--- /usr/portage/x11-misc/xaos/xaos-3.4.ebuild	2008-08-01 01:37:27.000000000 +0300
+++ xaos-3.4-r1.ebuild	2009-03-22 02:30:13.000000000 +0200
@@ -2,6 +2,8 @@
 # Distributed under the terms of the GNU General Public License v2
 # $Header: /var/cvsroot/gentoo-x86/x11-misc/xaos/xaos-3.4.ebuild,v 1.2 2008/07/31 22:36:54 markusle Exp $
 
+inherit eutils
+
 IUSE="aalib nls png svga threads X"
 
 MY_PN=XaoS
@@ -42,6 +44,14 @@
 				)
 			)"
 
+src_unpack() {
+	unpack ${A}
+	cd ${WORKDIR}
+	pwd
+	# enables linking to libpng
+	epatch ${FILESDIR}/png.patch
+}
+
 src_compile() {
 	local myconf="--with-sffe=yes --with-ggi-driver=no"