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</para><variablelist role="params">
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<varlistentry><term><parameter>cache</parameter> :</term>
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</simpara></listitem></varlistentry>
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<varlistentry><term><emphasis>Returns</emphasis> :</term><listitem><simpara> <link linkend="TRUE:CAPS"><literal>TRUE</literal></link> if <parameter>cache</parameter> is populated, <link linkend="FALSE:CAPS"><literal>FALSE</literal></link> otherwise.
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</simpara></listitem></varlistentry>