HelpPC 2.10 Quick Reference Utility Copyright 1991 David Jurgens

           INT 67,5D - Enable/Disable OS Functions  (LIM EMS 4.0+)

       AH = 5D
       AL = 00  enable OS function Set
            01  disable OS function Set
            02  return access key
       BX,CX = access key returned by first invocation

       on return:
       AH = status  (see EMS STATUS)
       BX,CX = access key, returned only on first invocation of function

       - function 2 resets memory manager, returns access key at next

Esc or Alt-X to exit int 67,5d Home/PgUp/PgDn/End ←↑↓→
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