Re: File for minor mode not found

[Michael Heerdegen]

fatiparty--- via Users list for the GNU Emacs text editor
<help-gnu-emacs@gnu.org> writes:

> Thank You Tomas.  Is it possible to do one or the other by checking if one
> is using 27.2 or 28.1 ?

The standard solution is to check with `functionp' whether the function
exists in the current Emacs version:

#+begin_src emacs-lisp
(if (functionp 'file-name-concat)
    (use-it)
  (alternative-solution))
#+end_src

Michael.