sig
val get_source :
Debian.Packages.package ->
Pef.Packages_types.name * Pef.Packages_types.version
val cluster :
Debian.Packages.package list ->
(Pef.Packages_types.name * Pef.Packages_types.version,
(Pef.Packages_types.version * Pef.Packages_types.version *
Debian.Packages.package list)
list)
ExtLib.Hashtbl.t
end