INT 7F - Alloy NTNX, MW386 - CHANNEL CONTROL - LOCK ALL OPEN CHANNELS AH = 10h CL = 06h Return: AL = status (00h-03h) (see #03951) Note: may not be invoked from within a hardware interrupt handler SeeAlso: AH=10h/CL=02h,AH=10h/CL=08h