--- a/common/autoconf/spec.gmk.in	Wed Jul 05 19:07:31 2017 +0200
+++ b/common/autoconf/spec.gmk.in	Thu Aug 15 17:14:53 2013 +0200
@@ -304,6 +304,7 @@
 COMPILER_TYPE:=@COMPILER_TYPE@
 COMPILER_NAME:=@COMPILER_NAME@
 
+TARGET_BITS_FLAG=@TARGET_BITS_FLAG@
 COMPILER_SUPPORTS_TARGET_BITS_FLAG=@COMPILER_SUPPORTS_TARGET_BITS_FLAG@
 
 CC_OUT_OPTION:=@CC_OUT_OPTION@