:ios_base and return fill character value. 
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Implements <a class="el" href="classlog4cxx_1_1logstream__base.html#f4354e248898842ab15baa421806671a">logstream_base</a>.    </td>
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<a class="anchor" name="3175ec78d6e1235ebd1ab3aad0e8e717"></a><!-- doxytag: member="log4cxx::logstream::log" ref="3175ec78d6e1235ebd1ab3aad0e8e717" args="(LoggerPtr &amp;logger, const LevelPtr &amp;level, const log4cxx::spi::LocationInfo &amp;location)" --><p>
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