val split_query_params: string -> (string * string) list
-val parse_request_fst_line: in_channel -> meth * Neturl.url * version
+val parse_request_fst_line: in_channel -> meth * Neturl.url * version option
val parse_query_get_params: Neturl.url -> (string * string) list
val parse_path: Neturl.url -> string
val parse_headers: in_channel -> (string * string) list