[VOL-4291] OfAgent changes for gRPC migration

Change-Id: I8da1db6df49d478ef24ec8f9bd719e9692f48a7f
diff --git a/vendor/golang.org/x/sys/unix/race0.go b/vendor/golang.org/x/sys/unix/race0.go
index ad02667..706e132 100644
--- a/vendor/golang.org/x/sys/unix/race0.go
+++ b/vendor/golang.org/x/sys/unix/race0.go
@@ -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,!race linux,!race freebsd,!race netbsd openbsd solaris dragonfly
+//go:build aix || (darwin && !race) || (linux && !race) || (freebsd && !race) || netbsd || openbsd || solaris || dragonfly || zos
+// +build aix darwin,!race linux,!race freebsd,!race netbsd openbsd solaris dragonfly zos
 
 package unix