INT 10 - VIDEO - ALTERNATE FUNCTION SELECT (VGA) - CURSOR EMULATION AH = 12h BL = 34h AL = new state 00h enable alphanumeric cursor emulation 01h disable alphanumeric cursor emulation Return: AL = 12h if function supported Desc: specify whether the BIOS should automatically remap cursor start/end according to the current character height in text modes SeeAlso: AH=01h,AH=03h