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          <td class="memname">#define LWIP_NETIF_TX_SINGLE_PBUF&#160;&#160;&#160;0</td>
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<p>LWIP_NETIF_TX_SINGLE_PBUF: if this is set to 1, lwIP <em>tries</em> to put all data to be sent into one single pbuf. This is for compatibility with DMA-enabled MACs that do not support scatter-gather. Beware that this might involve CPU-memcpy before transmitting that would not be needed without this flag! Use this o