library) is in the default build-time search order after
       'openblas'.

    Examples
    --------
    >>> import numpy as np
    >>> np.show_config()
    blas_opt_info:
        language = c
        define_macros = [('HAVE_CBLAS', None)]
        libraries = ['openblas', 'openblas']
        library_dirs = ['/usr/local/lib']
    r