From 42b1e8ee580712b1f4d3f194b79b2099667e648e Mon Sep 17 00:00:00 2001
From: Thomas Tuegel <ttuegel@gmail.com>
Date: Fri, 11 Mar 2016 10:30:45 -0600
Subject: [PATCH] ghc-6.10.2-binary: fix evaluation error on Darwin

---
 pkgs/development/compilers/ghc/6.10.2-binary.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/ghc/6.10.2-binary.nix b/pkgs/development/compilers/ghc/6.10.2-binary.nix
index 5a3ddc97587e..b3208209b05b 100644
--- a/pkgs/development/compilers/ghc/6.10.2-binary.nix
+++ b/pkgs/development/compilers/ghc/6.10.2-binary.nix
@@ -47,7 +47,7 @@ stdenv.mkDerivation rec {
      '' else "");
 
   configurePhase = ''
-    ./configure --prefix=$out --with-gmp-libraries=${gmp.out}/lib --with-gmp-includes=${gmp.dev}/include
+    ./configure --prefix=$out --with-gmp-libraries=${gmp.out}/lib --with-gmp-includes=${gmp.dev or gmp}/include
   '';
 
   # Stripping combined with patchelf breaks the executables (they die