#undef DECLARE_NSS_PROTOTYPES
-extern bool_t xdr_des_block_internal (XDR *__xdrs, des_block *__blkp);
-extern bool_t xdr_opaque_auth_internal (XDR *, struct opaque_auth *);
+extern bool_t xdr_des_block_internal (XDR *__xdrs, des_block *__blkp)
+ attribute_hidden;
+extern bool_t xdr_opaque_auth_internal (XDR *, struct opaque_auth *)
+ attribute_hidden;
extern AUTH *authunix_create_internal (char *__machname, __uid_t __uid,
__gid_t __gid, int __len,