INT 14 - HP Vectra EX-BIOS - "F14_INQUIRE" - INSTALLATION CHECK AX = 6F00h BX <> 4850h (usually set to 0000h for simplicity) Return: BX = 4850h ("HP") if HP Extended BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly. serial port extensions available AX destroyed Note: supported by original HP Vectra ATIBM PC AT and by ES/QS/RS series Vectras SeeAlso: AX=6F01h,AX=6F02h,AX=6F03h,AX=6F04h,INT 10/AX=6F00h,INT 14/AX=6F00h SeeAlso: INT 17/AX=6F00h,INT 33/AX=6F00h