void BlitScreenToBitmap_RND(Bitmap *);
void BlitScreenToBitmap(Bitmap *);
void BackToFront();
+void BackToFront_WithFrameDelay(unsigned int);
void FadeIn(int);
void FadeOut(int);
void PlaySoundActivating();
void PlaySoundSelecting();
+void SetAnimStatus(int);
void SetGameStatus(int);
+void SetFontStatus(int);
+void ResetFontStatus();
void ToggleFullscreenOrChangeWindowScalingIfNeeded();
void ChangeViewportPropertiesIfNeeded();