--- libvpx-0.9.5.ebuild.old	2011-01-13 13:57:17.000000000 +0000
+++ libvpx-0.9.5.ebuild	2011-01-13 13:57:50.000000000 +0000
@@ -38,8 +38,8 @@
 src_configure() {
 	tc-export CC
 	./configure \
-		--prefix=/usr \
-		--libdir=/usr/$(get_libdir) \
+		--prefix=${EPREFIX}/usr \
+		--libdir=${EPREFIX}/usr/$(get_libdir) \
 		--enable-pic \
 		--enable-vp8 \
 		--enable-shared \