From cdbbe00a8bf17950614675706e33142673956e9f Mon Sep 17 00:00:00 2001
From: Zach Mullen <zach.mullen@kitware.com>
Date: Wed, 4 Nov 2009 11:36:23 -0500
Subject: [PATCH] Fix unused param warning resulting from libarchive API
 change.

---
 Source/cmSystemTools.cxx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index b487c5c5d..9bd2c00ed 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -2055,6 +2055,7 @@ bool cmSystemTools::ListTar(const char* outFileName,
                             bool verbose)
 {
 #if defined(CMAKE_BUILD_WITH_CMAKE)
+  (void)files;
   return extract_tar(outFileName, verbose, false);
 #else
   (void)outFileName;