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<pre class="programlisting">#include &lt;db.h&gt;
int
DB_ENV-&gt;mutex_get_increment(DB_ENV *dbenv, u_int32_t *incrementp); </pre>
<p>
The <code class="methodname">DB_ENV-&gt;mutex_get_increment()</code> method returns the number of
additional mutexes to allocate.
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The <code class="methodname">DB_ENV-&gt;mutex_get_increment()</code> method may be called at any time
during the life of the application.
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The <code class="methodname">DB_ENV-&gt;mutex_get_increment()</code> <span>
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method returns a non-zero error value on failure and 0 on success.
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The <code class="methodname">DB_ENV-&gt;mutex_get_increment()</code> method returns the number of
additional mutexes to allocate in <span class="bold"><strong>incrementp</strong></span>.
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<a class="xref" href="mutex.html#mutexlist" title="Mutex Methods">Mutex Methods</a>
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