CloseComm( nDeviceId )-> <lSuccess>
------------------------------------------------------------------------------


 PARAMETER:

  <nDeviceId> specifies the device to be closed. This value is returned
              by OpenComm()


 RETURNS:

  <lSuccess> is TRUE if the function is successful


 DESCRIPTION:

  CloseComm() closes the specified communications device and frees any
  memory allocated for the device's transmission and receiving queues.
  All characters in the output queue are sent before the communications
  device is closed.
  For an example please refer to SAMPLES\TestComm.prg 

 SOURCE:

  SOURCE\WINAPI\COMM.C