Re: mouse not working in 'info'

[Eli Zaretskii <eliz@gnu.org>]

> From: Colin Baxter <m43cap@yandex.com>
> Cc: emacs-devel@gnu.org
> Cc: 
> Date: Sun, 25 Mar 2018 16:47:22 +0100
> 
>     >> <header-line> <header-line> <mouse-2> is undefined <header-line>
>     >> <mouse-3> is undefined
>     >> 
>     >> if I left- and right-click respectively. I only have a *two*
>     >> button mouse. The issue exists only on going up the hierarchy of
>     >> nodes, not down.
> 
>     > Can you show the output of "C-h l" after these errors?
> 
> M-x			;; execute-extended-command
>  i			;; self-insert-command
>  n			;; self-insert-command
>  f			;; self-insert-command
>  o			;; self-insert-command
>  <return>		;; minibuffer-complete-and-exit
>  <help-echo> <help-echo> <help-echo> <help-echo> <down-mouse-1> ;; mouse-drag-region
>  <help-echo> <mouse-movement> ;; anonymous-command
>  <mouse-1>		      ;; Info-mouse-follow-nearest-node
>  <help-echo> <help-echo> <help-echo> <down-mouse-1> ;; mouse-drag-header-line
>  <mouse-1>					    ;; nil
>  C-h l						    ;; view-lossage

So where did those mouse-2 and mouse-3 come from?  "C-h l" says that
Emacs only saw mouse-1 buttons.  Do you have some button-rebinding
customizations?  Does the problem go away in "emacs -Q"?