>typedef</span> <span class="identifier">date_type</span><span class="special">::</span><span class="identifier">year_type</span>                       <a name="boost.date_time.acst_dst_trait.year_type"></a><span class="identifier">year_type</span><span class="special">;</span>         
  <span class="keyword">typedef</span> <a class="link" href="last_kday_of_month.html" title="Class template last_kday_of_month">date_time::last_kday_of_month</a><span class="special">&lt;</span> <span class="identifier">date