From 82bf438c569967d0868f55242f273a4b0e46528a Mon Sep 17 00:00:00 2001
From: Glenn Morris <rgm@gnu.org>
Date: Wed, 27 Jan 2016 17:01:30 -0500
Subject: [PATCH] * lisp/xwidget.el (xwidget-webkit-browse-url): Give explicit
 error if not compiled with xwidgets.

---
 lisp/xwidget.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lisp/xwidget.el b/lisp/xwidget.el
index 9f257ba463a..88931194306 100644
--- a/lisp/xwidget.el
+++ b/lisp/xwidget.el
@@ -97,6 +97,8 @@ Interactively, URL defaults to the string looking like a url around point."
                  (browse-url-interactive-arg "xwidget-webkit URL: "
                                              ;;(xwidget-webkit-current-url)
                                              )))
+  (or (featurep 'xwidget-internal)
+      (user-error "Your Emacs was not compiled with xwidgets support"))
   (when (stringp url)
     (if new-session
         (xwidget-webkit-new-session url)
-- 
2.39.5