pub type cgemv_unb_ft = Option<unsafe extern "C" fn(transa: trans_t, conjx: conj_t, m: dim_t, n: dim_t, alpha: *mut scomplex, a: *mut scomplex, rs_a: inc_t, cs_a: inc_t, x: *mut scomplex, incx: inc_t, beta: *mut scomplex, y: *mut scomplex, incy: inc_t, cntx: *mut cntx_t)>;
