It supposed to be DEBUG_ENGINE() instead of eccx08_debug().
Fix:
File: cryptoauthlib/lib/openssl/eccx08_rand.c
static int RAND_eccx08_rand_bytes(unsigned char *buf, int num)
{
................
if (total_num == 0) {
**DEBUG_ENGINE**("RAND_eccx08_rand_bytes() - hw\n");