::</span><span class="identifier">size_t</span> <span class="identifier">receive_from</span><span class="special">(</span>
    <span class="keyword">const</span> <span class="identifier">MutableBufferSequence</span> <span class="special">&amp;</span> <span class="identifier">buffers</span><span class="special">,</span>
    <span class="identifier">endpoint_type</span> <span class="special">&amp;</span> <span class="identifier">sender_endpoint</span><span class="special">,</span>
    <span class="identifier"