/* buf.c */void		initibuf(Ibuf*, Ioproc*, int);int		readibuf(Ibuf*, char*, int);void		unreadline(Ibuf*, char*);int		readline(Ibuf*, char*, int); /* client.c */int		newclient(int);void		closeclient(Client*);void		clonectl(Ctl*);int		ctlwrite(Req*, Ctl*, char*, char*);int		clientctlwrite(Req*, Client*, char*, char*);int		globalctlwrite(Req*, char*, char*);void		ctlread(Req*, Client*);void		globalctlread(Req*);void		plumburl(char*, char*); /* cookies.c */void		cookieread(Req*);void		cookiewrite(Req*);void		cookieopen(Req*);void		cookieclunk(Fid*);void		initcookies(char*);void		closecookies(void);void		httpsetcookie(char*, char*, char*);char*	httpcookies(char*, char*, int); /* fs.c */void		initfs(void); /* http.c */int		httpopen(Client*, Url*);int		httpread(Client*, Req*);void		httpclose(Client*); /* io.c */int		iotlsdial(Ioproc*, char*, char*, char*, int*, int);int		ioprint(Ioproc*, int, char*, ...);#pragma varargck argpos ioprint 3 /* plumb.c */void	plumbinit(void);void	plumbstart(void);void	replumb(Client*); /* url.c */Url*		parseurl(char*, Url*);void		freeurl(Url*);void		rewriteurl(Url*);int		seturlquery(Url*, char*);Url*		copyurl(Url*);char*	escapeurl(char*, int(*)(int));char*	unescapeurl(char*);void		initurl(void); /* util.c */char*	estrdup(char*);char*	estrmanydup(char*, ...);char*	estredup(char*, char*);void*	emalloc(uint);void*	erealloc(void*, uint);char*	strlower(char*);