--- a/constants.inc	Sun Mar 27 21:33:08 2016 +0200
+++ b/constants.inc	Thu Dec 28 18:33:17 2017 +0100
@@ -3,24 +3,24 @@
  * @file
  * Definitions of constants
  */
-define(VERBOSITY_NONE, 0);
-define(VERBOSITY_ERROR, 1);
-define(VERBOSITY_WARNING, 10);
-define(VERBOSITY_DEBUG, 100);
+define('VERBOSITY_NONE', 0);
+define('VERBOSITY_ERROR', 1);
+define('VERBOSITY_WARNING', 10);
+define('VERBOSITY_DEBUG', 100);
 
-define(DEBUG_LEVEL, VERBOSITY_NONE);
-define(COMPRESSION_DISABLED, 0);
+define('DEBUG_LEVEL', VERBOSITY_NONE);
+define('COMPRESSION_DISABLED', 0);
 
-define(DUMP, 0);
-define(MAX_RECURSE, 50);
-define(CACHING, 1);
-define(VALIDATE, 0);
+define('DUMP', 0);
+define('MAX_RECURSE', 50);
+define('CACHING', 1);
+define('VALIDATE', 0);
 
-define(ABORT_ON_LOG, FALSE);
+define('ABORT_ON_LOG', FALSE);
 
 
 if (DEBUG_LEVEL >= VERBOSITY_WARNING) {
   error_reporting(E_ALL);
   ini_set("display_errors", 1);
 }
-?>
\ No newline at end of file
+?>