glibc/intl/Versions

libc {
  GLIBC_2.0 {
    # global variables
    _nl_msg_cat_cntr; _nl_default_dirname; _nl_domain_bindings;

    # functions used in inline functions or macros
    __dcgettext;

    # functions used in other libraries
    __dgettext;

    # b*
    bindtextdomain;

    # d*
    dcgettext; dgettext; gettext;

    # t*
    textdomain;
  }
  GLIBC_2.2 {
    # functions used in inline functions or macros
    __dcngettext;

    # b*
    bind_textdomain_codeset;

    # d*
    dcngettext; dngettext;

    # n*
    ngettext;
  }
}