(display-time-mail-file): Add `none' to the list of

choices.

diff --git a/lisp/time.el b/lisp/time.el
index 9bb6dece6fb5a6efe24ff84cc830dfc856960980..de5476ff4c77f97d21a22c9ecdb707cd906bdea9 100644 (file)
--- a/lisp/time.el
+++ b/lisp/time.el
@@ -52,7 +52,8 @@ use either \\[customize] or the function `display-time-mode'."
   "*File name of mail inbox file, for indicating existence of new mail.
 Non-nil and not a string means don't check for mail.  nil means use
 default, which is system-dependent, and is the same as used by Rmail."
-  :type '(choice (const :tag "Default" nil)
+  :type '(choice (const :tag "(None)" none)
+                (const :tag "Default" nil)
                 (file :format "%v"))
   :group 'display-time)