(declare-function): Add compatibility declaration.

(w3-region, w3m-region, Info-menu): Declare as functions.

diff --git a/lisp/gnus/gnus-art.el b/lisp/gnus/gnus-art.el
index 4bb9ceb97ba84d86ad9bb1f738fbc97d9e864d57..d8f03ff2cb89845078b8cd6ae569b3c8377466ba 100644 (file)
--- a/lisp/gnus/gnus-art.el
+++ b/lisp/gnus/gnus-art.el
@@ -27,6 +27,9 @@
 
 ;;; Code:
 
+;; For Emacs < 22.2.
+(eval-and-compile
+  (unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))
 (eval-when-compile
   (require 'cl))
 (defvar tool-bar-map)
@@ -2705,6 +2708,9 @@ charset defined in `gnus-summary-show-article-charset-alist' is used."
             (t
              (apply (car func) (cdr func))))))))))
 
+;; External.
+(declare-function w3-region "ext:w3-display" (st nd))
+
 (defun gnus-article-wash-html-with-w3 ()
   "Wash the current buffer with w3."
   (mm-setup-w3)
@@ -2716,6 +2722,9 @@ charset defined in `gnus-summary-show-article-charset-alist' is used."
        (w3-region (point-min) (point-max))
       (error))))
 
+;; External.
+(declare-function w3m-region "ext:w3m" (start end &optional url charset))
+
 (defun gnus-article-wash-html-with-w3m ()
   "Wash the current buffer with emacs-w3m."
   (mm-setup-w3m)
@@ -7682,6 +7691,9 @@ url is put as the `gnus-button-url' overlay property on the button."
   "Fetch KDE style info URL."
   (gnus-info-find-node (gnus-url-unhex-string url)))
 
+;; (info) will autoload info.el
+(declare-function Info-menu "info" (menu-item &optional fork))
+
 (defun gnus-button-handle-info-keystrokes (url)
   "Call `info' when pushing the corresponding URL button."
   ;; For links like `C-h i d m gnus RET', `C-h i d m CC Mode RET'.