#ifndef _TREE_H_INCLUDED
#define _TREE_H_INCLUDED
#ifndef __P
# if defined(__STDC__) || defined(__GNUC__)
# define __P(x) x
# else
# define __P(x) ()
# endif
#endif
#if defined(__STDC__) || defined(__GNUC__)
typedef void *tree_t;
#else
typedef char *tree_t;
#endif
#define tree_add __tree_add
#define tree_delete __tree_delete
#define tree_init __tree_init
#define tree_mung __tree_mung
#define tree_srch __tree_srch
#define tree_trav __tree_trav
typedef struct tree_s {
tree_t data;
struct tree_s *left, *right;
short bal;
}
tree;
void tree_init __P((tree **));
tree_t tree_srch __P((tree **, int (*)(), tree_t));
tree_t tree_add __P((tree **, int (*)(), tree_t, void (*)()));
int tree_delete __P((tree **, int (*)(), tree_t, void (*)()));
int tree_trav __P((tree **, int (*)()));
void tree_mung __P((tree **, void (*)()));
#endif