--- gcc/config/aoutos.h	2018/04/24 17:51:37	1.1
+++ gcc/config/aoutos.h	2018/04/24 18:20:27	1.1.1.3
@@ -2,7 +2,7 @@
    targeting GCC for some system that uses a.out file format.
    Copyright (C) 1992 Free Software Foundation, Inc.
 
-   Written by Ron Guilmette (rfg@ncd.com).
+   Written by Ron Guilmette (rfg@netcom.com).
 
 This file is part of GNU CC.
 
@@ -36,6 +36,9 @@ the Free Software Foundation, 675 Mass A
    or configure.in script to properly use the new ?????aout.h file
    when configuring for the system.  */
 
+/* Define a symbol indicating that we are using aoutos.h.  */
+#define USING_AOUTOS_H
+
 /* A C statement (sans semicolon) to output an element in the table of
    global constructors. 
    If using GNU LD, tell it that this is part of the static destructor set.