* lisp/cedet/inversion.el (inversion-require-emacs): Declare obsolete.
;;;###autoload
(defun inversion-require-emacs (emacs-ver xemacs-ver sxemacs-ver)
"Declare that you need either EMACS-VER, XEMACS-VER or SXEMACS-ver.
-Only checks one based on which kind of Emacs is being run."
+Only checks one based on which kind of Emacs is being run.
+
+This function is obsolete; do this instead:
+ (when (version<= \"28.1\" emacs-version) ...)"
+ (declare (obsolete nil "28.1"))
(let ((err (inversion-test 'emacs
(cond ((featurep 'sxemacs)
sxemacs-ver)