#include <GL/freeglut.h>
#include "fg_internal.h"
-/*extern void fgPlatformProcessSingleEvent(void);
-extern unsigned long fgPlatformSystemTime(void);
-extern void fgPlatformSleepForEvents(long msec);
-extern void fgPlatformMainLoopPreliminaryWork(void);*/
+extern void fgPlatformProcessSingleEvent(void);
+extern void fgPlatformSleepForEvents(uint64_t msec);
+extern void fgPlatformMainLoopPreliminaryWork(void);
#endif