$OpenBSD$
--- config/config.guess.orig	Mon Apr 13 23:41:57 2009
+++ config/config.guess	Mon Apr 13 23:42:16 2009
@@ -730,6 +730,9 @@ EOF
     *:OpenBSD:*:*)
 	echo ${UNAME_MACHINE}-unknown-openbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
 	exit 0 ;;
+    *:FabBSD:*:*)
+	echo ${UNAME_MACHINE}-unknown-fabbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
+	exit 0 ;;
     i*:CYGWIN*:*)
 	echo ${UNAME_MACHINE}-pc-cygwin
 	exit 0 ;;