Undefined symbols for architecture x86_64:
  "QNetworkAccessManager::QNetworkAccessManager(QObject*)", referenced from:
      Downloader::Downloader(QObject*)in downloader.o
  "QNetworkRequest::QNetworkRequest(QUrl const&)", referenced from:
      Downloader::Downloader(QObject*)in downloader.o
  "QNetworkAccessManager::get(QNetworkRequest const&)", referenced from:
      Downloader::Downloader(QObject*)in downloader.o
  "QNetworkRequest::~QNetworkRequest()", referenced from:
      Downloader::Downloader(QObject*)in downloader.o

QString basePath = "http://repo.inmac.org/";
QString named;

Downloader::Downloader(QObject *parent, QString down) : QObject(parent)
{    
        named=down;
        qnam = new QNetworkAccessManager(this);
        connect(qnam, SIGNAL(finished(QNetworkReply *)), SLOT(httpFinished(QNetworkReply *)));

        qnam->get(QNetworkRequest(QUrl(basePath+down)));
}

void Downloader::httpFinished(QNetworkReply *reply)
{
        QFile file("../Resources/"+named);
        if (file.open(QIODevice::WriteOnly))
        {
                file.write(reply->readAll());
                file.flush();
                file.close();
        }

        reply->deleteLater();
        reply = 0;
}