libmbfl is a streamable multibyte character code filter and converter library. libmbfl is distributed under LGPL 2.1 and bundled with PHP. The original version of libmbfl is developed and distributed at http://sourceforge.jp/project/php-i18n/ . If you need to modify the bundled libmbfl, the change also have to be applied for the libmbfl on sourceforge.jp. If you have question about libmbfl, please ask to hirokawa@php.net, moriyoshi@php.net. See libmbfl/DISCLAIMER for licensing information of libmbfl.