Int 48 Fn 09  - Ti Professional Pc - Get System Configuration Data         [b]

   AH = 09h

Return: ES:BX -> system configuration word (see #2898)

See Also: AH=00h,AH=01h,AH=02h,AH=03h,AH=04h,AH=06h,AH=08h,AH=0Ah,AH=0Bh