Returns the symbol name (e.g. "NN_REQ") and value at a specified index. If the index is out-of-range, returns null and sets errno to EINVAL General usage is to start at i=0 and iterate until null is returned.
Returns the symbol name (e.g. "NN_REQ") and value at a specified index. If the index is out-of-range, returns null and sets errno to EINVAL General usage is to start at i=0 and iterate until null is returned.