void	addrule(char*, Word*, char*, Word*, int, int, char*);void	addrules(Word*, Word*, char*, int, int, char*);void	addw(Word*, char*);void	assert(char*, int);int	assline(Biobuf *, Bufblock *);long	atimeof(int,char*);void	atouch(char*);void	bufcpy(Bufblock *, char *, int);Envy	*buildenv(Job*, int);void	catchnotes(void);char 	*charin(char *, char *);int	chgtime(char*);void	clrmade(Node*);char	*copyq(char*, Rune, Bufblock*);void	delete(char*);void	delword(Word*);int	dorecipe(Node*);void	dumpa(char*, Arc*);void	dumpj(char*, Job*, int);void	dumpn(char*, Node*);void	dumpr(char*, Rule*);void	dumpv(char*);void	dumpw(char*, Word*);int	escapetoken(Biobuf*, Bufblock*, int, int);void	execinit(void);int	execsh(char*, char*, Bufblock*, Envy*);void	Exit(void);char	*expandquote(char*, Rune, Bufblock*);void	expunge(int, char*);void	freebuf(Bufblock*);void	front(char*);Node	*graph(char*);void	growbuf(Bufblock *);void	initenv(void);void	insert(Bufblock *, int);void	ipop(void);void	ipush(void);void	killchildren(char*);void	*Malloc(int);char	*maketmp(void);int	match(char*, char*, char*);char *membername(char*, int, char*);void	mk(char*);ulong	mkmtime(char*);long	mtime(char*);Arc	*newarc(Node*, Rule*, char*, Resub*);Bufblock *newbuf(void);Job	*newjob(Rule*, Node*, char*, char**, Word*, Word*, Word*, Word*);Word	*newword(char*);int	nextrune(Biobuf*, int);int	nextslot(void);void	nproc(void);void	nrep(void);int	outofdate(Node*, Arc*, int);void	parse(char*, int, int);int	pipecmd(char*, Envy*, int*);void	prusage(void);void	rcopy(char**, Resub*, int);void	readenv(void);void	*Realloc(void*, int);void	rinsert(Bufblock *, Rune);char	*rulecnt(void);void	run(Job*);void	setvar(char*, void*);char	*shname(char*);void	shprint(char*, Envy*, Bufblock*);Word	*stow(char*);void	subst(char*, char*, char*);void	symdel(char*, int);void	syminit(void);Symtab	*symlook(char*, int, void*);void	symstat(void);void	symtraverse(int, void(*)(Symtab*));void	timeinit(char*);long	timeof(char*, int);void	touch(char*);void	update(int, Node*);void	usage(void);Word	*varsub(char**);int	waitfor(char*);int	waitup(int, int*);Word	*wdup(Word*);int	work(Node*, Node*, Arc*);char	*wtos(Word*, int);