--- libgo/go/archive/tar/stat_unix.go.orig	2020-03-04 19:30:03.000000000 +1100
+++ libgo/go/archive/tar/stat_unix.go	2020-09-21 23:50:46.397608000 +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 aix linux darwin dragonfly freebsd openbsd netbsd solaris
+// +build aix bsdsunix linux darwin dragonfly freebsd openbsd netbsd solaris
 
 package tar
 
@@ -81,6 +81,11 @@
 			major := uint32((dev >> 8) & 0xff)
 			minor := uint32(dev & 0xffff00ff)
 			h.Devmajor, h.Devminor = int64(major), int64(minor)
+		case "bsdsunix":
+			// Copied from golang.org/x/sys/unix/dev_bsdsunix.go.
+			major := uint32((dev >> 8) & 0xff)
+			minor := uint32(dev & 0xffff00ff)
+			h.Devmajor, h.Devminor = int64(major), int64(minor)
 		case "freebsd":
 			// Copied from golang.org/x/sys/unix/dev_freebsd.go.
 			major := uint32((dev >> 8) & 0xff)