typedef enum _user_def_name_1 Color_st0;
typedef enum _user_def_name_2 ChildType_st1;
typedef enum _user_def_name_3 Direction_st2;
typedef struct quad_struct *QuadTree_st3;
typedef char *malloc_t_st4;
typedef enum _user_def_name_1 Color_st10;
typedef enum _user_def_name_2 ChildType_st11;
typedef enum _user_def_name_3 Direction_st12;
typedef struct quad_struct *QuadTree_st13;
typedef char *malloc_t_st14;