from the doc: 'RKSniffer is a sniffer for
Windows NT. This sniffer use the Winsock 2 API. It
allow you to capture packet that comes to your
machine on the adapter you choose. the main
feature is the possibility of implementing any
kind of filter in the parse_pkt.c function. by
default everything is sniffed, but you can easily
restrains the flux of packet to certain host
(commented code in the file). To recompile the
application, don't forget to choose "Release" in
'Set Active Configuration' of the 'Build' menu
under VC++. Or you can use nmake if you prefer use
the .mak file. just type NMAKE /f "RKSniffer.mak"
in your favorite cmd.exe :) have fun!'