More deprecated function cleanup

        // Need to wait for the UDP socket to get bound in our child process,

        // but don't currently have a great way to do that so just wait for a

        // bit.

        thread::sleep_ms(100);

        thread::sleep(Duration::from_millis(100));

        let socket = UdpSocket::bind(next_addr()).unwrap();

        socket.connect(&addr).unwrap();

        (s, UdpConnected(socket))