Subject: Re: bug#54633: [PATCH] * configure.ac: Fix --without-gif for W32, NS, Haiku, and PGTK.

From: Eli Zaretskii <[email-masked]>
Date: Wed, 30 Mar 2022 16:46:48 +0300

> Date: Wed, 30 Mar 2022 13:34:22 +0000
> From: Randy Taylor <[email-masked]>
> Cc: Po Lu <[email-masked]>, [email-masked]
> 
> If someone specifies "--without-gif", then Emacs should not build
> with gif support.

Only on systems where --without-gif indeed removes the GIF support.
For example, if GIF support is built-in with native image display,
then using --without-gif is meaningless.