Subject: bug#60006: 28.2; C-h f reports wrong version

From: Eli Zaretskii <[email-masked]>
Date: Mon, 12 Dec 2022 17:10:21 +0200

> From: Ikumi Keita <[email-masked]>
> Date: Mon, 12 Dec 2022 22:42:32 +0900
> 
> C-h f reports wrong version when `always' was introduced.
> 
> [How to reproduce]
> 1. emacs-28.2 -Q
> 2. Type C-h f always RET
> 3. Then *Help* buffer says:
>   Probably introduced at or before Emacs version 1.1.

That's why it says "Probably".  The method of finding out the first
release where the symbol appeared is a heuristic, and it can sometimes
fail in ridiculous ways.