nfsd_cargs
struct nfsd_cargs *ncd, int flag, caddr_t argp,
if (copyout((caddr_t)ncd, argp, sizeof (struct nfsd_cargs)))
nfs_clientd(struct nfsmount *nmp, struct ucred *cred, struct nfsd_cargs *ncd,
struct nfsd_cargs ncd;