1. 1.12.x modules/system/system.module BACKDROP_DISABLED
  2. 1.10.x modules/system/system.module BACKDROP_DISABLED
  3. 1.11.x modules/system/system.module BACKDROP_DISABLED
  4. 1.7.x modules/system/system.module BACKDROP_DISABLED

Disabled option on forms and settings

File

modules/system/system.module, line 30
Configuration system that lets administrators modify the workings of the site.

Code

define('BACKDROP_DISABLED', 0)