$NetBSD: patch-web_ajax_stream_php,v 1.2 2013/03/24 16:47:47 joerg Exp $

http://www.zoneminder.com/forums/viewtopic.php?t=13322

--- web/ajax/stream.php.orig	2011-06-27 11:14:00.000000000 +0000
+++ web/ajax/stream.php
@@ -60,7 +60,7 @@ $wSockets = NULL;
 $eSockets = NULL;
 $numSockets = @socket_select( $rSockets, $wSockets, $eSockets, intval(MSG_TIMEOUT/1000), (MSG_TIMEOUT%1000)*1000 );
 
-if ( $numSockets === false )
+if ( $numSockets === false || $numSockets < 0)
 {
     ajaxError( "socket_select failed: ".socket_strerror(socket_last_error()) );
 }