pub type snormfm_ex_ft = Option<unsafe extern "C" fn(diagoffx: doff_t, diagx: diag_t, uplox: uplo_t, m: dim_t, n: dim_t, x: *const f32, rs_x: inc_t, cs_x: inc_t, norm: *mut f32, cntx: *const cntx_t, rntm: *mut rntm_t)>;
