SQ
#define isquote(c) ((c) == SQ || (c) == DQ)
ASSERT(rq->q_syncq == SQ(rq) && _WR(rq)->q_syncq == SQ(rq));
ASSERT(rq->q_syncq == SQ(rq) && _WR(rq)->q_syncq == SQ(rq));
if (sq != SQ(rq)) {
wq->q_syncq != SQ(rq)) {
sq = SQ(rq);
if (qp->q_syncq != SQ(qp) && !(qp->q_flag & QPERMOD))
if (qp->q_syncq != wqp->q_syncq && wqp->q_syncq != SQ(qp))
sq = SQ(qp);