INT 48 - TI Professional PC - GET SYSTEM CONFIGURATION DATA AH = 09h Return: ES:BX -> system configuration word (see #03227) SeeAlso: AH=00h,AH=01h,AH=02h,AH=03h,AH=04h,AH=06h,AH=08h,AH=0Ah,AH=0Bh