char	*get_name(char *);
extern	help(char *);
void	DirTree(Dir *);
extern	PutTreeSum(Dir *, Tree *);
extern	opterr(char,char *);
void	delopt(char **,int );
int 	getopt(int,char **,char *);
int 	getdepth(char **);
extern	getwildc(char **);
extern	PutVolumeLabel(char *);
extern	PutAllSize(char *);
extern	separate_argv(char *);
extern	mem_err();
void *xmalloc(size_t);
void far *fmalloc(u_long);
extern	putcn(char,int);
extern	putnum(u_long);
extern	putnumn(u_long,int);
extern	mk_FilePath(char far *,char far *,char far *);
unsigned getDiskFree(struct diskfree_t	*,char	*);
int 	get_fullpathname(char *,char *);
Tree	*AddTree(Tree *,find_t *);
Tree	*MakeTree(Dir *,Tree *,char *);
extern	PutTree(Dir *,Tree *);
extern	PutTreeLine(Dir *);
extern	PutSpace(Dir *,int);
extern	PutTreeFile(Tree *);
int 	PutTreeDir(Dir *);
int 	far_put(char far *);
extern	PutTreeDirInfo(unsigned long ,unsigned long );