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- extern errno;
-
- extern struct passwd *getpwuid();
-
- extern FILE *fopen(), *popen();
- extern char *getlogin(), *malloc(), *realloc(), *strchr(), *strrchr();
- extern char *ttyname(), *getenv(), *strcpy(), *strncpy(), *strcat();
-
- extern char *tgetstr();
- extern void tputs();
-
- extern char *sys_errlist[];
- extern int sys_nerr;
- extern long lseek();
- extern void free(), longjmp();
- extern unsigned alarm(), sleep();
-
- extern char *progname;
- extern int log_rfd, log_wfd, usr_fd;
- extern long ourplace;
- extern FILE *rec_fp;
- extern int confing, columns, lines;
- extern char ichar, qchar;
-
- extern char *wrdata, replytty[], replyname[];
- extern unsigned wdlen;
-
- extern struct cusrfil cuser, tuser;
- extern struct clogfil clog, tlog;
-
- extern int banner, seeme, informe, lineinput, beep;
- extern int expand8bit, expandctrl;
- extern unsigned linelen, wordlen;
-
- extern int nice_exit(), write_log();
- extern int version(), do_to(), messptr(), colprnt(), fatal();
- extern int getopts(), getrc(), setopts(), dispchar(), do_ring();
- extern char *logname, *homedir;
- extern char *pager, *shell, *normform, *lineform, *shoutform, *sendform;
- extern char *informform, *recfile;
-
- extern char *cls;
-
- #ifdef SYSV
- extern struct termio term, saveterm;
- #endif SYSV
-
- #ifdef BSD
- extern struct tchars chrstr;
- extern struct sgttyb ktty;
- extern int ttyflags;
- #endif BSD
-
- extern char *getline(), *mymalloc(), *myrealloc(), *puterr();
- extern char *getword(), *parsestr(), *putsig();
-