Function lapacke::zgtcon

pub unsafe fn zgtcon(
    norm: u8, 
    n: i32, 
    dl: &[c64], 
    d: &[c64], 
    du: &[c64], 
    du2: &[c64], 
    ipiv: &[i32], 
    anorm: f64, 
    rcond: &mut f64
) -> i32