end </td></tr>
    <tr><td class="paramname">vectorcnt</td><td>number of vectors in the array </td></tr>
    <tr><td class="paramname">apiflags</td><td>combination of following flags :<ul>
<li>NETCONN_COPY: data will be copied into memory belonging to the stack</li>
<li>NETCONN_MORE: for TCP connection, PSH flag will be set on last segment sent</li>
<li>NETCONN_DONTBLOCK: only write the data if all data can be written at once </li>
</ul>
</td></tr>
    <tr><td class="paramname">bytes_written</td><td>pointer