[Gnus] Enable XEmacs to display images.

gnus-html.el (gnus-html-schedule-image-fetching): Remove function name from XEmacs' function-arglist.
gnus-gravatar.el (gnus-gravatar-insert): Don't add properties to gravatar under XEmacs.

lisp/gnus/ChangeLog

@@ -1,3 +1,11 @@
+2010-10-07  Katsumi Yamaoka  <yamaoka@jpl.org>
+
+	* gnus-html.el (gnus-html-schedule-image-fetching): Remove function
+	name from XEmacs' function-arglist.
+
+	* gnus-gravatar.el (gnus-gravatar-insert): Don't add properties to
+	gravatar under XEmacs.
+
 2010-10-07  Teodor Zlatanov  <tzz@lifelogs.com>
 
 	* auth-source.el: Update docs with TODO items.

lisp/gnus/gnus-gravatar.el

@@ -84,10 +84,9 @@ Set image category to CATEGORY."
           ;; another mail with the same someaddress.
           (unless (memq 'gnus-gravatar (text-properties-at (point)))
             (let ((inhibit-read-only t)
-                  (point (point))
-                  (gravatar (append
-                             gravatar
-                             gnus-gravatar-properties)))
+                  (point (point)))
+	      (unless (featurep 'xemacs)
+		(setq gravatar (append gravatar gnus-gravatar-properties)))
               (gnus-put-image gravatar nil category)
               (put-text-property point (point) 'gnus-gravatar address)
               (gnus-add-wash-type category)

lisp/gnus/gnus-html.el

@@ -361,7 +361,7 @@ Use ALT-TEXT for the image string."
 		    'gnus-html-image-fetched
 		    (list buffer image))))
     (when (> (length (if (featurep 'xemacs)
-			 (split-string (function-arglist 'url-retrieve))
+			 (cdr (split-string (function-arglist 'url-retrieve)))
 		       (help-function-arglist 'url-retrieve)))
 	     4)
       (setq args (nconc args (list t))))