// INCLUDES
// ------------------------------------------------------------------------
-#include <iostream.h>
-// #include <stdio.h>
+#include <simgear/compiler.h>
+
#include <math.h>
-// #include "10520c.h"
+
+#include STL_IOSTREAM
+
+#if !defined(SG_HAVE_NATIVE_SGI_COMPILERS)
+SG_USING_STD(cout);
+SG_USING_STD(endl);
+#endif
// ------------------------------------------------------------------------
// CODE