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Hi,

another nit:

> 	if ((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1) {	/* We open the socket

That's wrong. In our OS, AF_foo happens to be == PF_foo, but you may not
assume that for portable software, and socket() takes a protocol family
(PF_foo).

Regards,
	-is

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