--- libatomic/acinclude.m4.orig	2012-11-04 23:27:03 UTC
+++ libatomic/acinclude.m4
@@ -49,7 +49,7 @@ AC_DEFUN([LIBAT_TEST_ATOMIC_INIT],[
   if test x$gcc_no_link != xyes; then
     # Can do link tests. Limit to some tested platforms
     case "$host" in
-      *-*-linux* | *-*-uclinux* | *-*-kfreebsd*-gnu | *-*-gnu*)
+      *-*-linux* | *-*-uclinux* | *-*-kbsdsunix* | *-*-kfreebsd*-gnu | *-*-gnu*)
 	atomic_builtins_link_tests=yes
 	;;
     esac