Ticket #3962: tz_filter.diff

wp-includes/functions.php

@@ -3087 +3087 @@
                 && function_exists('timezone_open')
                 && function_exists('timezone_offset_get')
                 )
-                return true;
+                return apply_filters('timezone_support',true);
 
-        return false;
+        return apply_filters('timezone_support',false);
 }
 
 /**