--- a/vendor/golang.org/x/sys/unix/sockcmsg_unix.go	Mon Jun 07 20:58:18 2021 +0200
+++ b/vendor/golang.org/x/sys/unix/sockcmsg_unix.go	Sun Jul 11 10:35:56 2021 +0200
@@ -2,7 +2,8 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
+//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris || zos
+// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris zos
 
 // Socket control messages