Int 61 Fn 05 - Pc/tcp Kernel V2.05+ - "get_addr" - Get Internet Address [N]
AH = 05h
BX = network descriptor
Return: CF clear if successful
DX:AX = Internet address of ND
CF set on error
AX = error code (see #2990 at INT 61"FTP Software")
Range: INT 20 to INT E0, selected by configuration
Notes: the installation check consists of testing for the signature "TCPTSR"
three bytes beyond the start of the interrupt handler
See Also: INT 61"FTP Software",INT 61/AH=00h"PC/TCP",INT 61/AH=16h"PC/TCP"
See Also: INT 63/AH=25h"BW-TCP"