suppress warnings about easch <applet>_main() having

no preceding prototype

sysklogd/klogd.c

@@ -34,6 +34,7 @@ static void klogd_signal(int sig ATTRIBUTE_UNUSED)
 
 #define KLOGD_LOGBUF_SIZE 4096
 
+int klogd_main(int argc, char **argv);
 int klogd_main(int argc, char **argv)
 {
 	RESERVE_CONFIG_BUFFER(log_buffer, KLOGD_LOGBUF_SIZE);

sysklogd/logger.c

@@ -81,6 +81,7 @@ static int pencode(char *s)
 }
 
 
+int logger_main(int argc, char **argv);
 int logger_main(int argc, char **argv)
 {
 	char *str_p, *str_t;

sysklogd/logread.c

@@ -54,6 +54,7 @@ static void interrupted(int sig ATTRIBUTE_UNUSED)
 	exit(0);
 }
 
+int logread_main(int argc, char **argv);
 int logread_main(int argc, char **argv)
 {
 	int cur;

sysklogd/syslogd.c

@@ -542,6 +542,7 @@ static void do_syslogd(void)
 	} /* for */
 }
 
+int syslogd_main(int argc, char **argv);
 int syslogd_main(int argc, char **argv)
 {
 	char OPTION_DECL;