fast() while LZ4_compress_fast_extState() starts with a
  call to LZ4_resetStream().
 
</p></pre><BR>

<pre><b>void LZ4_attach_dictionary(LZ4_stream_t *working_stream, const LZ4_stream_t *dictionary_stream);
</b><p>  This is an experimental API that allows for the efficient use of a
  static dictionary many times.

  Rather than re-loading the dictionary buffer into a working context before
  each compression, or copying a pre-loaded dictionary's LZ4_stream_t into a
  working LZ4_stream_t, this function int