AR_IsAggr
if (flags && (ads->ds_ctl1 & AR_IsAggr)) {
ads->ds_ctl1 |= (AR_IsAggr | AR_MoreAggr);
ads->ds_ctl1 |= AR_IsAggr;
ads->ds_ctl1 &= (~AR_IsAggr & ~AR_MoreAggr);
if (ads->ds_ctl1 & AR_IsAggr) {
| (isaggr ? (AR_IsAggr | last_aggr) : 0);
if (ds->ds_ctl1 & AR_IsAggr)
ads->ds_ctl1 |= (AR_IsAggr | AR_MoreAggr);