On Fri, Mar 31, 2006 at 05:21:42PM +0200, Ralf Wildenhues wrote:
> > Perhaps it's a good idea to port any internal structure to
> > IPv6, as it is able to represent the whole v4 namespace.
> > One can always determine whether it is a real v6 or only
> > a mapped v4 address (the common ::ffff: prefix)
> I'm far from knowledgeable in this networking area, but I have a
> maybe-naive question here: Won't you have to assume in this case that
> the host operating system has IPv6 support, so that the corresponding
> data structures are defined?
This is true. I don't know of any modern OS without IPv6 support,
even Windows provides these structures ;)
If there is really a platform without sockaddr_in6, this should
be catched by configure (reverting to v4-only code, a little
As far as I know: All BSDs have v6, Linux has, HPUX, AIX, Solaris,
Windows (XP for sure, 2000 experimental, 9X/ME don't).
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