--- mesa-9.2.5.ebuild.orig	2014-01-25 15:14:04.000000000 +0000
+++ mesa-9.2.5.ebuild.orig	2014-01-25 15:14:46.000000000 +0000
@@ -151,7 +151,7 @@ 
 "
 
 python_check_deps() {
-	has_version "dev-libs/libxml2[python,${PYTHON_USEDEP}]"
+	has_version --host-root "dev-libs/libxml2[python,${PYTHON_USEDEP}]"
 }
 
 S="${WORKDIR}/${MY_P}"