Function lapack::c::dsygv_work

pub fn dsygv_work(layout: Layout, itype: i32, jobz: u8, uplo: u8, n: i32, a: &mut [f64], lda: i32, b: &mut [f64], ldb: i32, w: &mut [f64], work: &mut [f64], lwork: i32) -> i32