AX = A013h ??? Return:AH = status 00h successful 01h failed ???
Return:AH = status 00h successful 01h failed ???
Note: Not implemented in examined Mach64 BIOS, always returns AH=01h; NOP in examined All-in-Wonder 128 BIOS
See Also: AX=A000h - AX=A002h
Category: Video - Int 10h - A