SMB_Routines

   The Symbiont/Job Controller Interface (SMB) routines provide the
   interface between the job controller and symbiont processes. A
   user-written symbiont must use these routines to communicate with
   the job controller.
 

Additional information available:

SMB$CHECK_FOR_MESSAGE           SMB$INITIALIZE  SMB$READ_MESSAGE
SMB$READ_MESSAGE_ITEM           SMB$SEND_TO_JOBCTL