--- libgo/misc/cgo/test/cgo_thread_lock.go.orig	2020-03-04 19:30:03.000000000 +1100
+++ libgo/misc/cgo/test/cgo_thread_lock.go	2020-09-09 22:09:49.581158000 +1000
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build linux,freebsd,openbsd
+// +build bsdsunix,linux,freebsd,openbsd
 
 package cgotest