SLC_ACK
level = cp[SLC_FLAGS]&(SLC_LEVELBITS|SLC_ACK);
if (level == (SLC_DEFAULT|SLC_ACK)) {
cp[SLC_FLAGS] &= ~SLC_ACK;
if (level == ((spcp->flags&SLC_LEVELBITS)|SLC_ACK)) {
level &= ~SLC_ACK;
spcp->flags = cp[SLC_FLAGS]|SLC_ACK;
if (!(spcp->flags&SLC_ACK))
spcp->flags &= ~SLC_ACK;
pointer[i+SLC_FLAGS]&SLC_ACK ? "|ACK" : "",
if (pointer[i+SLC_FLAGS]& ~(SLC_ACK|SLC_FLUSHIN|
pointer[i+SLC_FLAGS]&SLC_ACK ? "|ACK" : "",
if (pointer[i+SLC_FLAGS]& ~(SLC_ACK|SLC_FLUSHIN|