PND_INOPEN
while (pnd->pnd_flags & PND_INOPEN)
pnd->pnd_flags |= PND_INOPEN;
pnd->pnd_flags &= ~PND_INOPEN;
pnd->pnd_flags & PND_INOPEN ? " open" : "");
if (pnd->pnd_flags & PND_INOPEN)
pnd->pnd_flags |= PND_INOPEN;
pnd->pnd_flags &= ~PND_INOPEN;
#define PND_BUSY (PND_INREADDIR|PND_INWRITE|PND_INOPEN)