NFSERR_CBPATHDOWN
if (error == NFSERR_CBPATHDOWN)
if (errval < NFSERR_BADHANDLE || errval > NFSERR_CBPATHDOWN)
if (error == NFSERR_CBPATHDOWN)
error = NFSERR_CBPATHDOWN;
if ((!error || error == NFSERR_CBPATHDOWN) &&
NFSERR_CBPATHDOWN,