Updating velvet

This box locked up sometime last week. After reboot got email

Your ReadyNAS device has been updated with a new firmware image. (RAIDiator-x86 4.2.19)

looks like a lot of custom config has gone missing, e.g g++

 Tried
apt-get update
apt-get install apt dpkg dpkg-dev
apt-get install libc6-dev gcc gdb libtag1-dev uuid-dev g++
apt-get install autoconf automake1.9 intltool libtool
apt-get install apt dpkg dpkg-dev
apt-get install libssl-dev libexpat1-dev libapr1-dev libaprutil1-dev

Node 0.6.5 installed