eql?

static VALUE ossl_ec_group_eql(VALUE a, VALUE b)
{
    EC_GROUP *group1 = NULL, *group2 = NULL;

    Require_EC_GROUP(a, group1);
    SafeRequire_EC_GROUP(b, group2);

    if (EC_GROUP_cmp(group1, group2, ossl_bn_ctx) == 1)
       return Qfalse;

    return Qtrue;
}