          The stream to which the data is to be written. The type must support
                the AsyncWriteStream concept.
              </p></dd>
<dt><span class="term">buffers</span></dt>
<dd><p>
                One or more buffers containing the data to be written. Although the
                buffers object may be copied as necessary, ownership of the underlying
                memory blocks is retained by the caller, which must guarantee that
                they remain valid until the handler is cal