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          <td class="memname">#define LWIP_SOCKET_EXTERNAL_HEADERS&#160;&#160;&#160;0</td>
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<p>LWIP_SOCKET_EXTERNAL_HEADERS==1: Use external headers instead of <a class="el" href="sockets_8h.html">sockets.h</a> and inet.h. In this case, user must provide its own headers by setting the values for LWIP_SOCKET_EXTERNAL_HEADER_SOCKETS_H and LWIP_SOCKET_EXTERNAL_HEADER_INET_H to appropriate include file names and th