anchor.diff:  %% See {@link dns_query_handler_behaviour} for reference.
   %% @end
   %%--------------------------------------------------------------------
  --spec handle_txt(Domain :: string()) -> {reply_type(), dns_query_handler_reponse()} | reply_type().
  +-spec handle_txt(Domain :: string()) ->
  +    {dns_query_handler_behaviour:reply_type(), dns_query_handler_behaviour:dns_query_handler_reponse()} |
  +    dns_query_handler_behaviour:reply_type().
   handle_txt(_Domain) ->
       not_impl.
   
  
positive.code: %% See {@link dns_query_handler_behaviour} for reference.
  %% @end
  %%--------------------------------------------------------------------
  -spec handle_wks(Domain :: string()) -> {reply_type(), dns_query_handler_reponse()} | reply_type().
  handle_wks(_Domain) ->
      not_impl.
  
  
negative.code: %% See {@link dns_query_handler_behaviour} for reference.
  %% @end
  %%--------------------------------------------------------------------
  -spec handle_cname(Domain :: string()) ->
      {dns_query_handler_behaviour:reply_type(), dns_query_handler_behaviour:dns_query_handler_reponse()} |
      dns_query_handler_behaviour:reply_type().
  handle_cname(_Domain) ->
      not_impl.
  
  