--- /usr/portage/dev-libs/libgpg-error/libgpg-error-1.27-r1.ebuild	2017-04-13 05:27:30.000000000 +1000
+++ /usr/local/portage/dev-libs/libgpg-error/libgpg-error-1.27-r1.ebuild	2018-01-02 14:38:06.256221506 +1100
@@ -37,7 +37,7 @@
 
 multilib_src_configure() {
 	ECONF_SOURCE="${S}" econf \
-		CC_FOR_BUILD=$(tc-getBUILD_CC) \
+		CC_FOR_BUILD="$(tc-getBUILD_CC)" \
 		--enable-threads \
 		$(use_enable nls) \
 		$(use_enable static-libs static) \