--- ray/src/common/caldefn.c	2012/07/29 22:10:45	2.25
+++ ray/src/common/caldefn.c	2019/12/28 18:05:13	2.27
@@ -1,5 +1,5 @@
 #ifndef lint
-static const char	RCSid[] = "$Id: caldefn.c,v 2.25 2012/07/29 22:10:45 greg Exp $";
+static const char	RCSid[] = "$Id: caldefn.c,v 2.27 2019/12/28 18:05:13 greg Exp $";
 #endif
 /*
  *  Store variable definitions.
@@ -27,8 +27,6 @@ static const char	RCSid[] = "$Id: caldefn.c,v 2.25 201
 
 #include "copyright.h"
 
-#include  <stdio.h>
-#include  <string.h>
 #include  <ctype.h>
 
 #include  "rterror.h"
@@ -141,6 +139,13 @@ varset(		/* set a variable's value */
 	    ep1->type = assign;
 	    return;
 	}
+    }
+    if (ep1 != NULL && esupport&E_REDEFW) {
+	wputs(qname);
+	if (ep1->type == ':')
+	    wputs(": reset constant expression\n");
+	else
+	    wputs(": reset expression\n");
     }
 					/* hand build definition */
     ep1 = newnode();