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<refentry id="cairo_current_alpha">
  <refmeta>
    <refentrytitle>cairo_current_alpha</refentrytitle>
    <manvolnum>3</manvolnum>
  </refmeta>
  <refnamediv>
    <refname>cairo_current_alpha</refname>
    <refpurpose>some description</refpurpose>
  </refnamediv>
  <refsynopsisdiv>
    <programlisting>
double cairo_current_alpha (<link linkend="cairo_t">cairo_t</link> *cr)</programlisting>
    <variablelist role="params">
      <varlistentry>
        <term><parameter>cr</parameter> :</term>
        <listitem>
          <simpara>description</simpara>
        </listitem>
      </varlistentry>
    </variablelist>
  </refsynopsisdiv>
  <refsect1>
    <title>Description</title>
    <para>
      <indexterm>
        <primary>functions</primary>
        <secondary>cairo_current_alpha</secondary>
      </indexterm>
      <indexterm>
        <primary/>
      </indexterm>
    </para>
  </refsect1>
</refentry>