The current configure.in uses python distutils to ask for the
target library path - however it uses get_python_lib(0) which
gives the platform-independent target (pure python) location.
As the python wrapper builds on a platform-compiled base
library it should use get_python_lib(1). This makes a difference
for 64bit Linux where the target location switches over to
/usr/lib64/pythonX/site-packages instead of the general