[Dev-C++] How to read/write directly a track/sector in a hard disk or CD

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<p>Dear sir,</p><p /><p style="">I see how to read/write to files using C.
But I need to to define a track/sector that I can read and write to it
under my control. Could you help me pointing out documents/sites with this
information or teatching me how to do this.</p><p /><p>Thanks for your
help</p><p /><p style="">Roger</p>