Initial revision
diff --git a/compat.h b/compat.h
new file mode 100644
index 0000000..9d896c7
--- /dev/null
+++ b/compat.h
@@ -0,0 +1,7 @@
+/* RCSID("$Id: compat.h,v 1.1 1999/10/27 03:42:44 damien Exp $"); */
+
+#ifndef COMPAT_H
+#define COMPAT_H
+void enable_compat13(void);
+extern int compat13;
+#endif