Function blas::c::dsbmv

pub fn dsbmv(layout: Layout,
             uplo: Part,
             n: i32,
             k: i32,
             alpha: f64,
             a: &[f64],
             lda: i32,
             x: &[f64],
             incx: i32,
             beta: f64,
             y: &mut [f64],
             incy: i32)