arc4random_buf
void arc4random_buf(void *buf, size_t nbytes);
arc4random_buf(nonce, sizeof(nonce));
void arc4random_buf(void *ptr, size_t len);
arc4random_buf(ic->ic_globalcnt, EAPOL_KEY_NONCE_LEN);
arc4random_buf(k->k_key, k->k_len);
arc4random_buf(k->k_key, k->k_len);
arc4random_buf(ni->ni_nonce, EAPOL_KEY_NONCE_LEN);
arc4random_buf(ic->ic_nonce, EAPOL_KEY_NONCE_LEN);
arc4random_buf(k->k_key, k->k_len);
arc4random_buf(k->k_key, k->k_len);
arc4random_buf(seed, seedsize);
arc4random_buf(d->rbytes, sizeof(d->rbytes));