def METHOD_NAME(env):
    """Add Builders and construction variables for SunPRO C++."""
    path, cxx, shcxx, version = get_cppc(env)
    if path:
        cxx = os.path.join(path, cxx)
        shcxx = os.path.join(path, shcxx)
    cplusplus.METHOD_NAME(env)
    env['CXX'] = cxx
    env['SHCXX'] = shcxx
    env['CXXVERSION'] = version
    env['SHCXXFLAGS'] = SCons.Util.CLVar('$CXXFLAGS -KPIC')
    env['SHOBJPREFIX'] = 'so_'
    env['SHOBJSUFFIX'] = '.o'