--- pixman-0.28.2.ebuild	2012-12-10 23:58:21.000000000 +0000
+++ pixman-0.28.2-r1.ebuild	2013-01-22 10:45:05.000000000 +0000
@@ -9,11 +9,15 @@
 DESCRIPTION="Low-level pixel manipulation routines"
 
 KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ia64 ~mips ~ppc ~ppc64 ~s390 ~sh ~sparc ~x86 ~amd64-fbsd ~x86-fbsd ~x86-freebsd ~x86-interix ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris ~x86-winnt"
-IUSE="altivec iwmmxt mmx neon sse2"
+IUSE="altivec iwmmxt mmx neon png sse2"
+
+RDEPEND="png? ( media-libs/libpng )"
+DEPEND="${RDEPEND}"
 
 src_configure() {
 	XORG_CONFIGURE_OPTIONS=(
 		$(use_enable mmx)
+		$(use_enable png libpng)
 		$(use_enable sse2)
 		$(use_enable altivec vmx)
 		$(use_enable neon arm-neon)