--- gregor.c.orig	2005-05-15 00:00:49.000000000 -0400
+++ gregor.c	2005-05-15 00:00:58.000000000 -0400
@@ -65,7 +65,7 @@
 {
     int dn;
     int i;
-    const int isleap; /* save three calls to leap() */
+    int isleap; /* save three calls to leap() */
 
     /* Some validity checks */