--- libxslt-1.1.26/configure.in.orig	Mon Mar 21 13:06:53 2011
+++ libxslt-1.1.26/configure.in	Mon Mar 21 13:08:28 2011
@@ -348,6 +348,10 @@
     else
         pythondir='$(libdir)/python$(PYTHON_VERSION)/site-packages'
     fi
+    if test "$PYTHON_VENDOR_PACKAGES" != ""
+    then
+        PYTHON_SITE_PACKAGES=$PYTHON_VENDOR_PACKAGES
+    fi
 fi
 AM_CONDITIONAL(WITH_PYTHON, test "$PYTHON_INCLUDES" != "")
 if test "$PYTHON_INCLUDES" != ""