config() {
  NEW="$1"
  OLD="$(dirname $NEW)/$(basename $NEW .new)"
  # If there's no config file by that name, mv it over:
  if [ ! -r $OLD ]; then
    mv $NEW $OLD
  elif [ "$(cat $OLD | md5sum)" = "$(cat $NEW | md5sum)" ]; then # toss the redundant copy
    rm $NEW
  fi
  # Otherwise, we leave the .new copy for the admin to consider...
}

# Keep same perms on rc.dropbear.new:
if [ -e etc/rc.d/rc.dropbear ]; then
  cp -a etc/rc.d/rc.dropbear etc/rc.d/rc.dropbear.new.incoming
  cat etc/rc.d/rc.dropbear.new > etc/rc.d/rc.dropbear.new.incoming
  mv etc/rc.d/rc.dropbear.new.incoming etc/rc.d/rc.dropbear.new
fi

if [ -e usr/bin/scp ]; then
  mv usr/bin/scp usr/bin/scp.openssh
fi

config etc/rc.d/rc.dropbear.new

# Create a logfile if one doesn't already exist
if [ ! -e var/log/dropbear.log ]; then
  touch var/log/dropbear.log
  chmod 600 var/log/dropbear.log
fi