libdpkg-perl 1.19.0.4ubuntu1 (amd64 binary) in ubuntu bionic

 This package provides the perl modules used by the scripts
 in dpkg-dev. They cover a wide range of functionality. Among them
 there are the following public modules:
 .
  - Dpkg: core variables
  - Dpkg::Arch: architecture handling functions
  - Dpkg::Build::Info: build information functions
  - Dpkg::BuildFlags: set, modify and query compilation build flags
  - Dpkg::BuildOptions: parse and manipulate DEB_BUILD_OPTIONS
  - Dpkg::BuildProfile: parse and manipulate build profiles
  - Dpkg::Changelog: parse changelogs
  - Dpkg::Changelog::Entry: represents a changelog entry
  - Dpkg::Changelog::Parse: generic changelog parser for dpkg-parsechangelog
  - Dpkg::Checksums: generate and parse checksums
  - Dpkg::Compression: simple database of available compression methods
  - Dpkg::Compression::Process: wrapper around compression tools
  - Dpkg::Compression::FileHandle: transparently (de)compress files
  - Dpkg::Conf: parse dpkg configuration files
  - Dpkg::Control: parse and manipulate Debian control information
    (.dsc, .changes, Packages/Sources entries, etc.)
  - Dpkg::Control::Changelog: represent fields output by dpkg-parsechangelog
  - Dpkg::Control::Fields: manage (list of known) control fields
  - Dpkg::Control::Hash: parse and manipulate a block of RFC822-like fields
  - Dpkg::Control::Info: parse files like debian/control
  - Dpkg::Control::Tests: parse files like debian/tests/control
  - Dpkg::Deps: parse and manipulate dependencies
  - Dpkg::Exit: push, pop and run exit handlers
  - Dpkg::Gettext: wrapper around Locale::gettext
  - Dpkg::IPC: spawn sub-processes and feed/retrieve data
  - Dpkg::Index: collections of Dpkg::Control (Packages/Sources files for
    example)
  - Dpkg::Interface::Storable: base object serializer
  - Dpkg::Path: common path handling functions
  - Dpkg::Source::Package: extract Debian source packages
  - Dpkg::Substvars: substitute variables in strings
  - Dpkg::Vendor: identify current distribution vendor
  - Dpkg::Version: parse and manipulate Debian package versions
 .
 All the packages listed in Suggests or Recommends are used by some of the
 modules.