root@mylaptop:/# dpkg --force-depends --install var/cache/apt/archives/libc6_2.3.6.ds1-13_i386.deb
(Reading database ... 644 files and directories currently installed.)
Preparing to replace libc6 2.3.6.ds1-13 (using .../libc6_2.3.6.ds1-13_i386.deb) ...
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 130: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 130: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 121: /dev/null: Permission denied
/var/lib/dpkg/tmp.ci/preinst: line 126: /dev/null: Permission denied
Unpacking replacement libc6 ...
dpkg: libc6: dependency problems, but configuring anyway as you request:
 libc6 depends on tzdata; however:
  Package tzdata is not installed.
Setting up libc6 (2.3.6.ds1-13) ...
/var/lib/dpkg/info/libc6.postinst: line 112: /dev/null: Permission denied
/var/lib/dpkg/info/libc6.postinst: line 112: /dev/null: Permission denied
/var/lib/dpkg/info/libc6.postinst: line 112: /dev/null: Permission denied
/var/lib/dpkg/info/libc6.postinst: line 29: /dev/null: Permission denied
dpkg: error processing libc6 (--install):
 subprocess post-installation script returned error exit status 1
Errors were encountered while processing:
 libc6