// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
#include <simgear/misc/sg_path.hxx>
#include <simgear/debug/logstream.hxx>
#include <Airports/simple.hxx>