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
bit 0: ISO code
1: pause
2: linefeed
3: ANSI sequences
CX = selected country code (33 = France, 49 = Germany, etc)
DX = baudrate divisor (115200/DX = baudrate)

See also: 164500

164502 - Shamrock Software EMAIL - GET CURRENT COMMUNICATIONS PARAMETERS