    <para>
      The argument type <type>igentype</type> refers to signed integer types,
      i.e. <type>char</type>, <type>char<replaceable>n</replaceable></type>,
      <type>short</type>, <type>short<replaceable>n</replaceable></type>, <type>int</type>,
      <type>int<replaceable>n</replaceable></type>, <type>long</type>, and
      <type>long<replaceable>n</replaceable></type>.
    </para>

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