- backdrop_uninstall_modules in includes/
install.inc  - Uninstalls a given list of disabled modules.
 - CommonBackdropParseInfoFileTestCase::testParseInfoFile in modules/
simpletest/ tests/ common.test  - Parse an example .info file an verify the results.
 - dblog_overview in modules/
dblog/ dblog.admin.inc  - Page callback: Displays a listing of database log messages.
 - DBLogTestCase::getSeverityConstant in modules/
dblog/ tests/ dblog.test  - Gets the watchdog severity constant corresponding to the CSS class.
 - EnableDisableTestCase::assertSuccessfulDisableAndUninstall in modules/
system/ tests/ system.test  - Disables and uninstalls a module and asserts that it was done correctly.
 - EnableDisableTestCase::testEnableDisable in modules/
system/ tests/ system.test  - Test that all core modules can be enabled, disabled and uninstalled.
 - hook_watchdog in modules/
system/ system.api.php  - Log an event message.
 - module_disable in includes/
module.inc  - Disables a given set of modules.
 - module_enable in includes/
module.inc  - Enables or installs a given list of modules.
 - system_cron in modules/
system/ system.module  - Implements hook_cron().
 - system_logging_settings in modules/
system/ system.admin.inc  - Form builder; Configure error reporting settings.
 - system_update_1057 in modules/
system/ system.install  - Add default for watchdog_enabled_severity_levels.
 - watchdog_severity_enabled in includes/
bootstrap.inc  - Check if logging is enabled for a given severity level.
 - watchdog_severity_levels in includes/
common.inc  - Returns a list of severity levels, as defined in RFC 3164.