Int 6F Fn 0A  - Hp Vectra Ex-bios - "f_inquire_first" - Get Physical Driv  [b]

   AH = 0Ah
   BP = 002Ah (driver ID for V_SINPUT)

Return: AH = status (see #3415)
   BX = vector address for first HP-HIL device
   BP,DS destroyed

Note:  all seven HP-HIL devices use consecutive vectors in the
     HP_VECTOR_TABLE

See Also: AH=00h"HP Vectra",AX=0400h/BP=002Ah,AH=06h/BP=002Ah,AH=08h/BP=002Ah

See Also: AH=0Ch/BP=002Ah