--- libgo/go/syscall/socket_bsd.go.orig	2020-03-04 19:30:03.000000000 +1100
+++ libgo/go/syscall/socket_bsd.go	2020-09-08 16:05:52.389970000 +1000
@@ -4,7 +4,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build darwin dragonfly freebsd openbsd netbsd
+// +build bsdsunix darwin dragonfly freebsd openbsd netbsd
 
 package syscall