make to work on sun, added copyright, etc

lang/m2/comp/LLmessage.c

@@ -1,5 +1,14 @@
+/*
+ * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
+ * See the copyright notice in the ACK home directory, in the file "Copyright".
+ *
+ * Author: Ceriel J.H. Jacobs
+ */
+
 /* S Y N T A X   E R R O R   R E P O R T I N G */
 
+/* $Header$ */
+
 /*	Defines the LLmessage routine. LLgen-generated parsers require the
 	existence of a routine of that name.
 	The routine must do syntax-error reporting and must be able to