__SCX_DSQ_ITER_HAS_SLICE
__SCX_DSQ_ITER_HAS_SLICE |
if (kit->cursor.flags & __SCX_DSQ_ITER_HAS_SLICE)
kit->cursor.flags &= ~(__SCX_DSQ_ITER_HAS_SLICE |
kit->cursor.flags |= __SCX_DSQ_ITER_HAS_SLICE;