AR_PROXIMITY
(rdp->disks[drv].last_lba - AR_PROXIMITY) &&
(rdp->disks[drv].last_lba + AR_PROXIMITY))) {
(rdp->disks[drv+rdp->width].last_lba-AR_PROXIMITY) &&
(rdp->disks[drv+rdp->width].last_lba+AR_PROXIMITY))) {