dq_curblocks
if (dqp->dq_curblocks < abs_change)
dqp->dq_curblocks = 0;
dqp->dq_curblocks += change;
if (dqp->dq_curblocks < dqp->dq_bsoftlimit)
ncurblocks = (uint64_t)dqp->dq_curblocks + change;
if (dqp->dq_curblocks < dqp->dq_bsoftlimit ||
dqp->dq_curblocks = 0xffffffff;
dqp->dq_curblocks = ncurblocks;
newlim.dqb_curblocks = dqp->dq_curblocks;
dqp->dq_curblocks < dqp->dq_bsoftlimit) {