s="listitem"><pre class="literallayout"><a name="id-1_3_12_15_6_3_1_1_1_11-bb"></a><span class="identifier">custom_time_zone_base</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">time_zone_names</span> <span class="special">&amp;</span> zone_names<span class="special">,</span> 
                      <span class="keyword">const</span> <span class="identifier">time_duration_type</span> <span class="special">&amp;</span> utc_offset<span class="special">,</span> 
 