- use EXIT_{SUCCESS,FAILURE}. No object-code changes

libbb/signals.c

@@ -89,7 +89,7 @@ void kill_myself_with_sig(int sig)
 	signal(sig, SIG_DFL);
 	sig_unblock(sig);
 	raise(sig);
-	_exit(1); /* Should not reach it */
+	_exit(EXIT_FAILURE); /* Should not reach it */
 }
 
 void signal_SA_RESTART_empty_mask(int sig, void (*handler)(int))

libbb/vfork_daemon_rexec.c

@@ -230,7 +230,7 @@ void forkexit_or_rexec(char **argv)
 	if (pid < 0) /* wtf? */
 		bb_perror_msg_and_die("vfork");
 	if (pid) /* parent */
-		exit(0);
+		exit(EXIT_SUCCESS);
 	/* child - re-exec ourself */
 	re_exec(argv);
 }
@@ -244,7 +244,7 @@ void forkexit_or_rexec(void)
 	if (pid < 0) /* wtf? */
 		bb_perror_msg_and_die("fork");
 	if (pid) /* parent */
-		exit(0);
+		exit(EXIT_SUCCESS);
 	/* child */
 }
 #define forkexit_or_rexec(argv) forkexit_or_rexec()