From d551ab8e5cfb00fbb7a79e7f0c3f4f2780fc6824 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Fri, 15 Jan 2016 11:33:41 +0000
Subject: [PATCH] Clear the environment properly by looping until it is empty
 rather than looping over it (which may skip entries), from Brad King.

---
 environ.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/environ.c b/environ.c
index de560896..101dfafd 100644
--- a/environ.c
+++ b/environ.c
@@ -196,10 +196,10 @@ void
 environ_push(struct environ *env)
 {
 	struct environ_entry	 *envent;
-	char			**vp, *v;
+	char			*v;
 
-	for (vp = environ; *vp != NULL; vp++) {
-		v = xstrdup(*vp);
+	while (*environ != NULL) {
+		v = xstrdup(*environ);
 		v[strcspn(v, "=")] = '\0';
 
 		unsetenv(v);