(rmail-display-summary nil)
(rmail-delete-after-output nil))
(rmail file)
+ ;; Default the directory of TO-FILE based on where FILE is.
+ (setq to-file (expand-file-name to-file default-directory))
(message "Writing messages to %s..." to-file)
(while (< message-count rmail-total-messages)
(rmail-show-message