type headers = Web_cohttp_lwt.HTTP.headerstype body = Lwt_cstruct_flow.otype resp = Web_cohttp_lwt.resptype meth = Web_cohttp_lwt.HTTP.methtype +'a io = 'a Lwt.tCohttpMake.1-Ctype headers = Web_cohttp_lwt.HTTP.headerstype body = Lwt_cstruct_flow.otype resp = Web_cohttp_lwt.resptype meth = Web_cohttp_lwt.HTTP.methtype +'a io = 'a Lwt.t