Int 10 Fn 7F00  - Diamond Stealth 24 - Get Linear Address                  [V]

   AX = 7F00h
   BX = 4001h

Return: AX = 007Fh if supported
       CX = current linear address base (high word)

See Also: AX=7F00h/BX=4000h,AX=7F00h/BX=4002h