By pure coincidence, I spent the morning writing a fanuc compatible G83 code for Camsoft pro. I'm doing all of G81 to G86 this week. My goal is to have them 100% compatible with the mastercam 6M fanuc post.
it depends on where you're an expert, you'll have either edit your post or camsoft gcodes to make them 100% compatible. I find it easier, and better in the long run, to edit camsoft