===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/diff3/diff3prog.c,v
retrieving revision 1.15
retrieving revision 1.16
diff -u -r1.15 -r1.16
--- src/usr.bin/diff3/diff3prog.c	2015/09/05 09:47:08	1.15
+++ src/usr.bin/diff3/diff3prog.c	2015/10/05 13:30:30	1.16
@@ -1,4 +1,4 @@
-/*	$OpenBSD: diff3prog.c,v 1.15 2015/09/05 09:47:08 jsg Exp $	*/
+/*	$OpenBSD: diff3prog.c,v 1.16 2015/10/05 13:30:30 deraadt Exp $	*/
 
 /*
  * Copyright (C) Caldera International Inc.  2001-2002.
@@ -144,6 +144,9 @@
 main(int argc, char **argv)
 {
 	int ch, i, m, n;
+
+	if (tame("stdio rpath", NULL) == -1)
+		err(1, "tame");
 
 	eflag = 0;
 	oflag = 0;