MFH fix for bug #19613

diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
index ba56dce3062f1ecfb2141a7f73b7afe75223df76..ac81fc84ce32cb1ab8fe223d8b506a6a260a7aad 100644 (file)
--- a/ext/standard/basic_functions.c
+++ b/ext/standard/basic_functions.c
@@ -937,6 +937,8 @@ static void php_putenv_destructor(putenv_entry *pe)
        } else {
 # if HAVE_UNSETENV
                unsetenv(pe->key);
+# elif defined(PHP_WIN32)
+               SetEnvironmentVariable(pe->key, NULL);
 # else
                char **env;