INT 7F - Alloy MW386 - GET TERMINAL PARAMETERS                                  
	AH = 3Ah
	DL = user number (FFh = caller)
	DH = machine number
Return: CF clear if successful
	    AH = terminal driver number
	    AL = baud rate (00h = 38400, 01h = 19200, etc)
	    CL = parity (00h none, 01h even, 02h odd)
	    CH = handshaking (00h none, 01h XON/XOFF, 02h DTR/DSR, 03h XPC)
	CF set if invalid user number
SeeAlso: AH=3Bh