INT 21 - Qualitas 386MAX v6.01+ - TURN 386MAX OFF AX = 4403h subfn 01h BX = handle for device "386MAX$$" DS:DX -> BYTE 01h CX ignored Return: DS:DX -> BYTE status (00h = successful) CF clear if successful AX destroyed CF set on error AX = error code (01h,05h,06h,0Dh) (see #01680 at AH=59h/BX=0000h) Note: this function will fail if any EMS or UMBs are in use SeeAlso: AX=4403h/SF=02h,AX=4403h/SF=03h,AX=4403h/SF=05h