type meth = [
| `CONNECT
| `DELETE
| `GET
| `HEAD
| `OPTIONS
| `Other of string
| `PATCH
| `POST
| `PUT
| `TRACE
]
val meth_to_string : meth -> string
val req : ?headers:headers -> ?body:string -> uri:string -> meth -> req
val req_body : req -> string
val resp : ?headers:headers -> ?body:string -> int -> resp
val resp_status : resp -> int
val resp_body : resp -> string