const syscall.IPV6_MULTICAST_LOOP

2 uses

	syscall (current package)
		zerrors_linux_amd64.go#L401: 	IPV6_MULTICAST_LOOP              = 0x13

	net
		sockoptip_posix.go#L35: 	err := fd.pfd.SetsockoptInt(syscall.IPPROTO_IPV6, syscall.IPV6_MULTICAST_LOOP, boolint(v))