public static void doit(SIRStructure[] structs, FlatNode toplevel, String dir)
public static void doit(SIRStructure[] structs, FlatNode toplevel)
    public static void doit(SIRStructure[] structs, FlatNode toplevel, String dir)     {        if (structs.length == 0)             return;            new StructureIncludeFile(structs, toplevel, dir);    }