From 6e1dea0642153441455bcc6687e36fad80fed459 Mon Sep 17 00:00:00 2001
From: "Andrey A. Chernov" <ache@FreeBSD.org>
Date: Sun, 21 Jan 2001 01:03:31 +0000
Subject: [PATCH] Make "killall -t p0" really works. Old code works only if at
 least one process name additionly specified.

---
 usr.bin/killall/killall.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/usr.bin/killall/killall.c b/usr.bin/killall/killall.c
index c91ea958f071..4530c50eed66 100644
--- a/usr.bin/killall/killall.c
+++ b/usr.bin/killall/killall.c
@@ -320,7 +320,8 @@ main(int ac, char **av)
 		}
 		if (matched == 0)
 			continue;
-		matched = 0;
+		if (ac > 0)
+			matched = 0;
 		for (j = 0; j < ac; j++) {
 			if (mflag) {
 				if (regcomp(&rgx, av[j],