#include <xercesc/util/XMLUniDefs.hpp>
#include <xmltooling/logging.h>
#include <xmltooling/XMLToolingConfig.h>
+#include <xmltooling/util/ParserPool.h>
#include <xmltooling/util/Threads.h>
#include <xmltooling/util/XMLHelper.h>
#include <xmltooling/validation/ValidatorSuite.h>