Any call to marshal.dumps() with the new optional argument 'version' just
immediately segfaults, due to a typo!  This was obviously never tested...
Added a test for it, and also fixed the documentation.
diff --git a/Lib/test/test_marshal.py b/Lib/test/test_marshal.py
index eb07521..5c1a3f3 100644
--- a/Lib/test/test_marshal.py
+++ b/Lib/test/test_marshal.py
@@ -180,6 +180,11 @@
         self.assertRaises(Exception, marshal.loads, 'f')
         self.assertRaises(Exception, marshal.loads, marshal.dumps(5L)[:-1])
 
+    def test_version_argument(self):
+        # Python 2.4.0 crashes for any call to marshal.dumps(x, y)
+        self.assertEquals(marshal.loads(marshal.dumps(5, 0)), 5)
+        self.assertEquals(marshal.loads(marshal.dumps(5, 1)), 5)
+
 def test_main():
     test_support.run_unittest(IntTestCase,
                               FloatTestCase,