void AddTopLevelMakefileVars(Makefile makefile, IProgressMonitor monitor)
        {
            monitor.Log.WriteLine(GettextCatalog.GetString("Adding variables to top-level Makefile"));

            StringBuilder sb = new StringBuilder();

            if (!generateAutotools)
            {
                sb.Append("rules.make configure Makefile.include");
            }
            else
            {
                sb.Append("expansions.m4");
            }

            foreach (string file in context.GetGlobalReferencedFiles())
            {
                sb.Append(' ').Append(file);
            }

            string vals = sb.ToString();

//			makefile.AppendToVariable ( "DLL_REFERENCES", vals );
            makefile.AppendToVariable("EXTRA_DIST", vals);
//			makefile.AppendToVariable ( "pkglib_DATA", "$(DLL_REFERENCES)" );
        }