PREUN

/bin/sh

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

POSTIN

/bin/sh

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