PREUN

/bin/sh

if [[ "$1" = "0" ]]; then
  perl -ni -e "/^DICT\s*pt\s*PT\s*pt_PT$/ or print" /usr/share/dict/ooo/dictionary.lst
fi

POSTIN

/bin/sh

if [[ ! -f "/usr/share/dict/ooo/dictionary.lst" ]] ||       ! grep -q "^DICT[ \t]*pt[ \t]*PT[ \t]*pt_PT" /usr/share/dict/ooo/dictionary.lst
then
  echo "DICT pt PT pt_PT" >> /usr/share/dict/ooo/dictionary.lst
fi