From 1ab7d0fd0b21514a243db0b602d883acb3372a05 Mon Sep 17 00:00:00 2001
From: Peter Stephenson <pws@users.sourceforge.net>
Date: Mon, 30 Jul 2007 20:46:04 +0000
Subject: 23725: use setenv()/unsetenv() for environment memory management

---
 Src/system.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'Src/system.h')

diff --git a/Src/system.h b/Src/system.h
index 97db9aab1..af66687fa 100644
--- a/Src/system.h
+++ b/Src/system.h
@@ -693,6 +693,15 @@ struct timezone {
 
 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
+#endif
+
+
 /* These variables are sometimes defined in, *
  * and needed by, the termcap library.       */
 #if MUST_DEFINE_OSPEED
-- 
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