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From: Thomas Munro <thomas.munro@gmail.com>
Date: Tue, 13 Aug 2024 08:15:39 +1200
Message-ID: <CA+hUKGLK_8NPY6TQLdGZDFxzmieXkA03uCejgTUL-1vuF6We4Q@mail.gmail.com>
Subject: Re: Remove support for old realpath() API
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Peter Eisentraut <peter@eisentraut.org>, Heikki Linnakangas <hlinnaka@iki.fi>, 
	pgsql-hackers <pgsql-hackers@postgresql.org>
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On Tue, Aug 13, 2024 at 2:35=E2=80=AFAM Tom Lane <tgl@sss.pgh.pa.us> wrote:
> I can confirm that the attached program works on cfarm111 (AIX 7.1)
> and cfarm119 (AIX 7.3), though "man realpath" denies it on both
> systems.

Another example of this phenomenon: they have nl_langinfo_l(), a POSIX
2008 feature we want in a nearby thread, but the online documentation
and man pages also deny that.