L2T_STATE_SWITCHING
if (sync && e->state != L2T_STATE_SWITCHING)
if (e->state != L2T_STATE_SWITCHING) {
if (e->state < L2T_STATE_SWITCHING)
if (e->state == L2T_STATE_SWITCHING) {
if (e->state < L2T_STATE_SWITCHING)
e->state = L2T_STATE_SWITCHING;
case L2T_STATE_SWITCHING: return 'X';
if (e->state == L2T_STATE_SWITCHING)