*COMDECK CONBLK 
_?
      SBT = 16;                             _ SIZE OF BLOCK TYPE FIELD ?
      HIPRIORITY = $32;                _TERMINALS WITH INPUT PRIORITY  ?
                                       _OF 1 OR 2 GET PRIORITY ON TRUNK?
      UP   = 4;                             _LL UP REGULATION LEVEL    ?
      DOWN = 0;                             _LL DOWN REGULATION LEVEL  ?
