Merge branches/pep-0384.
diff --git a/setup.py b/setup.py
index d4e981b..6d2d3ac 100644
--- a/setup.py
+++ b/setup.py
@@ -1579,6 +1579,9 @@
 ##         # Uncomment these lines if you want to play with xxmodule.c
 ##         ext = Extension('xx', ['xxmodule.c'])
 ##         self.extensions.append(ext)
+        ext = Extension('xxlimited', ['xxlimited.c'],
+                        define_macros=[('Py_LIMITED_API', 1)])
+        self.extensions.append(ext)
 
         # XXX handle these, but how to detect?
         # *** Uncomment and edit for PIL (TkImaging) extension only: