typedef	struct	_DIRTREE {
	struct	_DIRTREE	*next;
	struct	_DIRTREE	*root;
	struct	_DIRTREE	*child;
	struct	_DIRTREE	*link;
	int			flag;
	char			name[14];
} DIRTREE;

char	*pathtree(DIRTREE *dp);
char	*strtree(DIRTREE *dp);
void	closetree(DIRTREE *dp);
DIRTREE	*opentree(DIRTREE *top);