libaugeas-dev 1.2.0-0ubuntu1.1~ubuntu12.04.1 (amd64 binary) in ubuntu precise

 Augeas is a configuration editing tool. It parses configuration files in their
 native formats and transforms them into a tree. Configuration changes are made
 by manipulating this tree and saving it back into native config files.
 .
 This package includes the development files to write programs using the Augeas
 API.