a><code><span class="keyword">val</span> session_size : unit <span>&#45;&gt;</span> Unsigned.size_t</code></dt><dd><p><code>session_size ()</code></p><p>The size of a session object in bytes</p></dd></dl><dl><dt class="spec value" id="val-utility_size"><a href="#val-utility_size" class="anchor"></a><code><span class="keyword">val</span> utility_size : unit <span>&#45;&gt;</span> Unsigned.size_t</code></dt><dd><p><code>utility_size ()</code></p><p>The size of a utility object in bytes</p></dd></dl><dl><dt cl