#include <Main/globals.hxx>
#include <Main/fg_os.hxx>
-#include <simgear/math/SGMath.hxx>
-
using simgear::PropertyList;
+using std::string;
void FGCommonInput::read_bindings (const SGPropertyNode * node, binding_list_t * binding_list, int modifiers, const string & module )
{