--- libxml2-2.6.32/threads.c.orig	Wed Apr  2 21:37:48 2008
+++ libxml2-2.6.32/threads.c	Sat Jun  7 11:35:00 2008
@@ -29,6 +29,7 @@
 #endif
 
 #ifdef HAVE_WIN32_THREADS
+#undef HAVE_PTHREAD_H
 #include <windows.h>
 #ifndef HAVE_COMPILER_TLS
 #include <process.h>