rem: OC_BuiltInLanguage, (ULONG) ahi_BuiltInLanguage, tag, tagarg, OC_Version, ahi_Version, TAG_DONE);
add: language ? OC_Language : TAG_IGNORE, (ULONG)language, TAG_MORE, (ULONG)&ahi_tags[0]);
context: struct Catalog *ExtOpenCatalog(struct Locale *loc, STRPTR language){  LONG tag = 0, tagarg = 0;  if(LocaleBase != NULL)  {    if(language == NULL)    {      tag = TAG_IGNORE;    }    else    {      tag = OC_Language;      tagarg = (LONG) language;    }    return OpenCatalog(loc, (STRPTR) "ahi.catalog",        OC_BuiltInLanguage, (ULONG) ahi_BuiltInLanguage,        tag, tagarg,        OC_Version, ahi_Version,        TAG_DONE);  }  return NULL;}