ref: d6598a2a31e48d2c42a245bc18d4c3d15e0caaa2
dir: /sys/src/games/xs.h/
#include <u.h>
#include <libc.h>
#include <draw.h>
#include <thread.h>
#include <cursor.h>
#include <mouse.h>
#include <keyboard.h>
enum
{
MAXN = 5
};
typedef struct Piece Piece;
struct Piece{
short rot;
short tx;
Point sz;
Point d[MAXN];
};
extern int N, NP;
extern Piece pieces[];