Int 16 Fn 22 - Keyboard - Get 122-key Shift Status (122-key Kbd Support [B] AH = 22h Return: AL = shift flags 1 (see AH=12h) AH = shift flags 2 (see AH=12h) Note: use AH=09h to determine whether this function is supported See Also: AH=02h,AH=09h,AH=12h,AH=20h,AH=21h