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  Interrupt:   27h
 
  Title:       Terminate and Stay Resident
 
  See also:    Terminate and Stay Resident (DOS)
 
  Description:
 
     Terminates execution of the currently executing program, but
     reserves part or all of its memory so that it will not be overlaid
     by the next transient program to be loaded.
 
     Input                                        Output
 
     DX = Offset of the last byte plus one        None
          (relative to the program segment
          prefix) of program to be protected
     CS = Segment of program segment prefix
                                    -♦-