Int 6F Fn 040A  - Hp Vectra Ex-bios - "f_io_ctrl Sf_crv_wr_ack" - Acknowl  [b]

   AX = 040Ah
   BP = 0114h (driver ID for V_HPHIL)
   BX = device address indicator (see #3431)
   DH = HP HIL device major address
   DL = acknowledge number (specific if 01h-07h, generic otherwise)

Return: AH = status (see #3415)
   BP,DS destroyed

See Also: AH=00h"HP Vectra",AX=0406h/BP=0114h,AX=040Ch/BP=0114h