This function doesn't appear to exist in PHP 7 even though the docs say it's in PHP 7
(PHP 4 >= 4.0.2, PHP 5, PHP 7, PHP 8)
ldap_t61_to_8859 — t61 文字を 8859 文字に変換する
This function doesn't appear to exist in PHP 7 even though the docs say it's in PHP 7