--- setserial.c

+++ setserial.c

@@ -412,7 +412,7 @@

 }

 #endif

-void get_serial(char *device)

+int get_serial(char *device)

 {

 	struct serial_struct serinfo;

 	int	fd;

@@ -420,13 +420,13 @@

 	if ((fd = open(device, O_RDWR|O_NONBLOCK)) < 0) {

 		perror(device);

-		return;

+		return 1;

 	}

 	serinfo.reserved_char[0] = 0;

 	if (ioctl(fd, TIOCGSERIAL, &serinfo) < 0) {

 		perror("Cannot get serial info");

 		close(fd);

-		return;

+		return 1;

 	}

 	if (serinfo.irq == 9)

 		serinfo.irq = 2;	/* People understand 2 better than 9 */

@@ -472,16 +472,18 @@

 		printf("\n");

 	}

 	close(fd);

+	

+	return 0;

 }

-void set_serial(char *device, char ** arg)

+int set_serial(char *device, char ** arg)

 {

 	struct serial_struct old_serinfo, new_serinfo;

 	struct	flag_type_table	*p;

 	int	fd;

 	int	do_invert = 0;

 	char	*word;

-	

+	int	e = 0;

 	if ((fd = open(device, O_RDWR|O_NONBLOCK)) < 0) {

 		if (verbosity==0 && errno==ENOENT)

@@ -614,7 +616,9 @@

 	}

 	close(fd);

 	if (verbose_flag)

-		get_serial(device);

+		e = get_serial(device);

+	

+	return e;

 }

 void do_wild_intr(char *device)

@@ -718,6 +722,7 @@

 {

 	int	get_flag = 0, wild_intr_flag = 0;

 	int	c;

+	int e = 0;

 	extern int optind;

 	extern char *optarg;

@@ -760,8 +765,8 @@

 	if (get_flag) {

 		argv += optind;

 		while (*argv)

-			get_serial(*argv++);

-		exit(0);

+			e |= get_serial(*argv++);

+		exit(e);

 	}

 	if (argc == optind)

 		usage();

@@ -770,9 +775,9 @@

 		exit(0);

 	}

 	if (argc-optind == 1)

-		get_serial(argv[optind]);

+		e = get_serial(argv[optind]);

 	else

-		set_serial(argv[optind], argv+optind+1);

-	exit(0);

+		e = set_serial(argv[optind], argv+optind+1);

+	exit(e);

 }