PREUN

/bin/sh

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

POSTIN

/bin/sh

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