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