How to deal with a wrapping counter in embedded C

Question

I need to deal with a counter that gives me ticks for my application. The counter is 32bits so what i need to know is how to deal with it when it wraps. for example:

I h

Answer 1

As you are embedded, you may have access to a CPU overflow bit. This would be set when an add overflows it's register. Useful for add AddCarry chaining.