INT 21 U - Qualitas 386MAX v6.01+ - TURN 386MAX ON                              
	AX = 4403h subfn 02h
	BX = handle for device "386MAX$$"
	DS:DX -> BYTE 02h
	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)
SeeAlso: AX=4403h/SF=01h,AX=4403h/SF=03h,AX=4403h/SF=05h