TQENT_FLAG_PREALLOC
t->tqent_flags |= TQENT_FLAG_PREALLOC;
prealloc = t->tqent_flags & TQENT_FLAG_PREALLOC;
tqe->tqent_un.tqent_flags |= TQENT_FLAG_PREALLOC;
(tqe->tqent_un.tqent_flags & TQENT_FLAG_PREALLOC)) {