`object
method config_cgi : Netcgi_env.cgi_config
method config_error_response : int -> string
method config_limit_pipeline_length : int
method config_limit_pipeline_size : int
method config_log_error :
Unix.sockaddr option ->
Unix.sockaddr option ->
Nethttp.http_method option ->
Nethttp.http_header option -> string -> unit
method config_max_header_length : int
method config_max_reqline_length : int
method config_max_trailer_length : int
method config_reactor_synch : [ `Close | `Connection | `Flush | `Write ]
method config_timeout : float
method config_timeout_next_request : float
end`