unl.module

    $uids = $select->execute()->fetchCol();

    $users = user_load_multiple($uids);
    foreach ($users as $user) {
      if (!$user->mail) {
        continue;
      }
      $recipients[] = $user->mail;
    }
  }

  foreach ($recipients as $recipient) {
    drupal_mail('unl', 'site_created', $recipient, language_default(), array('site' => $site), unl_shared_variable_get('site_mail'));
  }
}

/**
 * Custom function that outputs a simple "I'm still alive" page to check to see that drupal is working.
 */
function unl_still_alive() {
  header('Content-type: text/plain');
  echo '200 Still Alive';
}

/**
 * Custom function to return the current admin theme for use with hook_menu_alter().
 */
function _unl_get_admin_theme(){
  return variable_get('admin_theme', '0');
}

/**
 * Custom function for imce access on content administration pages since imce_user_page_access()
 * can't be used because only one file can be included in a hook_menu item ($items['admin/content/filebrowser'])
 */
function _unl_imce_file_browser_access() {
  global $user;
  $profile = imce_user_profile($user);
  return $profile['usertab'];
}