Function lapacke::dgeqrf_work

pub unsafe fn dgeqrf_work(
    layout: Layout, 
    m: i32, 
    n: i32, 
    a: &mut [f64], 
    lda: i32, 
    tau: &mut [f64], 
    work: &mut [f64], 
    lwork: i32
) -> i32