lookup = minio.BucketLookupAuto
	}
	return lookup
}

// BatchJobPrefix - to support prefix field yaml unmarshalling with string or slice of strings
type BatchJobPrefix []string

var _ yaml.Unmarshaler = &BatchJobPrefix{}

// UnmarshalYAML - to support prefix field yaml unmarshalling with string or slice of strings
func (b *BatchJobPrefix) UnmarshalYAML(value *yaml.Node) error {
	// try slice first

			nonFreeVersions--
			// remember the latest free version; will return this FileInfo if no non-free version remain
			var freeVersion xlMetaV2Version
			if inclFreeVers && !freeFound {
				// ignore unmarshalling errors, will return errFileNotFound in that case
				if _, err := freeVersion.unmarshalV(x.metaV, ver.meta); err == nil {
					if freeFi, err = freeVersion.ToFileInfo(volume, path, allParts); err == nil {