$OpenBSD$
--- build/config.guess.orig	Tue Apr 14 07:21:43 2009
+++ build/config.guess	Tue Apr 14 07:21:55 2009
@@ -212,6 +212,9 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE
     *:MirBSD:*:*)
 	echo ${UNAME_MACHINE}-unknown-mirbsd${UNAME_RELEASE}
 	exit ;;
+    *:FabBSD:*:*)
+	echo ${UNAME_MACHINE}-unknown-fabbsd${UNAME_RELEASE}
+	exit ;;
     alpha:OSF1:*:*)
 	case $UNAME_RELEASE in
 	*4.0)