# Internal method used to get Int object information initially knowns as C Double type
	private fun native_getinfo_double(opt: CURLInfoDouble, res: Ref[Float]): CURLCode
	import Ref[Float].item= `{
		double r;
		CURLcode c = curl_easy_getinfo(self, opt, &r);
		if (c == CURLE_OK) Ref_of_Float_item__assign(res, r);
		return c;
	`}