<a name="beast.ref.boost__beast__basic_multi_buffer.reserve"></a><a class="link" href="reserve.html" title="basic_multi_buffer::reserve">basic_multi_buffer::reserve</a>
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<p>
- <a class="indexterm" name="idm45886667775392"></a>
+ <a class="indexterm" name="idm45873517573760"></a>
Guarantee a minimum capacity.
</p>
<h6>