Subject: bug#43996: 26.3; Please document frame parameter `modeline' in the Elisp manual

From: Eli Zaretskii <[email-masked]>
Date: Thu, 15 Oct 2020 18:46:50 +0300

> Date: Thu, 15 Oct 2020 08:18:25 -0700 (PDT)
> From: Drew Adams <[email-masked]>
> Cc: [email-masked]
> 
> Can't be set, but can be seen.  And you can
> _seemingly_ set it.

You can set a parameter by any name you like.  That's how frame-local
variables are used.  That doesn't mean a name you invent should be
documented.