(define-interface yp-interface
  (export
   (yp-result-code :syntax)
   yp-result-code-elements
   yp-result-code-name
   yp-success?

   yp-get-default-domain
   yp-bind
   yp-unbind
   yp-order
   yp-master
   yp-first
   yp-next
   yp-map->list
   yp-error-string
   yp-protocol-error
   yp-match))