# sh -x /var/lib/dpkg/info/tzdata.postinst
+ set -e
+ LC_ALL=C
+ LANG=C
+ unset TZ
+ umask 022
+ . /usr/share/debconf/confmodule
++ '[' '!' '' ']'
++ PERL_DL_NONLAZY=1
++ export PERL_DL_NONLAZY
++ '[' '' ']'
++ exec /usr/share/debconf/frontend /var/lib/dpkg/info/tzdata.postinst