`gnus-group-jump-to-group-prompt'."
(interactive
(list (gnus-group-completing-read
- nil nil (gnus-read-active-file-p)
+ nil nil nil
(if current-prefix-arg
(cdr (assq current-prefix-arg gnus-group-jump-to-group-prompt))
(or (and (stringp gnus-group-jump-to-group-prompt)