Backport commit ff4de1bd8 from Emacs

* lisp/org.el:
* lisp/org-list.el (org-list-to-generic):
* lisp/org-compat.el: In comments, quote 'like this'.

Fix quoting style in Lisp comments
ff4de1bd88b8be4a7071884910ff601eb10fbad5
Eli Zaretskii
Sun Sep 12 19:51:06 2021 +0300

lisp/org-compat.el

@@ -179,9 +179,9 @@ This is a floating point number if the size is too large for an integer."
 Case is significant."
     (string< s1 s2)))
 
-;; The time- functions below translate nil to `current-time' and
-;; accept an integer as of Emacs 25.  `decode-time' and
-;; `format-time-string' accept nil on Emacs 24 but don't accept an
+;; The time- functions below translate nil to 'current-time' and
+;; accept an integer as of Emacs 25.  'decode-time' and
+;; 'format-time-string' accept nil on Emacs 24 but don't accept an
 ;; integer until Emacs 25.
 (if (< emacs-major-version 25)
     (let ((convert

lisp/org-list.el

@@ -3355,7 +3355,7 @@ Valid parameters are:
     (when (and backend (symbolp backend) (not (org-export-get-backend backend)))
       (user-error "Unknown :backend value"))
     (unless backend (require 'ox-org))
-    ;; When `:raw' property has a non-nil value, turn all objects back
+    ;; When ':raw' property has a non-nil value, turn all objects back
     ;; into Org syntax.
     (when (and backend (plist-get params :raw))
       (org-element-map data org-element-all-objects

lisp/org.el

@@ -19651,15 +19651,15 @@ When BLOCK-REGEXP is non-nil, use this regexp to find blocks."
 ;; example-block) don't accept comments.  Usual Emacs comment commands
 ;; cannot cope with those requirements.  Therefore, Org replaces them.
 
-;; Org still relies on `comment-dwim', but cannot trust
-;; `comment-only-p'.  So, `comment-region-function' and
-;; `uncomment-region-function' both point
-;; to `org-comment-or-uncomment-region'.  Eventually,
-;; `org-insert-comment' takes care of insertion of comments at the
+;; Org still relies on 'comment-dwim', but cannot trust
+;; 'comment-only-p'.  So, 'comment-region-function' and
+;; 'uncomment-region-function' both point
+;; to 'org-comment-or-uncomment-region'.  Eventually,
+;; 'org-insert-comment' takes care of insertion of comments at the
 ;; beginning of line.
 
-;; `org-setup-comments-handling' install comments related variables
-;; during `org-mode' initialization.
+;; 'org-setup-comments-handling' install comments related variables
+;; during 'org-mode' initialization.
 
 (defun org-setup-comments-handling ()
   (interactive)