$DragonFly: src/sbin/dhclient/client/Attic/scripts,freebsd.no_obj.patch,v 1.1 2005/01/04 19:58:54 joerg Exp $
--- freebsd.orig	2003-09-12 21:31:03.000000000 +0200
+++ freebsd	2004-06-24 17:25:30.000000000 +0200
@@ -50,12 +50,7 @@
   fi
 fi
 
-if [ x$new_network_number != x ]; then
-   $LOGGER New Network Number: $new_network_number
-fi
-
 if [ x$new_broadcast_address != x ]; then
- $LOGGER New Broadcast Address: $new_broadcast_address
   new_broadcast_arg="broadcast $new_broadcast_address"
 fi
 if [ x$old_broadcast_address != x ]; then
@@ -71,6 +66,15 @@
   alias_subnet_arg="netmask $alias_subnet_mask"
 fi
 
+# Get the interface to which our default route is bound to.
+if [ -x /usr/bin/netstat ]; then
+  if_defaultroute=`/usr/bin/netstat -rn \
+    | /usr/bin/grep "^default" \
+    | /usr/bin/awk '{print $6}'`
+else
+  if_defaultroute="x"
+fi
+
 if [ x$reason = xMEDIUM ]; then
   eval "ifconfig $interface $medium"
   eval "ifconfig $interface inet -alias 0.0.0.0 $medium" >/dev/null 2>&1
@@ -113,7 +117,9 @@
     eval "ifconfig $interface inet -alias $old_ip_address $medium"
     route delete $old_ip_address 127.1 >/dev/null 2>&1
     for router in $old_routers; do
-      route delete default $router >/dev/null 2>&1
+      if [ $if_defaultroute = x ] || [ $if_defaultroute = $interface ]; then
+	route delete default $router >/dev/null 2>&1
+      fi
     done
     if [ -n "$old_static_routes" ]; then
       set -- $old_static_routes
@@ -166,7 +172,9 @@
     eval "ifconfig $interface inet -alias $old_ip_address $medium"
     route delete $old_ip_address 127.1 >/dev/null 2>&1
     for router in $old_routers; do
-      route delete default $router >/dev/null 2>&1
+      if [ $if_defaultroute = x ] || [ $if_defaultroute = $interface ]; then
+	route delete default $router >/dev/null 2>&1
+      fi
     done
     if [ -n "$old_static_routes" ]; then
       set -- $old_static_routes