if err != nil {
		return
	}

	resp, err := c.clnt.Do(req)
	if err != nil {
		return
	}
	defer xhttp.DrainBody(resp.Body)
}

// LookupConfig - lookup config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS, transport http.RoundTripper) (cfg Config, err error) {
	cfg.Enable = env.Get(EnvEnable, kvs.GetWithDefault(Enable, DefaultKVS)) == config.EnableOn