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var
  Qry: TADOQuery;
begin
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  Qry := TADOQuery.Create(nil);
  try
    ...
  finally
    Qry.Free;
    CoUninitialize;
  end;


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unit winntService;
interface
uses
Windows,WinSvc,WinSvcEx;
function InstallService(const strServiceName,strDisplayName,strDescription,strFilename: string):Boolean;
procedure UninstallService(strServiceName:string);
implementation
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