--- /usr/portage/media-video/libav/libav-11.2.ebuild	2015-01-30 12:01:13.000000000 -0500
+++ libav-11.2.ebuild	2015-02-11 12:36:15.353893093 -0500
@@ -296,7 +296,8 @@
 		--optflags="${CFLAGS}" \
 		--extra-cflags="${CFLAGS}" \
 		$(use_enable static-libs static) \
-		"${myconf[@]}"
+		"${myconf[@]}" \
+		"${EXTRA_ECONF}"
 	echo "${@}"
 	"${@}" || die
 }