* $Id$
*/
+#ifdef HAVE_CONFIG_H
+# include <simgear_config.h>
+#endif
+
#include <simgear/props/props.hxx>
#include "persparam.hxx"
+#include <simgear/math/SGMath.hxx>
+
template <> double
-SGPersonalityParameter<double>::getNodeValue( SGPropertyNode *props,
+SGPersonalityParameter<double>::getNodeValue( const SGPropertyNode *props,
const char *name,
double defval ) const
{