func OptCertFileWatcherPollInterval(d time.Duration) CertFileWatcherOption {
	return func(cfw *CertFileWatcher) error {
		cfw.pollInterval = d
		return nil
	}
}
// OptCertFileWatcherPollInterval sets the poll interval .
OptCertFileWatcherPollInterval sets the poll interval .
// OptCertFileWatcherPollInterval sets the poll interval .
func OptCertFileWatcherPollInterval(d time.Duration) CertFileWatcherOption {
	return func(cfw *CertFileWatcher) error {
		cfw.pollInterval = d
		return nil
	}
}
func OptCertFileWatcherPollInterval ( d time . Duration ) CertFileWatcherOption { return func ( cfw * CertFileWatcher ) error { cfw . pollInterval = d return nil } }
OptCertFileWatcherPollInterval sets the poll interval .
OptCertFileWatcherPollInterval sets the poll interval .