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

(from pkgsrc)

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

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