def add_link_arguments(cap):
    """ Insert the link arguments into the configargparse singleton """
    cap.add('--LD', help='Linker', default='unsupplied_implies_use_CXX')
    cap.add('--LDFLAGS', '--LINKFLAGS', help='Linker flags', default=
        'unsupplied_implies_use_CXXFLAGS')
