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<pre class="programlisting">#include <db.h>
int
DB_MPOOLFILE->get_clear_len(DB_MPOOLFILE *mpf, u_int32_t *lenp); </pre>
<p>
The <code class="methodname">DB_MPOOLFILE->get_clear_len()</code> method returns the bytes to be
cleared.
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The <code class="methodname">DB_MPOOLFILE->get_clear_len()</code> method may be called at any time
during the life of the application.
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The <code class="methodname">DB_MPOOLFILE->get_clear_len()</code> <span>
<span>
method returns a non-zero error value on failure and 0 on success.
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<h4 class="title"><a id="id1690630"></a>lenp</h4>
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The <code class="methodname">DB_MPOOLFILE->get_clear_len()</code> method returns the bytes to be
cleared in <span class="bold"><strong>lenp</strong></span>.
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<a class="link" href="env.html" title="Chapter 5. The DB_ENV Handle">DB_ENV</a>, <a class="link" href="memp.html" title="Chapter 8. The DB_MPOOLFILE Handle">DB_MPOOLFILE</a>
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<a class="xref" href="memp.html#memplist" title="Memory Pools and Related Methods">Memory Pools and Related Methods</a>
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