check_suite_b
return check_suite_b(pk, -1, &tflags);
rv = check_suite_b(pk, -1, &tflags);
rv = check_suite_b(pk, sign_nid, &tflags);
rv = check_suite_b(pk, X509_get_signature_nid(x), &tflags);
return check_suite_b(pk, sign_nid, &flags);