diff --git a/ospfd/ospf_asbr.h b/ospfd/ospf_asbr.h
index 724acf4..d151cb1 100644
--- a/ospfd/ospf_asbr.h
+++ b/ospfd/ospf_asbr.h
@@ -39,7 +39,7 @@
   struct prefix_ipv4 p;
 
   /* Interface index. */
-  unsigned int ifindex;
+  ifindex_t ifindex;
 
   /* Nexthop address. */
   struct in_addr nexthop;
@@ -61,7 +61,7 @@
 				struct route_map_set_values *);
 extern struct external_info *ospf_external_info_add (u_char, 
                                               struct prefix_ipv4,
-					      unsigned int, 
+					      ifindex_t, 
 					      struct in_addr);
 extern void ospf_external_info_delete (u_char, struct prefix_ipv4);
 extern struct external_info *ospf_external_info_lookup (u_char,