mdescLeft">&#160;</td><td class="mdescRight">Returns the message's sequence number.  <br /></td></tr>
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<tr class="memitem:ga2fa524b11e9621cf46ca9b1a3ca66452" id="r_ga2fa524b11e9621cf46ca9b1a3ca66452"><td class="memItemLeft" align="right" valign="top"><a class="el" href="nats_8h.html#a3bc1b3fe7f64083e60c7c3b93f205bad">NATS_EXTERN</a> int64_t&#160;</td><td class="memItemRight" valign="bottom"><a class