;;; sendmail.el --- mail sending commands for Emacs. -*- byte-compile-dynamic: t -*-
;; Copyright (C) 1985, 1986, 1992, 1993, 1994, 1995, 1996, 1998, 2000,
-;; 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;; 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
+;; Free Software Foundation, Inc.
;; Maintainer: FSF
;; Keywords: mail
:group 'sendmail)
;;;###autoload
-(defcustom mail-interactive nil
+(defcustom mail-interactive t
+ ;; We used to use a default of nil rather than t, but nowadays it is very
+ ;; common for sendmail to be misconfigured, so one cannot rely on the
+ ;; bounce message to be delivered anywhere, least of all to the
+ ;; user's mailbox.
"Non-nil means when sending a message wait for and display errors.
nil means let mailer mail back a message to report errors."
:type 'boolean