(legacy) add more missing dependencies

src/www/load_balancer_monitor_edit.php

@@ -28,7 +28,7 @@
 
 require_once("guiconfig.inc");
 require_once("services.inc");
-
+require_once("interfaces.inc");
 
 $rfc2616 = array(
 	100 => "100 Continue",

src/www/load_balancer_pool_edit.php

@@ -29,6 +29,7 @@
 
 require_once("guiconfig.inc");
 require_once("services.inc");
+require_once("interfaces.inc");
 
 $referer = (isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '/load_balancer_pool.php');
 

src/www/load_balancer_virtual_server_edit.php

@@ -29,6 +29,7 @@
 require_once("guiconfig.inc");
 require_once("services.inc");
 require_once("vslb.inc");
+require_once("interfaces.inc");
 
 
 $referer = (isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '/load_balancer_virtual_server.php');