unixserver: Unix domain socket server

OPTIONS

-q: Quiet. Do not print any messages.
-Q: (default) Print error messages.
-v: Verbose. Print error and status messages.
-d: Do not delete the socket file on exit.
-D: (default) Delete the socket file on exit.
-u UID: Change user id to UID after creating socket.
-g GID: Change group id to GID after creating socket.
-U: Same as '-u $UID -g $GID'.
-o UID: Make the socket owned by UID.
-r GID: Make the socket group owned by GID.
-O: Same as '-o $SOCKET_UID -r $SOCKET_GID'.
-p PERM: Set the permissions on the created socket (in octal). Note: this option, if set, overrides the mask below. (defaults to 0666 minus umask)
-m MASK: Set umask to MASK (in octal) before creating socket. (defaults to 0, previous value is restored afterwards)
-c N: Do not handle more than N simultaneous connections. (default 10)
-b N: Allow a backlog of N connections.
-B BANNER: Write BANNER to the client immediately after connecting.