apt-config --version (return code: 0)
apt 1.2.19 (amd64)
apt-config --help (return code: 0)
apt 1.2.19 (amd64) Usage: apt-config [options] command apt-config is an interface to the configuration settings used by all APT tools, mainly intended for debugging and shell scripting. Most used commands: shell - get configuration values via shell evaluation dump - show the active configuration setting See apt-config(8) for more information about the available commands. Configuration options and syntax is detailed in apt.conf(5). Information about how to configure sources can be found in sources.list(5). Package and version choices can be expressed via apt_preferences(5). Security details are available in apt-secure(8).