Fix for compilation on XEmacs of commit 4c012447.

diff --git a/lisp/gnus-notifications.el b/lisp/gnus-notifications.el
index 7f8fd9e..22dba35 100644 (file)
--- a/lisp/gnus-notifications.el
+++ b/lisp/gnus-notifications.el
@@ -81,7 +81,7 @@ not get notifications."
             (article (nth 2 group-article)))
         (cond ((string= key "read")
                (gnus-fetch-group group (list article))
-               (when (window-system) (x-focus-frame (selected-frame))))
+               (when (and window-system (fboundp 'x-focus-frame)) (x-focus-frame (selected-frame))))
               ((string= key "mark-read")
                (gnus-update-read-articles
                 group