#ifndef _DEF2
#define _DEF2
typedef char boolean;
typedef long long IDnum;
typedef double Time;
typedef long long Coordinate;
// Fibonacci heaps used mainly in Tour Bus
typedef struct fibheap FibHeap;
typedef struct fibheap_el FibHeapNode;
typedef struct dfibheap DFibHeap;
typedef struct dfibheap_el DFibHeapNode;
//Memory manager
typedef struct block_start
{
  struct block_start *next;
} BLOCK_START;

typedef struct recycle_mark
{
  struct recycle_mark *next;
} RECYCLE_MARK;

typedef struct mem_manager
{
  BLOCK_START *block_list;
  int index_in_block;
  int items_per_block;
  size_t item_size;
  RECYCLE_MARK *recycle_list;
  unsigned long long counter;
} MEM_MANAGER;

struct dfibheap_el
{
  int dfhe_degree;
  boolean dfhe_mark;
  DFibHeapNode *dfhe_p;
  DFibHeapNode *dfhe_child;
  DFibHeapNode *dfhe_left;
  DFibHeapNode *dfhe_right;
  Time dfhe_key;
  unsigned int dfhe_data;//void *dfhe_data;
};
#endif