t.date_time.dst_rules_hpp" title="Header &lt;boost/date_time/dst_rules.hpp&gt;">boost/date_time/dst_rules.hpp</a>&gt;

</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> date_type_<span class="special">,</span> <span class="keyword">typename</span> time_duration_type_<span class="special">,</span> 
         <span class="keyword">unsigned</span> <span class="keyword">int</span> dst_start_offset_minutes <span class="special">=</span> <span class=