170  rm /var/lib/squirrelmail/prefs/default_pref
  171  cp ../../../../etc/squirrelmail/default_pref /var/lib/squirrelmail/prefs/default_pref
  172  cd /var/lib/squirrelmail/prefs/
  173  ls -la
  174  cd ..
  175  ls -la
  176  chmod 755 prefs/
  177  chowm -R apache:apache .
  178  chown -R apache:apache .
  179  /etc/squirrelmail/default_pref
  180  ls -la /etc/squirrelmail/default_pref
  181  cd /etc/squirrelmail
  182  ls -la
  183  chown apache:apache /etc/squirrelmail
  184  ls -la
  185  cd usr/share/
  186  ls -la
  187  cd /usr/share/
  188  ls -la
  189  cd squirrelmail/
  190  ls -la
  191  cd ..
  192  chown -R apache:apache squirrelmail/