fix compile, set HOST_CXXFLAGS, too

package/mozjs/Makefile

@@ -5,7 +5,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=		mozjs
 PKG_VERSION:=		17.0.0
-PKG_RELEASE:=		1
+PKG_RELEASE:=		2
 PKG_MD5SUM:=		20b6f8f1140ef6e47daa3b16965c9202
 PKG_DESCR:=		javascript library
 PKG_SECTION:=		libs
@@ -21,7 +21,8 @@ include $(TOPDIR)/mk/package.mk
 
 $(eval $(call PKG_template,MOZJS,mozjs,$(PKG_VERSION)-${PKG_RELEASE},${PKG_DEPENDS},${PKG_DESCR},${PKG_SECTION},${PKG_OPTS}))
 
-CONFIGURE_ENV+=		HOST_CC="${CC_FOR_BUILD}" HOST_CFLAGS="${CFLAGS_FOR_BUILD}" HOST_CXX="${CXX_FOR_BUILD}"
+CONFIGURE_ENV+=		HOST_CC="${CC_FOR_BUILD}" HOST_CFLAGS="${CFLAGS_FOR_BUILD}"
+CONFIGURE_ENV+=		HOST_CXXFLAGS="${CXXFLAGS_FOR_BUILD}" HOST_CXX="${CXX_FOR_BUILD}"
 CONFIGURE_ARGS+=	--disable-optimize \
 			--with-system-nspr