libxml2_py_configure() {
mkdir -p "${BUILD_DIR}" || die # ensure python build dirs exist
run_in_build_dir libxml2_configure "--with-python=${PYTHON}" # odd build system
run_in_build_dir libxml2_configure "--with-python=${ROOT%/}${PYTHON}" # odd build system
}
libxml2_configure --without-python # build python bindings separately