readdir4res_t
bzero((caddr_t)&readdir_res, sizeof (readdir4res_t));
readdir_args.rd_maxcount = sizeof (readdir4res_t) +
readdir4res_t readdir_res;
xdr_readdir4_res(XDR *xdrs, readdir4res_t *objp)
extern bool_t xdr_readdir4_res(XDR *, readdir4res_t *);