12 uses of USER_REGISTER_VISITORS_ADMINISTRATIVE_APPROVAL

minimal_install in drupal-7.x/profiles/minimal/minimal.install
Implements hook_install().
openid_authentication in drupal-7.x/modules/openid/openid.module
Authenticate a user or attempt registration.
standard_install in drupal-7.x/profiles/standard/standard.install
Implements hook_install().
testing_install in drupal-7.x/profiles/testing/testing.install
Implements hook_install().
theme_comment_post_forbidden in drupal-7.x/modules/comment/comment.module
Returns HTML for a "you can't post comments" notice.
UserRegistrationTestCase::testRegistrationDefaultValues in drupal-7.x/modules/user/user.test
UserRegistrationTestCase::testRegistrationWithEmailVerification in drupal-7.x/modules/user/user.test
UserRegistrationTestCase::testRegistrationWithoutEmailVerification in drupal-7.x/modules/user/user.test
user_account_form in drupal-7.x/modules/user/user.module
Helper function to add default user account fields to user registration and edit form.
user_admin_settings in drupal-7.x/modules/user/user.admin.inc
Form builder; Configure user settings for this site.
user_login_block in drupal-7.x/modules/user/user.module
user_register_access in drupal-7.x/modules/user/user.module
Determines if the current user has access to the user registration page.