pub unsafe extern "C" fn rsb_mtx_set_vals(
    mtxAp: *mut rsb_mtx_t,
    VA: *const c_void,
    IA: *const rsb_coo_idx_t,
    JA: *const rsb_coo_idx_t,
    nnz: rsb_nnz_idx_t,
    flags: rsb_flags_t
) -> rsb_err_t