bug#51658: [PATCH] Haiku port (again)

[Eli Zaretskii]

> From: Po Lu <luangruo@yahoo.com>
> Cc: 51658@debbugs.gnu.org
> Date: Sat, 20 Nov 2021 21:45:41 +0800
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > So this is not "unlikely" to happen, right?  As soon as the user tries
> > to use the menu-bar menus, the help-echo text will be shown in the
> > echo-area and not as a tooltip, right?  If so, I think this is very
> > important to mention in the Haiku appendix.
> 
> Thanks, I added a short passage to haiku.texi explaining this:
> 
>   Both system tooltips and Emacs's own tooltips cannot display above
> the menu bar, so help text in the menu bar will display in the echo
> area instead.

OK.