*
* @since 0.71
*
- * @param int|bool $error Whether there was an error.
- * Default '0'. Accepts '0' or '1'.
- * @param string $error_message Error message if an error occurred.
+ * @param mixed $error Whether there was an error.
+ * Default '0'. Accepts '0' or '1', true or false.
+ * @param string $error_message Error message if an error occurred.
*/
function trackback_response($error = 0, $error_message = '') {
header('Content-Type: text/xml; charset=' . get_option('blog_charset') );