Use emacs-version instead of obsolete version variables

* lisp/calendar/icalendar.el (icalendar-version):
* lisp/dframe.el (dframe-version):
* lisp/emacs-lisp/checkdoc.el (checkdoc-version):
* lisp/emulation/edt.el (edt-version):
* lisp/international/mule.el (mule-version):
* lisp/linum.el (linum-version):
* lisp/play/bubbles.el (bubbles-version):
* lisp/textmodes/remember.el (remember-version):
* lisp/url/url-vars.el (url-version):
* lisp/woman.el (woman-version): Use emacs-version instead of obsolete
version variables.

lisp/calendar/icalendar.el

@@ -105,10 +105,6 @@
 
 ;;; Code:
 
-(defconst icalendar-version "0.19"
-  "Version number of icalendar.el.")
-(make-obsolete-variable 'icalendar-version nil "28.1")
-
 ;; ======================================================================
 ;; Customizables
 ;; ======================================================================
@@ -2557,6 +2553,11 @@ the entry."
           (or (icalendar--get-event-property event 'URL) "")
           (or (icalendar--get-event-property event 'CLASS) "")))
 
+;; Obsolete
+
+(defconst icalendar-version "0.19" "Version number of icalendar.el.")
+(make-obsolete-variable 'icalendar-version 'emacs-version "28.1")
+
 (provide 'icalendar)
 
 ;;; icalendar.el ends here

lisp/dframe.el

@@ -828,7 +828,7 @@ the mode-line."
 
 (defvar dframe-version "1.3"
   "The current version of the dedicated frame library.")
-(make-obsolete-variable 'dframe-version nil "28.1")
+(make-obsolete-variable 'dframe-version 'emacs-version "28.1")
 
 (provide 'dframe)
 

lisp/emacs-lisp/checkdoc.el

@@ -160,9 +160,6 @@
 ;;     not specifically docstring related.  Would this even be useful?
 
 ;;; Code:
-(defvar checkdoc-version "0.6.2"
-  "Release version of checkdoc you are currently running.")
-(make-obsolete-variable 'checkdoc-version nil "28.1")
 
 (require 'cl-lib)
 (require 'help-mode) ;; for help-xref-info-regexp
@@ -2709,6 +2706,12 @@ function called to create the messages."
 
 (custom-add-option 'emacs-lisp-mode-hook 'checkdoc-minor-mode)
 
+;; Obsolete
+
+(defvar checkdoc-version "0.6.2"
+  "Release version of checkdoc you are currently running.")
+(make-obsolete-variable 'checkdoc-version 'emacs-version "28.1")
+
 (provide 'checkdoc)
 
 ;;; checkdoc.el ends here

lisp/emulation/edt.el

@@ -178,9 +178,6 @@
 (defvar edt-user-global-map)
 (defvar rect-start-point)
 
-(defconst edt-version "4.0" "EDT Emulation version number.")
-(make-obsolete-variable 'edt-version nil "28.1")
-
 ;;;
 ;;;  User Configurable Variables
 ;;;
@@ -2533,6 +2530,9 @@ G-C-\\: Split Window                     |  FNDNXT  |   Yank   |   CUT    |
   (set-frame-width nil 132)
   (message "Terminal width 132"))
 
+(defconst edt-version "4.0" "EDT Emulation version number.")
+(make-obsolete-variable 'edt-version 'emacs-version "28.1")
+
 (provide 'edt)
 
 ;;; edt.el ends here

lisp/international/mule.el

@@ -32,7 +32,7 @@
 
 (defconst mule-version "6.0 (HANACHIRUSATO)" "\
 Version number and name of this version of MULE (multilingual environment).")
-(make-obsolete-variable 'mule-version nil "28.1")
+(make-obsolete-variable 'mule-version 'emacs-version "28.1")
 
 (defconst mule-version-date "2003.9.1" "\
 Distribution date of this version of MULE (multilingual environment).")

lisp/linum.el

@@ -31,9 +31,6 @@
 
 ;;; Code:
 
-(defconst linum-version "0.9x")
-(make-obsolete-variable 'linum-version nil "28.1")
-
 (defvar-local linum-overlays nil "Overlays used in this buffer.")
 (defvar-local linum-available nil "Overlays available for reuse.")
 (defvar linum-before-numbering-hook nil
@@ -244,6 +241,9 @@ Linum mode is a buffer-local minor mode."
   ;; continue standard unloading
   nil)
 
+(defconst linum-version "0.9x")
+(make-obsolete-variable 'linum-version 'emacs-version "28.1")
+
 (provide 'linum)
 
 ;;; linum.el ends here

lisp/play/bubbles.el

@@ -72,9 +72,6 @@
 
 ;;; Code:
 
-(defconst bubbles-version "0.5" "Version number of bubbles.el.")
-(make-obsolete-variable 'bubbles-version nil "28.1")
-
 (require 'gamegrid)
 
 ;; User options
@@ -1405,6 +1402,11 @@ Return t if new char is non-empty."
             (forward-char 1)))
         (put-text-property (point-min) (point-max) 'pointer 'arrow)))))
 
+;; Obsolete.
+
+(defconst bubbles-version "0.5" "Version number of bubbles.el.")
+(make-obsolete-variable 'bubbles-version 'emacs-version "28.1")
+
 (provide 'bubbles)
 
 ;;; bubbles.el ends here

lisp/textmodes/remember.el

@@ -178,10 +178,6 @@
 
 ;;; Code:
 
-(defconst remember-version "2.0"
-  "This version of remember.")
-(make-obsolete-variable 'remember-version nil "28.1")
-
 (defgroup remember nil
   "A mode to remember information."
   :group 'data)
@@ -671,6 +667,11 @@ is non-nil, bury it and return nil; otherwise return t."
         nil)
     t))
 
+;; Obsolete
+
+(defconst remember-version "2.0" "This version of remember.")
+(make-obsolete-variable 'remember-version 'emacs-version "28.1")
+
 (provide 'remember)
 
 ;;; remember.el ends here

lisp/url/url-vars.el

@@ -22,10 +22,6 @@
 
 ;;; Code:
 
-(defconst url-version "Emacs"
-  "Version number of URL package.")
-(make-obsolete-variable 'url-version nil "28.1")
-
 (defgroup url nil
   "Uniform Resource Locator tool."
   :version "22.1"
@@ -427,6 +423,11 @@ Should be one of:
 This should be set, e.g. by mail user agents rendering HTML to avoid
 `bugs' which call home.")
 
+;; Obsolete
+
+(defconst url-version "Emacs" "Version number of URL package.")
+(make-obsolete-variable 'url-version 'emacs-version "28.1")
+
 (provide 'url-vars)
 
 ;;; url-vars.el ends here

lisp/woman.el

@@ -390,9 +390,6 @@
 
 (eval-when-compile (require 'cl-lib))
 
-(defvar woman-version "0.551 (beta)" "WoMan version information.")
-(make-obsolete-variable 'woman-version nil "28.1")
-
 (require 'man)
 (define-button-type 'WoMan-xref-man-page
   :supertype 'Man-abstract-xref-man-page
@@ -4580,6 +4577,11 @@ logging the message."
     (bookmark-default-handler
      `("" (buffer . ,buf) . ,(bookmark-get-bookmark-record bookmark)))))
 
+;; Obsolete.
+
+(defvar woman-version "0.551 (beta)" "WoMan version information.")
+(make-obsolete-variable 'woman-version 'emacs-version "28.1")
+
 (provide 'woman)
 
 ;;; woman.el ends here