From 659023aa976af1fece388b97758a77fa1b70ceef Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Thu, 24 May 2007 16:05:40 +0000
Subject: [PATCH] * Hack for building zlib on Cygwin (NIXPKGS-28).

svn path=/nixpkgs/trunk/; revision=8768
---
 pkgs/development/libraries/zlib/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/libraries/zlib/default.nix b/pkgs/development/libraries/zlib/default.nix
index 613d86e8ba86..12a72cf5ed33 100644
--- a/pkgs/development/libraries/zlib/default.nix
+++ b/pkgs/development/libraries/zlib/default.nix
@@ -7,4 +7,7 @@ stdenv.mkDerivation {
     md5 = "debc62758716a169df9f62e6ab2bc634";
   };
   configureFlags = if static then "" else "--shared";
+
+  # zlib doesn't like the automatic --disable-shared from the Cygwin stdenv.
+  cygwinConfigureEnableShared = true;
 }