From d17f7d7fe6d2a577c7a653bdad8cacf1c0363b85 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Thu, 16 Sep 2021 19:32:22 +0300
Subject: [PATCH] Fix unused variable warning

---
 test/system_category_test.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/system_category_test.cpp b/test/system_category_test.cpp
index 5a77454..29842b1 100644
--- a/test/system_category_test.cpp
+++ b/test/system_category_test.cpp
@@ -59,6 +59,7 @@ std::string sys_strerror( int ev )
     };
 
     local_free lf_ = { lpMsgBuf };
+    (void)lf_;
 
     if( retval == 0 )
     {