v0.8-sec-patch.diff

diff --git a/tools/wafadmin/Scripting.py b/tools/wafadmin/Scripting.py
index d975bd9..790ad91 100644
--- a/tools/wafadmin/Scripting.py
+++ b/tools/wafadmin/Scripting.py
@@ -256,7 +256,14 @@ def configure(conf):
 	# (used only by Configure.autoconfig)
 	env['hash'] = conf.hash
 	env['files'] = conf.files
-	env['environ'] = dict(conf.environ)
+        allowed = [
+            'PATH', 'NODE_PATH', 'HOME', 'PREFIX_NODE',
+            'MACOSX_DEPLOYMENT_TARGET', 'PYTHONDIR',
+            'CC', 'CXX', 'CPP', 'LD',
+            'TERM', 'COMSPEC', 'DESTDIR',
+            'NUMBER_OF_PROCESSORS', 'JOBS', 'PREFIX',
+            'WAFCACHE', 'WAFLOCK' ]
+	env['environ'] = dict((k, v) for k, v in conf.environ.iteritems() if k in allowed)
 	env['cwd'] = os.path.split(Utils.g_module.root_path)[0]
 
 	if Utils.g_module.root_path != src: