var
HFileRes : HFILE;
begin
Result := false;
if not FileExists(fName) then
exit;
HFileRes := CreateFile(pchar(fName), GENERIC_READ or GENERIC_WRITE,0, nil, OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL, 0);
Result := (HFileRes = INVALID_HANDLE_VALUE);
if not Result then
CloseHandle(HFileRes);
end;
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