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Diffstat (limited to 'bin/echo/echo.c')
-rw-r--r--bin/echo/echo.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/bin/echo/echo.c b/bin/echo/echo.c
index 36cfe5aefc8..76dac647782 100644
--- a/bin/echo/echo.c
+++ b/bin/echo/echo.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: echo.c,v 1.8 2014/12/14 16:55:59 bcallah Exp $ */
+/* $OpenBSD: echo.c,v 1.9 2015/10/03 14:51:39 deraadt Exp $ */
/* $NetBSD: echo.c,v 1.6 1995/03/21 09:04:27 cgd Exp $ */
/*
@@ -32,6 +32,8 @@
#include <stdio.h>
#include <string.h>
+#include <unistd.h>
+#include <err.h>
/* ARGSUSED */
int
@@ -39,6 +41,9 @@ main(int argc, char *argv[])
{
int nflag;
+ if (tame("stdio", NULL) == -1)
+ err(1, "tame");
+
/* This utility may NOT do getopt(3) option parsing. */
if (*++argv && !strcmp(*argv, "-n")) {
++argv;