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#ifdef __cplusplus

#endif /* __cplusplus */

typedef unsigned int dword;

#define INUSE_BITS    3

  char*         base;          /* base address */

  dword         size;          /* allocated size */

  struct m_seg* next;          /* ptr to next segment */

  dword         flags;         /* mmap and extern flag */

};

struct m_chunk

  dword           prev_foot;  /* Size of previous chunk (if free).  */

  dword           head;       /* Size and inuse bits. */

  struct m_chunk* fd;         /* double links -- used only if free. */

  struct m_chunk* bk;

};

typedef struct m_chunk* mchunkptr;

struct t_chunk

  /* The first four fields must be compatible with malloc_chunk */

  dword           prev_foot;

  dword           head;

  struct t_chunk* fd;

  struct t_chunk* child[2];

  struct t_chunk* parent;

};

typedef struct t_chunk* tchunkptr;

typedef struct m_state

  dword      smallmap;

  dword      treemap;

//  DWORD      dvsize;

  dword      topsize;

  char*      least_addr;

//  mchunkptr  dv;

  mchunkptr  top;

  dword      magic;

  struct m_chunk    smallbins[32];

  tbinptr    treebins[32];

};

void* _cdecl dlrealloc(void *,size_t);

void  _cdecl dlfree(void*);

static void insert_chunk(mchunkptr P, size_t S);

static void unlink_large_chunk(tchunkptr X);

//void replace_dv(mchunkptr P, size_t S);

static void* malloc_large(size_t nb);

#define leftshift_for_tree_index(i) \

#define leftmost_child(t) ((t)->child[0] != 0? (t)->child[0] : (t)->child[1])

#define mem2chunk(mem)  (mchunkptr)((char*)mem - 8)

#define chunk_plus_offset(p, s)  ((mchunkptr)(((char*)(p)) + (s)))

#endif /* __cplusplus */