From 61bdf123c30ff94346dc23eb6bc241997efc21d6 Mon Sep 17 00:00:00 2001
From: Kris Kennaway <kris@FreeBSD.org>
Date: Sun, 13 Oct 2002 11:22:16 +0000
Subject: [PATCH] Ignore TMPDIR if the application is setugid.

MFC after:	2 weeks
---
 lib/libc/stdio/tmpfile.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/libc/stdio/tmpfile.c b/lib/libc/stdio/tmpfile.c
index 0c98ad3ee25..b38e0bca83b 100644
--- a/lib/libc/stdio/tmpfile.c
+++ b/lib/libc/stdio/tmpfile.c
@@ -61,7 +61,8 @@ tmpfile()
 	char *buf;
 	const char *tmpdir;
 
-	tmpdir = getenv("TMPDIR");
+	if (issetugid() == 0)
+		tmpdir = getenv("TMPDIR");
 	if (tmpdir == NULL)
 		tmpdir = _PATH_TMP;