Dpkg configuration file
This file contains default options for dpkg. Each line contains a single option which is exactly the same as a normal command line option for dpkg except for the leading hyphens which are not used here. Quotes surrounding option values are stripped. Comments are allowed by starting a line with a hash sign ("#").
/etc/dpkg/dpkg.cfg.d/[0-9a-zA-Z_-]*
/etc/dpkg/dpkg.cfg
~/.dpkg.cfg
See /usr/share/doc/dpkg/THANKS for the list of people who have contributed to dpkg.