Reported by Leif Ekblad <leif@rdos.net>:

* config.guess (i*86:rdos:*:*): New.
	* config.sub: Handle rdos.
	* testsuite/config-guess.data: Add test case for RDOS.
	* testsuite/config-sub.data: Likewise.

config.sub

@@ -3,7 +3,7 @@
 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
 #   2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
 
-timestamp='2005-12-09'
+timestamp='2005-12-11'
 
 # This file is (in principle) common to ALL GNU software.
 # The presence of a machine in this file suggests that SOME GNU software
@@ -873,6 +873,10 @@ case $basic_machine in
 		basic_machine=i586-unknown
 		os=-pw32
 		;;
+	rdos)
+		basic_machine=i386-pc
+		os=-rdos
+		;;
 	rom68k)
 		basic_machine=m68k-rom68k
 		os=-coff
@@ -1202,7 +1206,7 @@ case $os in
 	      | -os2* | -vos* | -palmos* | -uclinux* | -nucleus* \
 	      | -morphos* | -superux* | -rtmk* | -rtmk-nova* | -windiss* \
 	      | -powermax* | -dnix* | -nx6 | -nx7 | -sei* | -dragonfly* \
-	      | -skyos* | -haiku*)
+	      | -skyos* | -haiku* | -rdos*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
 	-qnx*)