+int gameloop(const char * subset, int levelnb, int mode);
+void savegame(int slot);
+void loadgame(int slot);
+void slotinfo(char **pinfo, int slot);
+bool issolid(float x, float y);
+bool isbrick(float x, float y);
+bool isice(float x, float y);
+bool isfullbox(float x, float y);
+bool rectcollision(base_type* one, base_type* two);
+void drawshape(float x, float y, unsigned char c);
+unsigned char shape(float x, float y);
+void bumpbrick(float x, float y);
+void trygrabdistro(float x, float y, int bounciness);
+void trybreakbrick(float x, float y);
+void tryemptybox(float x, float y, int col_side);
+void trybumpbadguy(float x, float y);
+
+#endif /*SUPERTUX_GAMELOOP_H*/
+