http://openmcl.clozure.com/Doc/sockets.html

    make-socket [Function]
    accept-connection [Function]
    dotted-to-ipaddr [Function]
    ipaddr-to-dotted [Function]
    ipaddr-to-hostname [Function]
    lookup-hostname [Function]
    lookup-port [Function]
    receive-from [Function]
    send-to [Function]
    shutdown [Function]
    socket-os-fd [Function]
    remote-port [Function]
    local-host [Function]
    local-port [Function]

        socket-address-family [Function]

    socket-connect [Function]
    socket-format [Function]
    socket-type [Function]
    socket-error [Class]
    socket-error-code [Function]
    socket-error-identifier [Function]
    socket-error-situation [Function]
    close [method]