NFS_PROG
cc = rpc_call(d->iodesc, NFS_PROG, NFS_VER2, NFSPROC_LOOKUP,
cc = rpc_call(d->iodesc, NFS_PROG, NFS_VER2, NFSPROC_READLINK,
cc = rpc_call(d->iodesc, NFS_PROG, NFS_VER2, NFSPROC_READ,
error = krpc_portmap(sin, NFS_PROG,
nfs_prog = txdr_unsigned(NFS_PROG);