--- /usr/portage/media-video/mplayer/mplayer-1.0_rc4_p20101114.ebuild	2010-11-14 15:13:00.000000000 +0000
+++ /usr/portage/media-video/mplayer/mplayer-1.0_rc4_p20101114.ebuild	2010-12-15 19:47:33.000000000 +0000
@@ -414,6 +414,7 @@ 
 	if use vorbis || use tremor; then
 		use tremor || myconf+=" --disable-tremor-internal"
 		use vorbis || myconf+=" --disable-libvorbis"
+		use vorbis && use encode && myconf+=" --extra-libs-mencoder=-lvorbisenc"
 	else
 		myconf+="
 			--disable-tremor-internal