- use EXIT_{SUCCESS,FAILURE}. No object-code changes
diff --git a/miscutils/crond.c b/miscutils/crond.c
index 6db4df4..2bed5a4 100644
--- a/miscutils/crond.c
+++ b/miscutils/crond.c
@@ -797,7 +797,7 @@
 		if (mail_filename) {
 			fdprintf(1, "Exec failed: %s -c %s\n", prog, arg);
 		}
-		_exit(0);
+		_exit(EXIT_SUCCESS);
 	}
 
 	line->cl_Pid = pid;
@@ -930,7 +930,7 @@
 		execl(DEFAULT_SHELL, DEFAULT_SHELL, "-c", line->cl_Shell, NULL);
 		crondlog(ERR20 "can't exec, user %s cmd %s %s %s", user,
 				 DEFAULT_SHELL, "-c", line->cl_Shell);
-		_exit(0);
+		_exit(EXIT_SUCCESS);
 	}
 	if (pid < 0) {
 		/* FORK FAILED */
diff --git a/miscutils/devfsd.c b/miscutils/devfsd.c
index bb6b679..782457a 100644
--- a/miscutils/devfsd.c
+++ b/miscutils/devfsd.c
@@ -283,9 +283,9 @@
 #else
 #define info_logger(p, fmt, args...)
 #define msg_logger(p, fmt, args...)
-#define msg_logger_and_die(p, fmt, args...)           exit(1)
+#define msg_logger_and_die(p, fmt, args...)           exit(EXIT_FAILURE)
 #define error_logger(p, fmt, args...)
-#define error_logger_and_die(p, fmt, args...)         exit(1)
+#define error_logger_and_die(p, fmt, args...)         exit(EXIT_FAILURE)
 #endif
 
 static void safe_memcpy(char *dest, const char *src, int len)
@@ -402,7 +402,7 @@
 	dir_operation(SERVICE, mount_point, 0, NULL);
 
 	if (ENABLE_DEVFSD_FG_NP && no_polling)
-		exit(0);
+		exit(EXIT_SUCCESS);
 
 	if (ENABLE_DEVFSD_VERBOSE || ENABLE_DEBUG)
 		logmode = LOGMODE_BOTH;
diff --git a/miscutils/less.c b/miscutils/less.c
index 25b91c0..f69bce9 100644
--- a/miscutils/less.c
+++ b/miscutils/less.c
@@ -882,7 +882,7 @@
 		change_file(-1);
 		break;
 	case 'q':
-		less_exit(0);
+		less_exit(EXIT_SUCCESS);
 		break;
 	case 'x':
 		change_file(0);
@@ -1270,7 +1270,7 @@
 		buffer_line(cur_fline);
 		break;
 	case 'q': case 'Q':
-		less_exit(0);
+		less_exit(EXIT_SUCCESS);
 		break;
 #if ENABLE_FEATURE_LESS_MARKS
 	case 'm':
diff --git a/miscutils/time.c b/miscutils/time.c
index ed43859..a6d158c 100644
--- a/miscutils/time.c
+++ b/miscutils/time.c
@@ -424,5 +424,5 @@
 		return WTERMSIG(res.waitstatus);
 	if (WIFEXITED(res.waitstatus))
 		return WEXITSTATUS(res.waitstatus);
-	fflush_stdout_and_exit(0);
+	fflush_stdout_and_exit(EXIT_SUCCESS);
 }
diff --git a/miscutils/watchdog.c b/miscutils/watchdog.c
index a5061f5..4ad21cb 100644
--- a/miscutils/watchdog.c
+++ b/miscutils/watchdog.c
@@ -20,7 +20,7 @@
 	write(3, &V, 1);	/* Magic, see watchdog-api.txt in kernel */
 	if (ENABLE_FEATURE_CLEAN_UP)
 		close(3);
-	exit(0);
+	exit(EXIT_SUCCESS);
 }
 
 int watchdog_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;