no the data is not freed, this is left for the app to do when needed

   * bytes big and contains the remote file.

   *

   * Do something nice with it!

   *

   * You should be aware of the fact that at this point we might have an

   * allocated data block, and nothing has yet deallocated that data. So when

   * you're done with it, you should free() it as a nice application.

   */

  return 0;