--- dhsupdate.old       Tue Apr 10 08:29:43 2001
+++ dhsupdate   Tue Apr 10 08:29:59 2001
@@ -30,7 +30,7 @@
         x) status="Update+Mail+Exchanger";;
         g) debug="yes";;
         c) . "$OPTARG";;
-        i) IP="$OPTARG";;
+        i) ip="$OPTARG";;
        \?) die_usage;;
     esac
 done