nfscl_expireclient
static void nfscl_expireclient(struct nfsclclient *, struct nfsmount *,
nfscl_expireclient(clp, nmp, tcred, p);
nfscl_expireclient(clp, nmp, tcred, p);
nfscl_expireclient(clp, nmp, cred, p);