1. 1.17.x modules/system/system.module BACKDROP_USER_TIMEZONE_EMPTY
  2. 1.15.x modules/system/system.module BACKDROP_USER_TIMEZONE_EMPTY
  3. 1.16.x modules/system/system.module BACKDROP_USER_TIMEZONE_EMPTY

New users will get an empty time zone at registration.

File

modules/system/system.module, line 20
Configuration system that lets administrators modify the workings of the site.

Code

define('BACKDROP_USER_TIMEZONE_EMPTY', 1)