From 68d9550fa3b5fa58fa2a58532122a76abb1be357 Mon Sep 17 00:00:00 2001
From: Gerd Moellmann <gerd@gnu.org>
Date: Fri, 5 May 2000 13:21:04 +0000
Subject: [PATCH] (abbrev-mode): Make ARG optional.

---
 lisp/abbrev.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/abbrev.el b/lisp/abbrev.el
index 5111fc59013..7e60541aaf0 100644
--- a/lisp/abbrev.el
+++ b/lisp/abbrev.el
@@ -35,7 +35,7 @@ define global abbrevs instead."
   :group 'abbrev-mode
   :group 'convenience)
 
-(defun abbrev-mode (arg)
+(defun abbrev-mode (&optional arg)
   "Toggle abbrev mode.
 With argument ARG, turn abbrev mode on iff ARG is positive.
 In abbrev mode, inserting an abbreviation causes it to expand
-- 
2.39.5