mike@mike-desktop:~$ ls -l  /usr/share/apps/kxdocker/kxdocker_conf.xml
-rw-r--r-- 1 root root 0 2006-08-16 19:36 /usr/share/apps/kxdocker/kxdocker_conf.xml
mike@mike-desktop:~$ sudo dpkg --reinstall /var/cache/apt/archives/kdocker*
dpkg: unknown option --reinstall

Type dpkg --help for help about installing and deinstalling packages [*];
Use `dselect' or `aptitude' for user-friendly package management;
Type dpkg -Dhelp for a list of dpkg debug flag values;
Type dpkg --force-help for a list of forcing options;
Type dpkg-deb --help for help about manipulating *.deb files;
Type dpkg --license for copyright license and lack of warranty (GNU GPL) [*].

Options marked [*] produce a lot of output - pipe it through `less' or `more' !
mike@mike-desktop:~$