--- a/wp/wp-admin/js/xfn.js	Mon Oct 14 18:06:33 2019 +0200
+++ b/wp/wp-admin/js/xfn.js	Mon Oct 14 18:28:13 2019 +0200
@@ -1,3 +1,9 @@
+/**
+ * Generates the XHTML Friends Network 'rel' string from the inputs.
+ *
+ * @deprecated 3.5.0
+ * @output wp-admin/js/xfn.js
+ */
 jQuery( document ).ready(function( $ ) {
 	$( '#link_rel' ).prop( 'readonly', true );
 	$( '#linkxfndiv input' ).bind( 'click keyup', function() {