ossl_buf2hexstr_sep
hex = ossl_buf2hexstr_sep((const unsigned char *)&tid, sizeof(tid), '\0');
return ossl_buf2hexstr_sep(buf, buflen, DEFAULT_SEPARATOR);
char *ossl_buf2hexstr_sep(const unsigned char *buf, long buflen, char sep);
|| !TEST_ptr(out = ossl_buf2hexstr_sep(buf, len, test->sep))