; Delete not-useful comments referring to Emacs 19.

lisp/calc/calc-yank.el

@@ -150,7 +150,6 @@
 
 ;; This function uses calc-last-kill if possible to get an exact result,
 ;; otherwise it just parses the yanked string.
-;; Modified to use Emacs 19 extended concept of kill-ring. -- daveg 12/15/96
 ;;;###autoload
 (defun calc-yank-internal (radix thing-raw)
   "Internal common implementation for yank functions.

lisp/emacs-lisp/checkdoc.el

@@ -2232,7 +2232,6 @@ nil."
 	(progn
           (ispell-set-spellchecker-params)    ; Initialize variables and dict alists.
           (ispell-accept-buffer-local-defs)   ; Use the correct dictionary.
-	  ;; This code copied in part from ispell.el Emacs 19.34
 	  (dolist (w checkdoc-ispell-lisp-words)
 	    (process-send-string ispell-process (concat "@" w "\n"))))
       (error (setq checkdoc-spellcheck-documentation-flag nil)))))

lisp/emacs-lisp/edebug.el

@@ -2861,7 +2861,6 @@ See `edebug-behavior-alist' for implementations.")
 	      (this-command this-command)
 	      (current-prefix-arg nil)
 
-	      ;; More for Emacs 19
 	      (last-input-event nil)
 	      (last-command-event nil)
 	      (last-event-frame nil)

lisp/emacs-lisp/elp.el

@@ -111,7 +111,7 @@
 ;; provide the functionality or interface that I wanted, so I wrote
 ;; this.
 
-;; Unlike previous profilers, elp uses Emacs 19's built-in function
+;; Unlike previous profilers, elp uses the built-in function
 ;; current-time to return interval times.  This obviates the need for
 ;; both an external C program and Emacs processes to communicate with
 ;; such a program, and thus simplifies the package as a whole.

lisp/emulation/viper-init.el

@@ -867,8 +867,8 @@ Should be set in `viper-custom-file-name'."
 (defvar-local viper-minibuffer-overlay nil)
 (put 'viper-minibuffer-overlay 'permanent-local t)
 
-;; Hook, specific to Viper, which is run just *before* exiting the minibuffer.
-;; This is needed because beginning with Emacs 19.26, the standard
+;; Hook, specific to Viper, which is run just *before* exiting the
+;; minibuffer.  This is needed because, the standard
 ;; `minibuffer-exit-hook' is run *after* exiting the minibuffer
 (defvar viper-minibuffer-exit-hook nil)
 

lisp/progmodes/icon.el

@@ -163,8 +163,6 @@ with no args, if that value is non-nil."
               '((icon-font-lock-keywords
                  icon-font-lock-keywords-1 icon-font-lock-keywords-2)
                 nil nil ((?_ . "w")) beginning-of-defun
-                ;; Obsoleted by Emacs 19.35 parse-partial-sexp's COMMENTSTOP.
-                ;;(font-lock-comment-start-regexp . "#")
                 (font-lock-mark-block-function . mark-defun)))
   ;; imenu support
   (setq-local imenu-generic-expression icon-imenu-generic-expression)

lisp/vcursor.el

@@ -232,11 +232,10 @@
 ;; =======================
 ;;
 ;; If Emacs has set the variable window-system to nil, vcursor will
-;; assume that overlays cannot be displayed in a different face,
-;; and will instead use a string (the variable vcursor-string, by
-;; default "**>") to show its position.  This was first implemented
-;; in Emacs 19.29.  Unlike the old-fashioned overlay arrow (as used
-;; by debuggers), this appears between existing text, which can
+;; assume that overlays cannot be displayed in a different face, and
+;; will instead use a string (the variable vcursor-string, by default "**>")
+;; to show its position.  Unlike the old-fashioned overlay arrow (as
+;; used by debuggers), this appears between existing text, which can
 ;; make it hard to read if you're not used to it.  (This seemed the
 ;; better option here.)  This means moving the vcursor up and down is
 ;; a very efficient way of locating it!