Default [Q] How can i View Patched Files ?

I really need to know which files of my android are patched , because i pay for that patch and my friend dont tell me what patch it is ...
when i update it i need to patch these files becaues i cannot make call , unregistered network ... but when my friend install me that patch then everything is okey ...
when i make a nandroid backup i see this : http://postimg.org/image/7l5vf5vy7/