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Date:      Thu, 18 Jul 2002 07:27:08 -0700
From:      "Chuck T." <freebsdfan@hotmail.com>
To:        net@FreeBSD.ORG
Subject:   programatically list all local IP addresses ?
Message-ID:  <F44lyg35sQtgTIFprhM00019196@hotmail.com>

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I'm sure this is a FAQ, but I sure can't find the answer.  I've tried the
usually suggested gethostname()/gethostbyname() approach, but that only
returns the *first* match in /etc/hosts.  In one case that was 127.0.0.1.
Clearly this was a case where /etc/host.conf gave priority to the host file.

I don't want to call gethostent() because (if I understand the man page
correctly) that would limit me entries /etc/hosts ignoring DNS.

I guess I could do a gethostname()/gethostbyname() and then if I fail to 
find
a usable (non-rfc1918) address gethosten().  Is there a better way?

Also is listing 127.0.0.1 as the actual host name in addition to "localhost"
in /etc/hosts considered to be proper ?




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