1 files changed, 22 insertions, 0 deletions
diff --git a/vendor/golang.org/x/net/ipv6/sockopt_asmreq_posix.go b/vendor/golang.org/x/net/ipv6/sockopt_asmreq_posix.go
new file mode 100644
index 000000000..092e39839
--- /dev/null
+++ b/vendor/golang.org/x/net/ipv6/sockopt_asmreq_posix.go
@@ -0,0 +1,22 @@
+// Copyright 2013 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build darwin dragonfly freebsd linux netbsd openbsd windows
+
+package ipv6
+
+import (
+	"net"
+	"os"
+	"unsafe"
+)
+
+func setsockoptIPMreq(s uintptr, opt *sockOpt, ifi *net.Interface, grp net.IP) error {
+	var mreq sysIPv6Mreq
+	copy(mreq.Multiaddr[:], grp)
+	if ifi != nil {
+		mreq.setIfindex(ifi.Index)
+	}
+	return os.NewSyscallError("setsockopt", setsockopt(s, opt.level, opt.name, unsafe.Pointer(&mreq), sysSizeofIPv6Mreq))
+}