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Date:      Mon, 26 Mar 2001 00:49:06 -0700 (MST)
From:      Alex Rousskov <rousskov@measurement-factory.com>
To:        Jun-ichiro itojun Hagino <itojun@iijlab.net>
Cc:        net@FreeBSD.ORG
Subject:   Re: proper way to test for INET/INET6? 
Message-ID:  <Pine.BSF.4.10.10103260045260.86491-100000@measurement-factory.com>
In-Reply-To: <20010326045902.481FA7E73@starfruit.itojun.org>

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On Mon, 26 Mar 2001, Jun-ichiro itojun Hagino wrote:

> 	what are you planning to do after checking IPv6 support in the kernel?
> 	applications should be written so that it would work on both
> 	IPv4-only, IPv6-only and IPv4/v6 dual stack kernels, by using
> 	getaddrinfo(3) and getnameinfo(3).  you do not need to check if you
> 	write applications properly.

Yes, in the ideal world that might be true. In the real world, one has
to rely on ./configure and other awful hacks to just declare a couple
of innocent-looking address-related variables (and to compile on more
than one platform).

Alex.


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