From 6756d7cdf897aa038972a302957522fe5f596d64 Mon Sep 17 00:00:00 2001
From: Florian Friesdorf <flo@chaoflow.net>
Date: Thu, 23 Oct 2014 20:10:49 +0200
Subject: [PATCH] cygwin: gzip fpending

---
 pkgs/tools/compression/gzip/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/tools/compression/gzip/default.nix b/pkgs/tools/compression/gzip/default.nix
index 44b121117ad..6772e21cb0c 100644
--- a/pkgs/tools/compression/gzip/default.nix
+++ b/pkgs/tools/compression/gzip/default.nix
@@ -10,6 +10,10 @@ stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
+  preConfigure = if stdenv.isCygwin then ''
+    sed -i lib/fpending.h -e 's,include <stdio_ext.h>,,'
+  '' else null;
+
   # In stdenv-linux, prevent a dependency on bootstrap-tools.
   makeFlags = "SHELL=/bin/sh GREP=grep";