FLAG_SYNC_DONE
~(FLAG_SYNC_DONE | FLAG_WIDE_DONE);
tcs->flags |= FLAG_SYNC_DONE;
tcs->flags &= ~FLAG_SYNC_DONE;
tcs->flags |= FLAG_SYNC_DONE;
tcs->flags &= ~(FLAG_WIDE_DONE|FLAG_SYNC_DONE);
tcs->flags &= ~FLAG_SYNC_DONE;
if ((tcs->flags & (FLAG_WIDE_DONE|FLAG_SYNC_DONE)) ==
(FLAG_WIDE_DONE|FLAG_SYNC_DONE))
tcs->flags &= ~(FLAG_SYNC_DONE | FLAG_WIDE_DONE);
#define FLAG_NO_NEG_SYNC (FLAG_NO_SYNC | FLAG_SYNC_DONE)