From 0d4bce66763c58b74abf46d0278e63329768a6ef Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Wed, 20 Dec 2017 12:18:49 +0100
Subject: [PATCH] [Process] Dont use getenv(), it returns arrays and can
 introduce subtle breaks accros PHP versions

---
 src/Symfony/Component/Process/Process.php | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/src/Symfony/Component/Process/Process.php b/src/Symfony/Component/Process/Process.php
index 4087dabc14..4bebbb4d9a 100644
--- a/src/Symfony/Component/Process/Process.php
+++ b/src/Symfony/Component/Process/Process.php
@@ -1718,15 +1718,11 @@ class Process implements \IteratorAggregate
 
     private function getDefaultEnv()
     {
-        if (\PHP_VERSION_ID >= 70100) {
-            $env = getenv();
-        } else {
-            $env = array();
+        $env = array();
 
-            foreach ($_SERVER as $k => $v) {
-                if (is_string($v) && false !== $v = getenv($k)) {
-                    $env[$k] = $v;
-                }
+        foreach ($_SERVER as $k => $v) {
+            if (is_string($v) && false !== $v = getenv($k)) {
+                $env[$k] = $v;
             }
         }