Function lapacke_sys::LAPACKE_cheevd

pub unsafe extern "C" fn LAPACKE_cheevd(
    matrix_layout: c_int, 
    jobz: c_char, 
    uplo: c_char, 
    n: lapack_int, 
    a: *mut lapack_complex_float, 
    lda: lapack_int, 
    w: *mut c_float
) -> lapack_int