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<html xmlns="http://www.w3.org/1999/xhtml">
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    <title>DB_ENV-&gt;mutex_unlock()</title>
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        <p>Library Version 11.2.5.3</p>
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          <th colspan="3" align="center">DB_ENV-&gt;mutex_unlock()</th>
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          <td width="20%" align="left"><a accesskey="p" href="mutexstat_print.html">Prev</a> </td>
          <th width="60%" align="center">Chapter 9. 
                Mutex Methods 
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    <div class="sect1" lang="en" xml:lang="en">
      <div class="titlepage">
        <div>
          <div>
            <h2 class="title" style="clear: both"><a id="mutexunlock"></a>DB_ENV-&gt;mutex_unlock()</h2>
          </div>
        </div>
      </div>
      <pre class="programlisting">#include &lt;db.h&gt;

int
DB_ENV-&gt;mutex_unlock(DB_ENV *dbenv, db_mutex_t mutex);  </pre>
      <p>
            The <code class="methodname">DB_ENV-&gt;mutex_unlock()</code> method unlocks the mutex locked by 
            <a class="xref" href="mutexlock.html" title="DB_ENV-&gt;mutex_lock()">DB_ENV-&gt;mutex_lock()</a>.
    </p>
      <p>
         The <code class="methodname">DB_ENV-&gt;mutex_unlock()</code> <span>
            <span>
                  method returns a non-zero error value on failure and 0 on success.
            </span>
            
        </span>
    </p>
      <div class="sect2" lang="en" xml:lang="en">
        <div class="titlepage">
          <div>
            <div>
              <h3 class="title"><a id="idp53841392"></a>Parameters</h3>
            </div>
          </div>
        </div>
        <div class="sect3" lang="en" xml:lang="en">
          <div class="titlepage">
            <div>
              <div>
                <h4 class="title"><a id="idp53840744"></a>mutex</h4>
              </div>
            </div>
          </div>
          <p>
                          The <span class="bold"><strong>mutex</strong></span> parameter is a mutex
                          previously locked by <a class="xref" href="mutexlock.html" title="DB_ENV-&gt;mutex_lock()">DB_ENV-&gt;mutex_lock()</a>.
                     </p>
        </div>
      </div>
      <div class="sect2" lang="en" xml:lang="en">
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            <div>
              <h3 class="title"><a id="idp53809064"></a>Errors</h3>
            </div>
          </div>
        </div>
        <p>
                         The <code class="methodname">DB_ENV-&gt;mutex_unlock()</code> <span>
            <span>
                 method may fail and return one of the following non-zero errors:
            </span>
            
        </span>
                    </p>
        <div class="sect3" lang="en" xml:lang="en">
          <div class="titlepage">
            <div>
              <div>
                <h4 class="title"><a id="idp53836816"></a>EINVAL</h4>
              </div>
            </div>
          </div>
          <p>
                An invalid flag value or parameter was specified.
            </p>
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      <div class="sect2" lang="en" xml:lang="en">
        <div class="titlepage">
          <div>
            <div>
              <h3 class="title"><a id="idp53841328"></a>Class</h3>
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        <p>
                <a class="link" href="env.html" title="Chapter 5.  The DB_ENV Handle">DB_ENV</a>  
            </p>
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      <div class="sect2" lang="en" xml:lang="en">
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            <div>
              <h3 class="title"><a id="idp53804888"></a>See Also</h3>
            </div>
          </div>
        </div>
        <p>
                     <a class="xref" href="mutex.html#mutexlist" title="Mutex Methods">Mutex Methods</a> 
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          <td width="40%" align="left" valign="top">DB_ENV-&gt;mutex_stat_print() </td>
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          <td width="40%" align="right" valign="top"> Chapter 10. 
                Replication Methods
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