if ((error = nfs_nget(mp, &nmp->nm_fh, &np)) != 0)
error = nfs_nget(mp, (nfsfh_t *)nmp->nm_fh, nmp->nm_fhsize, &np); if (error)
nfs_root(mp, vpp)	struct mount *mp;	struct vnode **vpp;{	register struct vnode *vp;	struct nfsmount *nmp;	struct nfsnode *np;	int error;	nmp = VFSTONFS(mp);	if ((error = nfs_nget(mp, &nmp->nm_fh, &np)) != 0)		return (error);	vp = NFSTOV(np);	if (vp->v_type == VNON)	    vp->v_type = VDIR;	vp->v_flag = VROOT;	*vpp = vp;	return (0);}