[libxml2] Fix for compilation with python 2.6.8

[Daniel Veillard <veillard src gnome org>]

commit 722923bc9b788f028e4221c77138fc66735a3113
Author: Petr Sumbera <petr sumbera oracle com>
Date:   Fri May 3 22:25:38 2013 +0800

    Fix for compilation with python 2.6.8
    
    Remap PyCapsule to PyCObject based on the macro being available
    instead of using the python version

 python/libxml_wrap.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/python/libxml_wrap.h b/python/libxml_wrap.h
index a9b9739..53a0618 100644
--- a/python/libxml_wrap.h
+++ b/python/libxml_wrap.h
@@ -34,11 +34,11 @@
 #define PyBytes_AsString PyString_AsString
 #define PyBytes_AS_STRING PyString_AS_STRING
 #define PyBytes_GET_SIZE PyString_GET_SIZE
-
+#endif
+#ifndef PyCapsule_New
 #define PyCapsule_New PyCObject_FromVoidPtrAndDesc
 #define PyCapsule_CheckExact PyCObject_Check
 #define PyCapsule_GetPointer(o, n) PyCObject_GetDesc((o))
-
 #endif
 #endif