apt-config
APT Configuration Query program
List all APT (and related) configuration options and their values.
apt-config dump
List regular expressions used to match packages to be ignored by apt-get(8)'s
autoremove
functionality. Assumes ;
or some other undesired character
will be at the end of the string.
apt-config dump | awk '/^APT::NeverAutoRemove::/ {print(substr($2, 0, length($2) - 1))}'