Please find attached a small cleanup patch to org-agenda.el.
From 16224c9730fe2403d280fc3390ed700ce39c00ae Mon Sep 17 00:00:00 2001
From: Stefan Kangas <ste...@marxist.se>
Date: Sat, 17 Apr 2021 01:45:31 +0200
Subject: [PATCH] Remove diary-list-entries Emacs 21 compat code
* lisp/org-agenda.el (org-get-entries-from-diary): Remove some
Emacs 21 compat code; 'list-diary-entries' was made obsolete in
favour of 'diary-list-entries' in 22.1 and removed in 24.1.
---
lisp/org-agenda.el | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/lisp/org-agenda.el b/lisp/org-agenda.el
index f22e6fa65..5368f5839 100644
--- a/lisp/org-agenda.el
+++ b/lisp/org-agenda.el
@@ -5255,9 +5255,7 @@ of what a project is and how to check if it stuck, customize the variable
(org-disable-agenda-to-diary t))
(save-excursion
(save-window-excursion
- (funcall (if (fboundp 'diary-list-entries)
- 'diary-list-entries 'list-diary-entries)
- date 1)))
+ (diary-list-entries date 1)))
(if (not (get-buffer diary-fancy-buffer))
(setq entries nil)
(with-current-buffer diary-fancy-buffer
--
2.30.2
