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How to detect whether a files volume is NTFS

Title: How to detect whether a files volume is NTFS uses ComObj; function IsNTFS(AFileName: string): Boolean; var fso, drv: OleVariant; begin IsNTFS := False; fso := CreateOleObject('Scripting.FileSystemObject'); drv := fso.GetDrive(fso.GetDriveName(AFileName)); IsNTFS := drv.FileSystem = 'NTFS' end; procedure TForm1.Button1Click(Sender: TObject); begin if IsNTFS('X:\Temp\File.doc') then ShowMessage('File is on NTFS File System') else ShowMessage('File is not on NTFS File System') end;