data, err = readConfig(ctx, objAPI, configFile)
		if err != nil {
			if errors.Is(err, errConfigNotFound) {
				lookupConfigs(srvCfg, objAPI)
				return srvCfg, nil
			}
			return nil, err
		}

		data, err = decryptData(data, configFile)
		if err != nil {
			lookupConfigs(srvCfg, objAPI)
			return nil, err
		}
	}

	json := jsoniter.ConfigCompatibleWithStandardLibrary

			if _, err := storageclass.LookupConfig(s[config.StorageClassSubSys][config.Default], setDriveCount); err != nil {
				return err
			}
		}
	case config.CompressionSubSys:
		if _, err := compress.LookupConfig(s[config.CompressionSubSys][config.Default]); err != nil {
			return err
		}
	case config.HealSubSys:
		if _, err := heal.LookupConfig(s[config.HealSubSys][config.Default]); err != nil {

type Opa struct {
	args   Args
	client *http.Client
}

// Enabled returns if opa is enabled.
func Enabled(kvs config.KVS) bool {
	return kvs.Get(URL) != ""
}

// LookupConfig lookup Opa from config, override with any ENVs.
func LookupConfig(kv config.KVS, transport *http.Transport, closeRespFn func(io.ReadCloser)) (Args, error) {
	args := Args{}

		}
		if e == "/" {
			return nil, config.ErrInvalidCompressionIncludesValue(nil).Msg("extension/mime-type cannot be '/'")
		}
	}
	return includes, nil
}

// LookupConfig - lookup compression config.
func LookupConfig(kvs config.KVS) (Config, error) {
	var err error
	cfg := Config{}
	if err = config.CheckValidKeys(config.CompressionSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	},
	config.KV{
		Key:   ExpirationWorkersWait,
		Value: "0ms", // No wait by default between each expiration attempts.
	},
}

// LookupConfig - lookup config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	if err = config.CheckValidKeys(config.BatchSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	},
}

// Config represents the different configuration values for ILM subsystem
type Config struct {
	TransitionWorkers int
	ExpirationWorkers int
}

// LookupConfig - lookup ilm config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	cfg = Config{
		TransitionWorkers: 100,
		ExpirationWorkers: 100,
	}

		return -1, fmt.Errorf("minimum bitrot cycle is %d month(s)", minimumBitrotCycleInMonths)
	}

	return time.Duration(months) * 30 * 24 * time.Hour, nil
}

// LookupConfig - lookup config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	if err = config.CheckValidKeys(config.HealSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

}

// Enabled returns if etcd is enabled.
func Enabled(kvs config.KVS) bool {
	endpoints := kvs.Get(Endpoints)
	return endpoints != ""
}

// LookupConfig - Initialize new etcd config.
func LookupConfig(kvs config.KVS, rootCAs *x509.CertPool) (Config, error) {
	cfg := Config{}
	if err := config.CheckValidKeys(config.EtcdSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}

	browseCfg.HSTSIncludeSubdomains = newCfg.HSTSIncludeSubdomains
	browseCfg.HSTSPreload = newCfg.HSTSPreload
	browseCfg.ReferrerPolicy = newCfg.ReferrerPolicy
}

// LookupConfig - lookup api config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	cfg = Config{
		CSPPolicy:             env.Get(EnvBrowserCSPPolicy, kvs.GetWithDefault(browserCSPPolicy, DefaultKVS)),

func (c *Config) Update(ncfg Config) {
	configLock.Lock()
	defer configLock.Unlock()

	c.Enable = ncfg.Enable
	c.Frequency = ncfg.Frequency
}

// LookupConfig - lookup config and override with valid environment settings if any.
func LookupConfig(kvs config.KVS) (cfg Config, err error) {
	if err = config.CheckValidKeys(config.CallhomeSubSys, kvs, DefaultKVS); err != nil {
		return cfg, err
	}