# include <config.h>
#endif
-#ifdef HAVE_WINDOWS_H
-# include <windows.h>
-#endif
-
#include <simgear/compiler.h>
-#include STL_IOSTREAM
-#include STL_STRING
-
-SG_USING_STD(istream);
-SG_USING_STD(string);
+#include <iosfwd>
+#include <string>
class FGPanel;
-extern FGPanel * fgReadPanel (istream &input);
-extern FGPanel * fgReadPanel (const string &relative_path);
+extern FGPanel * fgReadPanel (std::istream &input);
+extern FGPanel * fgReadPanel (const std::string &relative_path);
#endif // __PANEL_IO_HXX