float sol_step(struct s_file *, const float *, float, int, int *);
int sol_coin_test(struct s_file *, float *, float);
-int sol_goal_test(struct s_file *, float *, int);
+struct s_goal *sol_goal_test(struct s_file *, float *, int);
int sol_jump_test(struct s_file *, float *, int);
int sol_swch_test(struct s_file *, int);