#define _FG_KR_87_HXX
-#include <Main/fgfs.hxx>
#include <Main/fg_props.hxx>
#include <simgear/compiler.h>
-
+#include <simgear/structure/subsystem_mgr.hxx>
#include <simgear/timing/timestamp.hxx>
#include <Navaids/navlist.hxx>
#include <Sound/morse.hxx>
-class FGKR_87 : public FGSubsystem
+class FGKR_87 : public SGSubsystem
{
FGMorse morse;