update-alternatives
dpkg
dpkg-trigger
dpkg-statoverride
dpkg-split
dpkg-query
dpkg-maintscript-helper
dpkg-divert
dpkg-deb
apt-transport-mirror
apt-transport-https
apt-transport-http
apt-sortpkgs
apt-ftparchive
apt-extracttemplates
zsoelim
whatis
manpath
manconv
man
man-recode
lexgrog
apropos