[Bug] 21.0 FL; mouse events & event-matches-key-specifier-p

Mouse events seem never to match their key specifiers, why not? In the info pages, `event-matches-key-specifier-p' is explained on the same page as `define-key'... Here the contents of buffer *trace-output* ====================================================================== 1 -> event-matches-key-specifier-p: event=#<buttondown-event button2> key-specifier=button2 1 <- event-matches-key-specifier-p: nil ====================================================================== 1 -> event-matches-key-specifier-p: event=#<buttondown-event button2> key-specifier=(button2) 1 <- event-matches-key-specifier-p: nil ====================================================================== 1 -> event-matches-key-specifier-p: event=#<buttondown-event button2> key-specifier=button2up 1 <- event-matches-key-specifier-p: nil ====================================================================== 1 -> event-matches-key-specifier-p: event=#<buttondown-event button2> key-specifier=(button2up) 1 <- event-matches-key-specifier-p: nil ====================================================================== Everything is fine with key bindings ====================================================================== 1 -> event-matches-key-specifier-p: event=#<keypress-event help> key-specifier=help 1 <- event-matches-key-specifier-p: t ====================================================================== - Christoph