         return network.dataStream(params)
     }
 
-    @warn_unused_result
     public static func http200DataStream(params: URLConnectionParams) -> NetworkStream {
 
         let stream = dataStream(params)

        })
    }

    @warn_unused_result
    public static func dataStream(url: NSURL, postData: NSData?, headers: URLConnectionParams.HeadersType?) -> NetworkStream {

        let params = URLConnectionParams(

        }
    }

    public static func http200DataStream(url: NSURL, postData: NSData?, headers: URLConnectionParams.HeadersType?) -> NetworkStream {

        let params = URLConnectionParams(
