[DllImport("msi.dll", CharSet = CharSet.Auto)]
public static extern int MsiEnumPathesEx(
[MarshalAs(UnmanagedType.LPTStr)] string szProduct,
[MarshalAs(UnmanagedType.LPTStr)] string szAttribute,
[MarshalAs(UnmanagedType.LPTStr)] StringBuilder lpValueBuf,
ref int pcchValueBuf
);