Category: video
Flags: Undocumented function

INT 10 - Doorway - SET BIOS/DIRECT REDIRECTION

	AH = BBh
	AL = new redirection mode
	    00h BIOS (hook and redirect INT 10h,etc.)
	    01h DIRECT (scan video memory for changes)
Return: ???
SeeAlso: INT 16/AH=67h"Doorway"