The following extra packages will be installed:
  libkrb53
Suggested packages:
  krb5-doc krb5-user
The following NEW packages will be installed:
  libkrb53
0 upgraded, 1 newly installed, 0 to remove and 20 not upgraded.
16 not fully installed or removed.
Need to get 0B/449kB of archives.
After this operation, 1.085kB of additional disk space will be used.
Do you want to continue [Y/n]? y
(Reading database ... 58212 files and directories currently installed.)
Unpacking libkrb53 (from .../libkrb53_1.6.dfsg.4~beta1-5lenny2_armel.deb) ...
dpkg: error processing /var/cache/apt/archives/libkrb53_1.6.dfsg.4~beta1-5lenny2_armel.deb (--unpack):
 trying to overwrite '/usr/lib/libgssapi_krb5.so.2.2', which is also in package libgssapi-krb5-2 0:1.7+dfsg-4
dpkg-deb: subprocess paste killed by signal (Broken pipe)
Errors were encountered while processing:
 /var/cache/apt/archives/libkrb53_1.6.dfsg.4~beta1-5lenny2_armel.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)