From e7748fe210edab76af3a479dc386068ba63f91eb Mon Sep 17 00:00:00 2001
From: Bruno Wolff III <bruno@wolff.to>
Date: Dec 21 2012 07:40:55 +0000
Subject: Build require optional png library


---

diff --git a/hedgewars.spec b/hedgewars.spec
index 7f2ddfe..9101c96 100644
--- a/hedgewars.spec
+++ b/hedgewars.spec
@@ -18,6 +18,7 @@ Patch0:         hedgewars-compiler-opts.patch
 Patch1:         hedgewars-no-bytestring.patch
 BuildRequires:  fpc qt4-devel SDL_mixer-devel SDL_net-devel SDL_image-devel
 BuildRequires:  SDL_ttf-devel openssl-devel cmake desktop-file-utils
+BuildRequires:  libpng-devel
 Requires:       dejavu-sans-fonts wqy-zenhei-fonts hicolor-icon-theme
 # https://bugzilla.redhat.com/show_bug.cgi?id=520400
 # no fpc on s390(x)