[302,27] TIME-SHARED MCR (TSMCR)
  
TSMCR IS A PSEUDO-CLI TASK TO ALLOW UP TO 5 TIME-SHARED TASKS TO BE
SIMULTANEOUSLY ACTIVE AT AN IAS TERMINAL.  MORE COMPLETE DOCUMENTATION
IS IN THE FILE TSMCR.DOC.
  
THIS UIC ALSO INCLUDES A COPY OF THE SYSTEM ROUTINE PISYM.MAC WHICH
DEFINES ALL OF THE SYMBOLS AND OFFSETS USED BY THE TIME-SHARING
CONTROL PRIMITIVES.