1
         dontFixLibtool=1