InnoDB is the same as in 3.23.47.
In 4.0.0 the MySQL interpreter did not know the syntax LOCK IN SHARE MODE. This has been fixed.
In 4.0.0 multiple-table delete did not work for transactional tables. This has been fixed.
This is a translation of the MySQL Reference Manual that can be found at dev.mysql.com. The original Reference Manual is in English, and this translation is not necessarily as up to date as the English version.