Re: [PATCH] Remove autoconf check for sys/time.h header.

"Kevin J. McCarthy" <[email protected]> Tue, 28 Apr 2026 10:42:37 +0800

Newsgroups	gmane.mail.mutt.devel
Message-ID	<afAeneasSFvTu5p3@qinghai>

On Sat, Apr 25, 2026 at 01:19:07PM +0800, Kevin J. McCarthy wrote:
>We've been including it init.c without an AC check for 16 years.
>
>As investigated by Alejandro Colomar:
>
>  <sys/time.h> was standardized in POSIX.1-2001.  And well before that,
>  4.3BSD-Reno already had <sys/time.h>, with the file first added in 1983
>  (although 4.3BSD-Reno was released later in 1990).
>
>  <https://www.tuhs.org/cgi-bin/utree.pl?file=4.3BSD-Reno/src/sys/sys/time.h>
>
>  Because every modern BSD is descendant of 4.3BSD-Reno, we know the file
>  is present in every version of FreeBSD/NetBSD/OpenBSD.
>
>  glibc also has the file since the very first commit.
>  musl libc also has the file since the very first commit.
>
>  I think we can assume the header exists in every Unix-like system.
>
>  And checking gnulib documentation, it seems that the only platform that
>  lacks this header file was MSVC 14.  Is mutt being built there?
>  If not, we could maybe remove that check in master everywhere.

I've pushed this up.

-- 
Kevin J. McCarthy
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