From a5b57b30472c54a974fadbe6888bcd279e0f1c75 Mon Sep 17 00:00:00 2001
From: Ralf Becker <RalfBecker@outdoor-training.de>
Date: Mon, 6 Jun 2016 13:53:54 +0200
Subject: [PATCH] fix a PHP Strict Standards:  Declaration of
 *_groupdav::propfind_callback() should be compatible with &
 EGroupware\Api\CalDAV\Handler::propfind_callback

---
 calendar/inc/class.calendar_groupdav.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/calendar/inc/class.calendar_groupdav.inc.php b/calendar/inc/class.calendar_groupdav.inc.php
index 39953fb7df..d57e40888d 100644
--- a/calendar/inc/class.calendar_groupdav.inc.php
+++ b/calendar/inc/class.calendar_groupdav.inc.php
@@ -318,7 +318,7 @@ class calendar_groupdav extends Api\CalDAV\Handler
 	 * @param array|boolean $start =false false=return all or array(start,num)
 	 * @return array with "files" array with values for keys path and props
 	 */
-	function propfind_callback($path,array $filter,$start=false)
+	function &propfind_callback($path,array $filter,$start=false)
 	{
 		if ($this->debug) $starttime = microtime(true);