server listen on existing libuv handle

handletest.js

var net = require("net");
var TCP = process.binding("tcp_wrap").TCP;
var Pipe = process.binding("pipe_wrap").Pipe;

var sock1 = new TCP();
sock1.bind("0.0.0.0", 80);
var sock2 = new Pipe();
sock2.bind("/tmp/handle.sock");

var server1 = net.createServer(function(c) {
	console.log("server connected");
	c.on("end", function() {
		console.log("server disconnected");
	});
	c.write("hello\r\n");
	c.pipe(c);
});
server1._handle = sock1;
server1.listen();

var server2 = net.createServer(function(c) {
	console.log("server connected");
	c.on("end", function() {
		console.log("server disconnected");
	});
	c.write("hello\r\n");
	c.pipe(c);
});
server2._handle = sock2;
server2.listen();