[src/trunk]: src/bin/sh Remove unused variables.

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

details:   https://anonhg.NetBSD.org/src/rev/2b5cb5911f2b
branches:  trunk
changeset: 348533:2b5cb5911f2b
user:      abhinav <abhinav%NetBSD.org@localhost>
date:      Sun Oct 23 08:24:27 2016 +0000

description:
Remove unused variables.
Fixes the sh(1) build when DEBUG is enabled.

diffstat:

 bin/sh/show.c |  6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diffs (27 lines):

diff -r 404e7a467854 -r 2b5cb5911f2b bin/sh/show.c
--- a/bin/sh/show.c     Sun Oct 23 07:40:08 2016 +0000
+++ b/bin/sh/show.c     Sun Oct 23 08:24:27 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: show.c,v 1.33 2016/05/11 17:28:30 kre Exp $    */
+/*     $NetBSD: show.c,v 1.34 2016/10/23 08:24:27 abhinav Exp $        */
 
 /*-
  * Copyright (c) 1991, 1993
@@ -37,7 +37,7 @@
 #if 0
 static char sccsid[] = "@(#)show.c     8.3 (Berkeley) 5/4/95";
 #else
-__RCSID("$NetBSD: show.c,v 1.33 2016/05/11 17:28:30 kre Exp $");
+__RCSID("$NetBSD: show.c,v 1.34 2016/10/23 08:24:27 abhinav Exp $");
 #endif
 #endif /* not lint */
 
@@ -170,8 +170,6 @@
 {
        union node *np;
        int first;
-       const char *s;
-       int dftfd;
        int len = 0;
 
        first = 1;