Docfix: use command substitution for 'universal-argument'

* lisp/autoarg.el (autoarg-mode):
* lisp/bookmark.el (bookmark-set, bookmark-set-no-overwrite)
(bookmark-save):
* lisp/calendar/todo-mode.el (todo-insert-item)
(todo-filter-top-priorities)
(todo-filter-top-priorities-multifile):
* lisp/dired-x.el (dired-mark-extension, dired-mark-suffix):
* lisp/eshell/eshell.el (eshell):
* lisp/gnus/gnus-group.el (gnus-group-find-new-groups):
* lisp/gnus/gnus-start.el (gnus-find-new-newsgroups):
* lisp/gnus/gnus-sum.el (gnus-summary-show-article):
* lisp/gnus/gnus.el (gnus-secondary-servers):
* lisp/org/org-timer.el (org-timer-set-timer):
* lisp/org/ox.el (org-export-dispatch-last-position):
* lisp/printing.el (pr-ps-directory-preview)
(pr-ps-directory-using-ghostscript, pr-ps-directory-print)
(pr-ps-directory-ps-print, pr-ps-buffer-preview)
(pr-ps-buffer-using-ghostscript, pr-ps-buffer-print)
(pr-ps-buffer-ps-print, pr-despool-preview)
(pr-despool-using-ghostscript, pr-despool-print)
(pr-despool-ps-print, pr-ps-file-up-ps-print, pr-ps-fast-fire)
(pr-txt-fast-fire):
* lisp/progmodes/idlwave.el (idlwave-complete):
* lisp/progmodes/sh-script.el (sh-set-shell):
* lisp/replace.el (occur):
* lisp/ses.el (ses--advice-yank):
* lisp/simple.el (set-mark-command-repeat-pop):
* lisp/sort.el (delete-duplicate-lines):
* lisp/strokes.el (strokes-help):
* lisp/textmodes/artist.el (artist-mode):
* lisp/textmodes/reftex-cite.el (reftex-citation):
* lisp/textmodes/reftex-dcr.el (reftex-view-crossref):
* lisp/textmodes/reftex-index.el (reftex-index-selection-or-word)
(reftex-display-index):
* lisp/textmodes/reftex-ref.el (reftex-reference):
* lisp/textmodes/reftex-toc.el (reftex-toc):
* lisp/textmodes/reftex-vars.el (reftex-cite-prompt-optional-args)
(reftex-enable-partial-scans):
* lisp/textmodes/texnfo-upd.el (texinfo-master-menu):
* lisp/windmove.el (windmove-display-in-direction)
(windmove-delete-left, windmove-delete-up)
(windmove-delete-right, windmove-delete-down):
* lisp/window.el (recenter-window-group, recenter-other-window): Use
command substitution for 'universal-argument' instead of raw "C-u".

1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/gnus/gnus.el b/lisp/gnus/gnus.el
index 0505e33cb6e..7c983344de8 100644
--- a/lisp/gnus/gnus.el
+++ b/lisp/gnus/gnus.el
@@ -1114,7 +1114,7 @@ that case, just return a fully prefixed name of the group --
 (defcustom gnus-secondary-servers nil
   "List of NNTP servers that the user can choose between interactively.
 To make Gnus query you for a server, you have to give `gnus' a
-non-numeric prefix - `C-u M-x gnus', in short."
+non-numeric prefix - `\\[universal-argument] \\[gnus]', in short."
   :group 'gnus-server
   :type '(repeat string))
 (make-obsolete-variable 'gnus-secondary-servers 'gnus-select-method "24.1")