-val default_addr: string (** default listen address *)
-val default_port: int (** default listen port *)
-val default_timeout: int (** default callbacks timeout *)
-val default_mode: daemon_mode (** default request handling mode *)
+val default_addr: string
+val default_auth: (string * Http_types.auth_info) option
+val default_callback: Http_types.request -> out_channel -> unit
+val default_mode: Http_types.daemon_mode
+val default_port: int
+val default_root_dir: string option
+val default_exn_handler: (exn -> out_channel -> unit) option
+val default_timeout: int option