var net.IPv6unspecified

4 uses

	net (current package)
		ip.go#L110: 	IPv6unspecified            = IP{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
		ip.go#L120: 	return ip.Equal(IPv4zero) || ip.Equal(IPv6unspecified)
		ipsock.go#L296: 	if len(ips) == 1 && ips[0].IP.Equal(IPv6unspecified) {
		sock_posix.go#L226: 				addr.IP = IPv6unspecified