From 595dd31b636e0bae3a6c2478514b2d2e65e9b5a6 Mon Sep 17 00:00:00 2001
From: Peter Stephenson <pws@users.sourceforge.net>
Date: Tue, 31 Jul 2007 11:26:54 +0000
Subject: 23730: improve preprocessor and regression tests for 23725

---
 Src/system.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'Src/system.h')

diff --git a/Src/system.h b/Src/system.h
index af66687fa..781a90762 100644
--- a/Src/system.h
+++ b/Src/system.h
@@ -697,8 +697,8 @@ extern char **environ;
  * We always need setenv and unsetenv in pairs, because
  * we don't know how to do memory management on the values set.
  */
-#ifndef HAVE_UNSETENV
-#undef HAVE_SETENV
+#if defined(HAVE_SETENV) && defined(HAVE_UNSETENV)
+# define USE_SET_UNSET_ENV
 #endif
 
 
-- 
cgit 1.4.1