$NetBSD $

--- src/netstatus-iface.c.orig	2007-02-13 10:39:19.000000000 +0100
+++ src/netstatus-iface.c
@@ -1121,12 +1121,6 @@ netstatus_iface_get_device_details (Nets
   return TRUE;
 }
 
-#if !defined(HAVE_SOCKADDR_SA_LEN)
-#define NETSTATUS_SA_LEN(saddr) (sizeof (struct sockaddr))
-#else
-#define NETSTATUS_SA_LEN(saddr) (MAX ((saddr)->sa_len, sizeof (struct sockaddr)))
-#endif /* HAVE_SOCKADDR_SA_LEN */
-
 /* Taken From R. Stevens Unix Network Programming Vol. 1.
  *
  * SIOCGIFCONF does not return an error on all systems if
@@ -1220,7 +1214,12 @@ netstatus_list_interface_names (GError *
       struct ifreq *if_req = (struct ifreq *) p;
       gboolean      loopback = FALSE;
 
-      p += sizeof (if_req->ifr_name) + NETSTATUS_SA_LEN (&if_req->ifr_addr);
+#ifdef HAVE_SOCKADDR_SA_LEN
+      if (if_req->ifr_addr.sa_len > sizeof(if_req->ifr_ifru))
+        p += offsetof(struct ifreq, ifr_ifru) + if_req->ifr_addr.sa_len;
+      else
+#endif /* HAVE_SOCKADDR_SA_LEN */
+        p += sizeof (*if_req);
 
       if (ioctl (fd, SIOCGIFFLAGS, if_req) < 0)
 	{