LANG=C

dpkg --get-selections > /var/backups/dpkg-selections.txt

aptitude -F '%p#%v#' search '~i!~M' > /var/backups/aptitude-installed-explicitly.txt
aptitude -F '%p#%v#' search '~i!~Odebian' > /var/backups/aptitude-installed-aliens.txt
aptitude -F '%p#' search '!~i~Rrecommends:(~i)' > /var/backups/aptitude-notinstalled-recommended.txt

debconf-get-selections > /var/backups/debconf-questions.txt
debconf-get-selections --installer > /var/backups/debconf-questions-di.txt 2> /dev/null || true