MAIN: Path where TNT with its files and subdirectorys will be installed in
LOCK: Lockfile for TNT
      This is splitted into two parts:
      1) The path with the default-filename (.../LCK..)
      2) The devicestring appended to this path under 1)
      Normally you only type the path with "LCK.." on the end, the device
      string will appended automaticly.
      If you are using a software TNC, there will be an extra window, where
      you will asked for the string which should be appended.
TNTC: Adress of frontend-socket, if TNT will be started as daemon process,
      and console will be connected later. This may be an unix-socket or
      network (TCP/IP) socket.
      A unix-socket is defined with complete filename,
      eg "/usr/local/tnt/tntc-socket".
      A TCP/IP-socket consists of this format: "<host>:<port>", where
      host is either your own (localhost) or a remote-computer (valid URL/
      hostname). Port is normally a value upwards 5000.
BOX:  Filename of box-socket.
      If you don't use dpbox, use "0" for filename.
COOKIE: Filename of a valid cookie-file. If you have installed "fortunes"
        you can use the startrek fortunes for example.