OpenSSL::Timestamp::Request#version=

static VALUE
ossl_ts_req_set_version(VALUE self, VALUE version)
{
    TS_REQ *req;
    long ver;

    if ((ver = NUM2LONG(version)) < 0)
        ossl_raise(eTimestampError, "version must be >= 0!");
    GetTSRequest(self, req);
    if (!TS_REQ_set_version(req, ver))
        ossl_raise(eTimestampError, "TS_REQ_set_version");

    return version;
}