--- dev-games/irrlicht/irrlicht-1.7.2.ebuild
+++ dev-games/irrlicht/irrlicht-1.7.3.ebuild
@@ -11,7 +11,7 @@
 
 LICENSE="ZLIB"
 SLOT="0"
-KEYWORDS="amd64 ppc x86"
+KEYWORDS="~amd64 ~ppc ~x86"
 IUSE="doc"
 
 RDEPEND="virtual/jpeg
@@ -27,14 +27,13 @@
 S=${WORKDIR}/${P}/source/Irrlicht
 
 src_prepare() {
-	epatch "${FILESDIR}"/${P}-gentoo.patch
+	epatch "${FILESDIR}"/${PN}-1.7.2-gentoo.patch
 	cd ../..
 	edos2unix include/IrrCompileConfig.h
 	epatch \
-		"${FILESDIR}"/${P}-config.patch \
-		"${FILESDIR}"/${P}-demoMake.patch \
-		"${FILESDIR}"/${P}-gcc46.patch \
-		"${FILESDIR}"/${P}-libpng15.patch
+		"${FILESDIR}"/${PN}-1.7.2-config.patch \
+		"${FILESDIR}"/${PN}-1.7.2-demoMake.patch \
+		"${FILESDIR}"/${PN}-1.7.2-libpng15.patch
 
 	sed -i \
 		-e 's:\.\./\.\./media:../media:g' \