--- twisted-core-13.0.0-r1.ebuild	2013-08-09 12:31:14.000000000 +0000
+++ twisted-core-13.0.0-r1.ebuild	2013-08-10 09:18:59.200109325 +0000
@@ -43,12 +43,11 @@ python_prepare_all() {
 }
 
 python_compile() {
-	local CFLAGS CXXFLAGS
-
 	if [[ ${EPYTHON} != python3* ]]; then
 		# Needed to make the sendmsg extension work
 		# (see http://twistedmatrix.com/trac/ticket/5701 )
 
+		local CFLAGS="${CFLAGS}" CXXFLAGS="${CXXFLAGS}"
 		append-flags -fno-strict-aliasing
 	fi