removed old extern declarations.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@711 ec53bebd-3082-4978-b11e-865c3cabbd6b

appl/ftp/ftp/ftp_locl.h

@@ -55,9 +55,6 @@
 
 #include "krb4.h"
 
-extern char *optarg;
-extern int optind, opterr;
-
 #if defined(__sun__) && !defined(__svr4)
 int fclose(FILE*);
 int pclose(FILE*);

appl/ftp/ftpd/ftpd.c

@@ -99,9 +99,6 @@ RCSID("$Id$");
 
 void yyparse();
 
-extern char *optarg;
-extern int optind, opterr;
-
 #ifndef LOG_FTP
 #define LOG_FTP LOG_DAEMON
 #endif
@@ -155,15 +152,6 @@ static char ttyline[20];
    authorized and anonymous connections, 2 only authorized */
 static int auth_level = 1;
 
-#ifdef sun
-extern char *optarg;
-extern int optind, opterr;
-
-int fclose(FILE*);
-#endif
-
-char *getusershell(void);
-
 /*
  * Timeout intervals for retrying connections
  * to hosts that don't accept PORT cmds.  This
@@ -206,7 +194,7 @@ static void	 dolog (struct sockaddr_in *);
 static void	 end_login (void);
 static FILE	*getdatasock (char *);
 static char	*gunique (char *);
-static void	 lostconn (int);
+static RETSIGTYPE	 lostconn (int);
 static int	 receive_data (FILE *, FILE *);
 static void	 send_data (FILE *, FILE *, off_t);
 static struct passwd * sgetpwnam (char *);
@@ -436,7 +424,7 @@ main(int argc, char **argv)
 	/* NOTREACHED */
 }
 
-static void
+static RETSIGTYPE
 lostconn(int signo)
 {
 

appl/popper/pop_init.c

@@ -77,7 +77,6 @@ pop_init(POP *p,int argcount,char **argmessage)
     int                     errflag = 0;
     int                     c;
     int                     len;
-    extern char         *   optarg;
     int                     options = 0;
     int                     sp = 0;             /*  Socket pointer */
     char                *   trace_file_name;

appl/telnet/telnet/main.c

@@ -38,6 +38,7 @@ static char copyright[] =
 #endif /* not lint */
 
 #include <config.h>
+#include "roken.h"
 
 RCSID("$Id$");
 
@@ -99,8 +100,6 @@ void usage(void)
 
 int main(int argc, char **argv)
 {
-	extern char *optarg;
-	extern int optind;
 	int ch;
 	char *user;
 #ifdef	FORWARD

appl/telnet/telnetd/telnetd.c

@@ -186,8 +186,6 @@ int main(int argc, char **argv)
 	struct sockaddr_in from;
 	int on = 1, fromlen;
 	register int ch;
-	extern char *optarg;
-	extern int optind;
 #if	defined(IPPROTO_IP) && defined(IP_TOS)
 	int tos = -1;
 #endif