$NetBSD: patch-af,v 1.2 2007/12/28 05:13:24 obache Exp $

--- src/bgp/integrat/readbgp.c.orig	2005-12-08 17:50:47.000000000 +0000
+++ src/bgp/integrat/readbgp.c
@@ -119,7 +119,9 @@
 #ifdef __unix__
 #define min(a,b)    (((a) < (b)) ? (a) : (b))
 #define _sys_errlist sys_errlist
+#if !defined(__NetBSD__) && !defined(__DragonFly__) && !defined(__FreeBSD__)
 int sys_nerr;
+#endif
 #if !defined(ALPHA) && !defined(IRIX) && !defined(NETBSD)
 extern const char *const sys_errlist[];
 #endif