diff -rupN original/build/config.sub new/build/config.sub
--- original/build/config.sub	2012-03-08 15:09:13.000000000 -0500
+++ new/build/config.sub	2012-05-17 11:40:42.308339450 -0400
@@ -1338,6 +1338,7 @@ case $os in
 	      | -sym* | -kopensolaris* \
 	      | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \
 	      | -aos* | -aros* \
+	      | -toaru* \
 	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \
 	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \
 	      | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \