lcb_ctx_prev
case lcb_ctx_prev:
else if (lcb_ctx_prev == lcb->ctx_mode)
err = read_log_rec_lcb(log, t64, lcb_ctx_prev, &lcb);
err = read_log_rec_lcb(log, t64, lcb_ctx_prev, &lcb);
err = read_log_rec_lcb(log, t64, lcb_ctx_prev, &lcb);
err = read_log_rec_lcb(log, t64, lcb_ctx_prev, &lcb);