--- /usr/portage/media-libs/flac/flac-1.3.0-r1.ebuild	2014-06-18 13:27:19.000000000 -0600
+++ flac-1.3.0-r1.ebuild	2014-11-16 12:20:18.399458919 -0700
@@ -47,6 +46,7 @@
 		$(use_enable cxx cpplibs)
 		$(use_enable ogg)
 		--disable-examples
+		$([[ ${CHOST} == *-darwin* ]] && echo "--disable-asm-optimizations")
 	)
 	autotools-multilib_src_configure
 }
@@ -61,5 +61,5 @@
 
 src_install() {
 	autotools-multilib_src_install \
-		docdir=/usr/share/doc/${PF}/html
+		docdir="${EPREFIX}"/usr/share/doc/${PF}/html
 }