// to be set dynamically during installation.
\Drupal::configFactory()->getEditable('syslog.settings')->set('facility', defined('LOG_LOCAL0') ? LOG_LOCAL0 : LOG_USER)->save();
}
+
+/**
+ * Convert syslog.settings.facility to an integer.
+ */
+function syslog_update_8400() {
+ $config = \Drupal::configFactory()->getEditable('syslog.settings');
+ $facility = (int) $config->get('facility');
+ $config->set('facility', $facility)->save(TRUE);
+}