Re: [tcpdump] About struct in_addr / struct in6_addr

[Guy Harris via tcpdump-workers <tcpdump-workers () lists tcpdump org>]

> --- Begin Message ---
>
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> From: Guy Harris <gharris () sonic net>
>
> Date: Sun, 17 Jul 2022 15:29:39 -0700
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> On Jul 17, 2022, at 11:09 AM, Francois-Xavier Le Bail <devel.fx.lebail () orange fr> wrote:
>
> > Remain some stuff about 'struct in6_addr'. Any need to keep them?
> >
> > $ git grep -l 'struct in6_addr'
> > CMakeLists.txt
> > cmakeconfig.h.in
> > config.h.in
> > configure
> > configure.ac
> > netdissect-stdinc.h
>
> That's there for the benefit of OSes whose APIs don't have standard IPv6 support; if there are any left that we care 
> about (or if there are old non-IPv6 versions we care about for any OSes we support), then it might be useful, but I'm 
> not sure it would build (we use gethostbyaddr(), so *maybe* it'll compile, and maybe gethostbyaddr() will fail when 
> passed AF_INET6 and the code will just show the IPv6 address rather than a name).
>
> Should we care about it, or should we just drop support for OSes lacking native IPv6 support in 5.0?
>
>
> --- End Message ---
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