Index: lang/spidermonkey52/Makefile
===================================================================
--- lang/spidermonkey52/Makefile
+++ lang/spidermonkey52/Makefile
@@ -35,6 +35,7 @@
 		--disable-gold \
 		--with-system-icu \
 		--with-system-nspr
+CONFIGURE_ENV= HOST_CC=${CC} HOST_CXX=${CXX}
 
 OPTIONS_DEFINE=	DEBUG GCZEAL JEMALLOC OPTIMIZE READLINE UTF8 DTRACE
 OPTIONS_DEFAULT=METHODJIT OPTIMIZE READLINE