--- gnu-efi-3.0s.ebuild	2013-07-02 17:03:30.022450031 +0200
+++ gnu-efi-3.0u.ebuild	2013-07-02 17:25:15.170487134 +0200
@@ -29,11 +29,10 @@
 
 src_prepare() {
 	EPATCH_OPTS="-p1" epatch "${WORKDIR}"/*.diff
-	sed -i -e '/^CFLAGS/s:$: -fno-stack-protector:' Make.defaults || die #444246
 }
 
 _emake() {
-	emake prefix=${CHOST}- ARCH=${iarch} LIBDIR=$(get_libdir) "$@"
+	emake prefix=${CHOST}- ARCH=${iarch} PREFIX=/usr "$@"
 }
 
 src_compile() {
@@ -49,6 +48,6 @@
 }
 
 src_install() {
-	_emake install INSTALLROOT="${D}"/usr
+	_emake install PREFIX=/usr INSTALLROOT="${D}"
 	dodoc README* ChangeLog
 }