html#af623c1b670dfe3fda633c068e054d8b4a284c0e62d47ee8d358b16a8075632b4a">   29</a></span>  <a class="code hl_enumvalue" href="_m_q_t_t_properties_8h.html#af623c1b670dfe3fda633c068e054d8b4a284c0e62d47ee8d358b16a8075632b4a">MQTTPROPERTY_CODE_MESSAGE_EXPIRY_INTERVAL</a> = 2,   </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"><a class="line" href="_m_q_t_t_properties_8h.html#af623c1b670dfe3fda633c068e054d8b4a4027d9e0fb53a62ae35963e700b56198">   30</a></span>  <a class="code hl_enum