Otherwise the configure will fail for newer cmake versions, as
they expect _MAJOR/_MINOR/_COUNT to be set as well.
#SET (PythonLibs_FIND_VERSION 3)
FIND_PACKAGE (PythonLibs)
-SET (PythonInterp_FIND_VERSION ${PYTHONLIBS_VERSION_STRING})
-FIND_PACKAGE (PythonInterp REQUIRED)
+FIND_PACKAGE (PythonInterp ${PYTHONLIBS_VERSION_STRING} REQUIRED)
EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} -c "from sys import stdout; from distutils import sysconfig; stdout.write(sysconfig.get_python_lib(True))" OUTPUT_VARIABLE PYTHON_INSTALL_DIR)
IF (NOT DEFINED PYTHON_VERSION_MAJOR)