test-lenny-32-t507:~/distr# dpkg -i libmysqlclient18_5.5.11-rel20.2-105.lenny_i386.deb
Selecting previously deselected package libmysqlclient18.
(Reading database ... 22523 files and directories currently installed.)
Unpacking libmysqlclient18 (from libmysqlclient18_5.5.11-rel20.2-105.lenny_i386.deb) ...
dpkg: dependency problems prevent configuration of libmysqlclient18:
libmysqlclient18 depends on dpkg (>= 1.15.4) | install-info; however:
Version of dpkg on system is 1.14.31.
Package install-info is not installed.
dpkg: error processing libmysqlclient18 (--install):
dependency problems - leaving unconfigured
Errors were encountered while processing:
libmysqlclient18
test-lenny-32-t507:~/distr#
dpkg 1.14.31 is shipped with lenny, libmysqlclient18 requires dpkg 1.15.4