func (fb *fileBlock) writeTo(writer io.WriteSeeker, offset int64) error {
	_, err := writer.Seek(offset, os.SEEK_SET)
	if err != nil {
		return err
	}
	return binary.Write(writer, binary.LittleEndian, *fb)
}
func (fb *fileBlock) writeTo(writer io.WriteSeeker, offset int64) error {
	_, err := writer.Seek(offset, os.SEEK_SET)
	if err != nil {
		return err
	}
	return binary.Write(writer, binary.LittleEndian, *fb)
}
func ( fb * fileBlock ) writeTo ( writer io . WriteSeeker , offset int64 ) error { _ , err := writer . Seek ( offset , os . SEEK_SET ) if err != nil { return err } return binary . Write ( writer , binary . LittleEndian , * fb ) }
// Write meta-info to specified place
Write meta - info to specified place