Int 7E Fn 00F7  - Sbos V3.82 - Get ???                                     [s]

   AX = 00F7h

Return: AX = status
       0000h failed
       0001h successful
       BX = ??? (if nonzero, ??? is hooked) (see AX=00FFh)
       CH = ???
       CL = ???

See Also: AX=00F6h,AX=00FDh,AX=00FFh