Add compatibility of older versions of Python. Reported by Pavel Janik on Mac OS X 10.6.8.

pyuno/source/module/pyuno_impl.hxx

@@ -43,6 +43,12 @@
 #include <cppuhelper/implbase2.hxx>
 #include <cppuhelper/weakref.hxx>
 
+// Compatibility of older versions of Python
+#ifndef PyVarObject_HEAD_INIT
+#define PyVarObject_HEAD_INIT(type, size) \
+    PyObject_HEAD_INIT(type) size,
+#endif
+
 namespace pyuno
 {