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// Add no-cache control for cookies if they are set
//$c_no_cache = (isset($HTTP_COOKIE_VARS[$board_config['cookie_name'] . '_sid']) || isset($HTTP_COOKIE_VARS[$board_config['cookie_name'] . '_data'])) ? 'no-cache="set-cookie", ' : '';

// Work around for "current" Apache 2 + PHP module which seems to not
// cope with private cache control setting
if (!defined('AJAX_HEADERS'))
{
   if (!empty($_SERVER['SERVER_SOFTWARE']) && strstr($_SERVER['SERVER_SOFTWARE'], 'Apache/2'))
   {
      header ('Cache-Control: no-cache, pre-check=0, post-check=0');
   }
   else
   {
      header ('Cache-Control: private, pre-check=0, post-check=0, max-age=0');
   }
   header ('Expires: 0');
   header ('Pragma: no-cache');
}