        <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>