GLIBC_2.0 {
  global:
    _nss_nonlocal_setpwent;
    _nss_nonlocal_endpwent;
    _nss_nonlocal_getpwent_r;
    _nss_nonlocal_getpwuid_r;
    _nss_nonlocal_getpwnam_r;

    _nss_nonlocal_setspent;
    _nss_nonlocal_endspent;
    _nss_nonlocal_getspent_r;
    _nss_nonlocal_getspnam_r;

    _nss_nonlocal_setgrent;
    _nss_nonlocal_endgrent;
    _nss_nonlocal_getgrent_r;
    _nss_nonlocal_getgrgid_r;
    _nss_nonlocal_getgrnam_r;

    _nss_nonlocal_initgroups_dyn;

  local:
    *;
};