>I am writing a program in a Windows development envireonment that doesn't support file copying, but does let you call dlls.
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>Where is there info on how to call Windows APIs to do these things? Just so happens that I have most of the CDs MicroSoft has, but haven't had time to explore them yet. I am sure the answer is on one of these.
I'd suggest starting with the MSDN documentation; the Platform SDK will get you to the API call CopyFile(); if OLE Automation is usable, you might want to investigate the Windows Scripting Host's Scripting.FileSystemObject.