<para>When formatting a 128 bit ID into a string it is
often easier to use a format string for
<citerefentry><refentrytitle>printf</refentrytitle><manvolnum>3</manvolnum></citerefentry>. This
<para>When formatting a 128 bit ID into a string it is
often easier to use a format string for
<citerefentry><refentrytitle>printf</refentrytitle><manvolnum>3</manvolnum></citerefentry>. This