make to work on sun, added copyright, etc

lang/m2/comp/desig.h

@@ -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
+ */
+
 /* D E S I G N A T O R   D E S C R I P T I O N S */
 
+/* $Header$ */
+
 /* Generating code for designators is not particularly easy, especially if
    you don't know wether you want the address or the value.
    The next structure is used to generate code for designators.