p_rst()</a> has a number of arguments that are taken from a <a class="el" href="structtcp__pcb.html">tcp_pcb</a> for most other segment output functions.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">pcb</td><td>TCP pcb (may be NULL if no pcb is available) </td></tr>
    <tr><td class="paramname">seqno</td><td>the sequence number to use for the outgoing segment </td></tr>
    <tr><td class="paramname">ackno</td><td>the acknowledge number to use for the