DRUPAL_CORE_COMPATIBILITY

1. drupal
   1. 6 modules/system/system.module
   2. 7 includes/bootstrap.inc
   3. 8 core/includes/bootstrap.inc

Core API compatibility.

File

modules/system/system.module, line 16

Configuration system that lets administrators modify the workings of the site.

Code

define('DRUPAL_CORE_COMPATIBILITY', '6.x')