/// <summary>
/// Extract <c>int</c> information from an <c>Easy</c> object.
/// </summary>
/// <param name="info">One of the values in the
/// <see cref="CURLINFO"/> enumeration. In this case, it must
/// specifically be one of the members that obtains a <c>double</c>.
/// </param>
/// <param name="dblVal">Reference to an <c>double</c> value.</param>
/// <returns>The <see cref="CURLcode"/> obtained from the internal
/// call to <c>curl_easy_getinfo()</c>.
/// </returns>
/// <exception cref="System.NullReferenceException">This is thrown if
/// the native <c>CURL*</c> handle wasn't created successfully.</exception>
public CURLcode GetInfo(CURLINFO info, ref double dblVal)
{
EnsureHandle();
// ensure it's an integral type
if ((int)info < CURLINFO_DOUBLE)
{
return(CURLcode.CURLE_BAD_FUNCTION_ARGUMENT);
}
return(External.curl_easy_getinfo_64(m_pCURL, info, ref dblVal));
}