Int 7F Fn 30  - Alloy Mw386 - Get Port Information                         [N]

   AH = 30h
   CX = MW386 port number

Return: AL = result
       FFh if port not found
       else driver unit number
       BL = port mode
       BH = port type
           02h remote
       DH = owner's machine ID
       DL = owner's user ID

See Also: INT 17/AH=8Bh