[src/trunk]: src/usr.sbin/isdn/isdntrace Kill redundant externs

[joerg <joerg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a96403da300c
branches:  trunk
changeset: 765341:a96403da300c
user:      joerg <joerg%NetBSD.org@localhost>
date:      Tue May 24 13:02:37 2011 +0000

description:
Kill redundant externs

diffstat:

 usr.sbin/isdn/isdntrace/trace.c |  5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diffs (22 lines):

diff -r e836e7b0837d -r a96403da300c usr.sbin/isdn/isdntrace/trace.c
--- a/usr.sbin/isdn/isdntrace/trace.c   Tue May 24 13:01:53 2011 +0000
+++ b/usr.sbin/isdn/isdntrace/trace.c   Tue May 24 13:02:37 2011 +0000
@@ -35,7 +35,7 @@
  *     trace.c - print traces of D (B) channel activity for isdn4bsd
  *     -------------------------------------------------------------
  *
- *     $Id: trace.c,v 1.10 2009/04/16 05:56:33 lukem Exp $ 
+ *     $Id: trace.c,v 1.11 2011/05/24 13:02:37 joerg Exp $ 
  *
  * $FreeBSD$
  *
@@ -121,9 +121,6 @@
 int
 main(int argc, char *argv[])
 {
-       extern int optind;
-       extern int opterr;
-       extern char *optarg;
        char devicename[80];
        char headerbuf[256];