INT 16 - Shamrock Software EMAIL - GET CURRENT COMMUNICATIONS PARAMETERS        
	AX = 4502h
	DL = port number (01h = COM1)
Return: AX = 4D00h if EMAIL installed on specified port
	    BL = current value of serial port's Line Control Register
	    BH = flags (see #00593)
	    CX = selected country code (33 = France, 49 = Germany, etc)
	    DX = baudrate divisor (115200/DX = baudrate)
SeeAlso: AX=4500h


Bitfields for Shamrock Software EMAIL flags:
Bit(s)	Description	(Table 00593)
 0	ISO code
 1	pause
 2	linefeed
 3	ANSI sequences