From e001bd2c2f698037c6968608523c609cddac813b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Sun, 3 Dec 2017 16:22:12 +0100
Subject: [PATCH] xorg-server-1.18: fixup build with glibc-2.26

It's non-default version required by amdgpu-pro ATM.  Thanks to Mounium.
---
 pkgs/servers/x11/xorg/overrides.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pkgs/servers/x11/xorg/overrides.nix b/pkgs/servers/x11/xorg/overrides.nix
index 8f235df2617..ca1a773c4a2 100644
--- a/pkgs/servers/x11/xorg/overrides.nix
+++ b/pkgs/servers/x11/xorg/overrides.nix
@@ -450,6 +450,7 @@ in
             };
             nativeBuildInputs = [ pkgconfig ];
             buildInputs = [ dri2proto dri3proto renderproto libdrm openssl libX11 libXau libXaw libxcb xcbutil xcbutilwm xcbutilimage xcbutilkeysyms xcbutilrenderutil libXdmcp libXfixes libxkbfile libXmu libXpm libXrender libXres libXt ];
+            postPatch = "sed '1i#include <malloc.h>' -i include/os.h";
             meta.platforms = stdenv.lib.platforms.unix;
         } else throw "unsupported xorg abiCompat: ${args.abiCompat}";