The patches are a modified version of some enhancements to tcpflow from Debian
Adds the following options:
-e When outputting to the console each flow will be output in alternating
colours.
-C Console print without the packet source and destination details being
printed. Print the contents of packets to stdout as they are received,
without storing any captured data to files (implies -s).
in host, not network format. At least, this is the case for NetBSD. I don't
know what systems out there exist where this is not the case, but Linux is
one possibility.