Mac OS X Lion build 11G56

Mac OS X Lion build 11G56 is a build of Mac OS X Lion 10.7.5. It was released on 19 September 2012, but was replaced by build 11G63 three weeks later. This update ports the Gatekeeper component from Mountain Lion to the Lion codebase, and is one of the few times a minor upgrade of a Mac operating system was released after the next major version.