#include "global.h"
-extern void DrawFrameIfNeeded();
+extern void DrawFrameIfNeeded(void);
-extern void DisplayLevel();
+extern void DisplayLevel(void);
extern void DrawField(int X, int Y);
extern void DrawFieldAnimated(int X, int Y);
extern void DrawFieldNoAnimated(int X, int Y);
extern void DrawSprite(int X, int Y, int SpritePos);
extern void DrawImage(int X, int Y, int graphic);
-extern void SetDisplayRegion();
-extern void SetScrollEdges();
+extern void SetDisplayRegion(void);
+extern void SetScrollEdges(void);
-extern void menPlay_Click();
+extern void menPlay_Click(void);
-extern void Form_Load();
+extern void Form_Load(void);
#endif /* MAINFORM_H */