COLLATE_SUBST_PRIORITY
if (srch.pri & COLLATE_SUBST_PRIORITY)
if (pri & COLLATE_SUBST_PRIORITY) {
if (st[n].key != (n | COLLATE_SUBST_PRIORITY)) {
(nextsubst[curr_weight] | COLLATE_SUBST_PRIORITY),
if (!(key & COLLATE_SUBST_PRIORITY))
p = lcc->lc_subst_table[pass] + (key & ~COLLATE_SUBST_PRIORITY);