nfscl_trydelegreturn
int nfscl_trydelegreturn(struct nfscldeleg *, struct ucred *,
nfscl_trydelegreturn(ndp, cred, nmp, p);
error = nfscl_trydelegreturn(dp, tcred, nmp, p);
(void) nfscl_trydelegreturn(dp, cred, clp->nfsc_nmp, p);
(void) nfscl_trydelegreturn(dp, cred, clp->nfsc_nmp, p);
nfscl_trydelegreturn(dp, cred, clp->nfsc_nmp, p);
nfscl_trydelegreturn(tdp, cred, nmp, p);