Int 66 Fn 04  - Bitfax Scheduler - Get Status???                           [F]

   AH = 04h

Return: AX = ??? (0000h or 0001h)
   DX = BitSched version???  (for versions >= 3.00)
       9796h (ver. 3.00)
       97E6h (ver. 3.02)
       92D0h (ver. 3.04.06)
       9510h (ver. 3.06.02)

See Also: AH=06h,AX=3345h,INT 2F/AX=8000h"FaxBIOS"