(rmail-sort-messages): Use buffer-disable-undo, not buffer-flush-undo.

diff --git a/lisp/mail/rmailsort.el b/lisp/mail/rmailsort.el
index b2b79959cd2aa215aaeb8d82f921febb6a4e2dc2..4099c47590df167d761511939c95d9b320826578 100644 (file)
--- a/lisp/mail/rmailsort.el
+++ b/lisp/mail/rmailsort.el
@@ -3,7 +3,7 @@
 ;; Copyright (C) 1990, 1993 Free Software Foundation, Inc.
 
 ;; Author: Masanobu UMEDA <umerin@mse.kyutech.ac.jp>
-;; Version: $Header: /gd/gnu/emacs/19.0/lisp/RCS/rmailsort.el,v 1.18 1994/03/23 21:49:16 kwzh Exp kwzh $
+;; Version: $Header: /gd/gnu/emacs/19.0/lisp/RCS/rmailsort.el,v 1.19 1994/03/30 02:21:48 kwzh Exp kwzh $
 ;; Keywords: mail
 
 ;; This file is part of GNU Emacs.
@@ -154,7 +154,7 @@ If 1st argument REVERSE is non-nil, sort them in reverse order.
            (msgnum 1)
            (msginfo nil))
        ;; There's little hope that we can easily undo after that.
-       (buffer-flush-undo (current-buffer))
+       (buffer-disable-undo (current-buffer))
        (goto-char (rmail-msgbeg 1))
        ;; To force update of all markers.
        (insert-before-markers ?Z)