Function lapack::c::dtgsna

pub fn dtgsna(layout: Layout, job: u8, howmny: u8, select: &[i32], n: i32, a: &[f64], lda: i32, b: &[f64], ldb: i32, vl: &[f64], ldvl: i32, vr: &[f64], ldvr: i32, s: &mut [f64], dif: &mut f64, mm: i32, m: &mut i32) -> i32