help-at-pt-kbd-string

help-at-pt-kbd-string is an autoloaded compiled Lisp function in `help-at-pt.el'.

(help-at-pt-kbd-string)

Return the keyboard help string at point.
If the `kbd-help' text or overlay property at point produces a
string, return it. Otherwise, use the `help-echo' property.
If this produces no string either, return nil.