Function rgsl::cblas::level2::dsymv

pub fn dsymv(
    order: Order,
    uplo: Uplo,
    N: i32,
    alpha: f64,
    A: &[f64],
    lda: i32,
    x: &[f64],
    incx: i32,
    beta: f64,
    y: &mut [f64],
    incy: i32
)