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Subject: Re: `user-mail-address' for message-ids
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Kai.Grossjohann@CS.Uni-Dortmund.DE (Kai Großjohann) writes:

> I tend to agree with the former group, though I also think that Emacs
> could try harder to glean the name, for example from the name server.

I think this is what's happening -- it uses uname() or gethostname()
to get a name, and if that value doesn't conain `.' it proceeds with a
gethostbyname(). `init_system_name' in sysdep.c.