ref: 067c3d093f3c6b6292e5eeeb0fe6e6ff75c5950c
dir: /path/dat.h/
typedef struct Vertex Vertex;
typedef struct Node Node;
struct Vertex{
int x;
int y;
};
struct Node{
int blocked;
};
extern Node *map;
extern int mapwidth, mapheight;
extern Node *selected;