Function LAPACKE_spteqr

pub unsafe extern "C" fn LAPACKE_spteqr(
    matrix_layout: c_int,
    compz: c_char,
    n: lapack_int,
    d: *mut c_float,
    e: *mut c_float,
    z: *mut c_float,
    ldz: lapack_int,
) -> lapack_int