and I think a higher level view than C is the one for this. I might get a kick out of bit hacking from time to time, but I'm funny and strange.
The key concept is two apps, one with a listen socket and one connecting to it, exchanging data through a series of read and write operations to their end of the socket. Once they grok that, then things like the output (in OS/2) of
iptrace && ipformat
get a lot easier to figure out.
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