//
//
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
#include <Main/fg_props.hxx>
#include <simgear/constants.h>
// copy from FGMetarEnvironmentCtrl until better
void
-FGClouds::update_metar_properties( FGMetar *m )
+FGClouds::update_metar_properties( const FGMetar *m )
{
int i;
double d;