libcameleon-ocaml-dev 1.9.21-1 (amd64 binary) in ubuntu precise

 It contains the libraries built with Cameleon:
  - Config_file, create configuration files,
  - Configwin, build configuration or input windows in LablGTK,
  - Odiff, print and parse differences between files or strings, in the diff
    utility format,
  - Odot, parse and print Graphviz dot files,
  - Okey, add handlers to key press events in LablGTK,
  - Tdl, represent, store and read TODO lists in XML files,