ospf6d.h: remove declaration of errno (should be via header)

(from pkgsrc)
diff --git a/ospf6d/ChangeLog b/ospf6d/ChangeLog
index 6a0bb5e..ed9c2a1 100644
--- a/ospf6d/ChangeLog
+++ b/ospf6d/ChangeLog
@@ -1,3 +1,7 @@
+2007-02-02  Greg Troxel  <Greg Troxel <gdt@ir.bbn.com>>
+
+	* ospf6d.h: remove declaration of errno (should be via header)
+
 2006-03-01  Yasuhiro Ohara  <yasu@sfc.wide.ad.jp>
 
 	* ospf6_asbr.c: fix bug of needless forwarding address
diff --git a/ospf6d/ospf6d.h b/ospf6d/ospf6d.h
index 2790fc2..2d1f725 100644
--- a/ospf6d/ospf6d.h
+++ b/ospf6d/ospf6d.h
@@ -25,7 +25,6 @@
 #define OSPF6_DAEMON_VERSION    "0.9.7r"
 
 /* global variables */
-extern int errno;
 extern struct thread_master *master;
 
 #ifdef INRIA_IPV6