===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/du/du.c,v
retrieving revision 1.30
retrieving revision 1.31
diff -u -r1.30 -r1.31
--- src/usr.bin/du/du.c	2015/06/25 02:04:08	1.30
+++ src/usr.bin/du/du.c	2015/10/10 05:32:52	1.31
@@ -1,4 +1,4 @@
-/*	$OpenBSD: du.c,v 1.30 2015/06/25 02:04:08 uebayasi Exp $	*/
+/*	$OpenBSD: du.c,v 1.31 2015/10/10 05:32:52 deraadt Exp $	*/
 /*	$NetBSD: du.c,v 1.11 1996/10/18 07:20:35 thorpej Exp $	*/
 
 /*
@@ -65,6 +65,9 @@
 	int ch, notused, rval;
 	char **save;
 	const char *errstr;
+
+	if (pledge("stdio rpath", NULL) == -1)
+		err(1, "pledge");
 
 	save = argv;
 	Hflag = Lflag = cflag = hflag = kflag = listfiles = 0;