INT 7F - Alloy MW386 - GET USER STATUS                                          
	AX = A500h
	DI = machine number and user number
Return: CF clear if successful
	    BX = user flags
		bit 5: allow messages
	    CL = scan code for task manager hotkey
	    CH = scan code for spooler hotkey
	    DL = scan code for task swapper hotkey
	    DH = modifier key status
	CF set if invalid user number
SeeAlso: AX=A501h
Index:	hotkeys;Alloy MW386