libatk1.0-data 1.11.3-0ubuntu1 (amd64 binary) in ubuntu dapper

 ATK is a toolkit providing accessibility interfaces for applications or
 other toolkits. By implementing these interfaces, those other toolkits or
 applications can be used with tools such as screen readers, magnifiers, and
 other alternative input devices.
 .
 This contains the common files which the runtime libraries need.