YES it seems.
On Tue, 2 Sep 2003, Tom Lane wrote:
> Date: Tue, 02 Sep 2003 13:34:09 -0400
> From: Tom Lane <tgl@sss.pgh.pa.us>
> To: Samuel A Horwitz <horwitz@argoscomp.com>
> Cc: PostgreSQL-development <pgsql-hackers@postgresql.org>
> Subject: Re: [HACKERS] elog.c comiple problem on AIX 4.2.1
>
> Samuel A Horwitz <horwitz@argoscomp.com> writes:
> > c/include -I/usr/local/ssl/include -c -o elog.o elog.c
> > elog.c: In function `errcode_for_file_access':
> > elog.c:546: duplicate case value
> > elog.c:539: previously used here
> > gmake[4]: *** [elog.o] Error 1
>
> [ scratches head ... ] EEXIST and ENOTEMPTY are the same code on your
> machine?
>
> regards, tom lane
>
horwitz@argoscomp.com (Samuel A Horwitz)