Update version tag of rmail-retry-ignored-headers

* lisp/mail/rmail.el (rmail-retry-ignored-headers): Set :version to "29.1".

diff --git a/lisp/mail/rmail.el b/lisp/mail/rmail.el
index 9cc097d28dda3241de73bf7becb7f5d4401ad35c..812e9a201b2f35c0abdc08b16f1683a8715a2fd3 100644 (file)
--- a/lisp/mail/rmail.el
+++ b/lisp/mail/rmail.el
@@ -382,7 +382,7 @@ If nil, display all header fields except those matched by
   "Headers that should be stripped when retrying a failed message."
   :type '(choice regexp (const :value nil :tag "None"))
   :group 'rmail-headers
-  :version "23.2")
+  :version "29.1")
 
 ;;;###autoload
 (defcustom rmail-highlighted-headers (purecopy "^From:\\|^Subject:")