#include <boost/utility.hpp>
+#include <fstream>
#include <istream>
#include <stack>
#include <vector>
/// fb_ is only used to open files, the stream is accessed through is.
std::filebuf fb_;
-#ifdef HAVE_COMPRESSION
+#ifdef USE_COMPRESSION
/// gz_ is only used to open files, the stream is accessed through is.
gz::gzstreambuf gz_;
#endif