diff --git a/config/autoconf.mk.in b/config/autoconf.mk.in
index 58f526aa086..93cba5dda9f 100644
--- a/config/autoconf.mk.in
+++ b/config/autoconf.mk.in
@@ -341,6 +341,9 @@ NS_USE_NATIVE = @NS_USE_NATIVE@
 CC		    = @CC@
 CXX		    = @CXX@
 
+CC_VERSION	= @CC_VERSION@
+CXX_VERSION	= @CXX_VERSION@
+
 GNU_AS		= @GNU_AS@
 GNU_LD		= @GNU_LD@
 GNU_CC		= @GNU_CC@