PREUN

/bin/sh

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

POSTIN

/bin/sh

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