From ab3b1a5aa98cc0463f0192f9a2f7cc3cd35755a8 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Tue, 17 Sep 2013 11:53:27 +0200
Subject: [PATCH] gravit: enable PNG support

---
 pkgs/applications/science/astronomy/gravit/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/applications/science/astronomy/gravit/default.nix b/pkgs/applications/science/astronomy/gravit/default.nix
index cbe438b012a..a2cc07b0a61 100644
--- a/pkgs/applications/science/astronomy/gravit/default.nix
+++ b/pkgs/applications/science/astronomy/gravit/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, SDL, SDL_ttf, SDL_image, mesa, lua5, automake, autoconf }:
+{ stdenv, fetchurl, SDL, SDL_ttf, SDL_image, mesa, libpng, lua5, automake, autoconf }:
 
 stdenv.mkDerivation rec {
   name = "gravit-0.5.0";
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     sha256 = "0lyw0skrkb04s16vgz7ggswjrdxk1h23v5s85s09gjxzjp1xd3xp";
   };
 
-  buildInputs = [mesa SDL SDL_ttf SDL_image lua5 automake autoconf];
+  buildInputs = [mesa SDL SDL_ttf SDL_image lua5 automake autoconf libpng];
 
   preConfigure = "sh autogen.sh";