+#include "support/filetools.h"
+#include "support/lstrings.h"
+#include "support/systemcall.h"
+
+#include <boost/regex.hpp>
+
+#include <fstream>
+
+using namespace lyx::support;
+
+#ifndef CXX_GLOBAL_CSTD
+using std::asctime;
+using std::gmtime;
+#endif