From 5efa11828cf4ef6d833221b4e4bc77c9dfcb58d0 Mon Sep 17 00:00:00 2001
From: hitstergtd <hitstergtd@users.noreply.github.com>
Date: Tue, 10 May 2016 18:22:15 +0100
Subject: [PATCH] Problem: hint parameter throws unused warning

Solution:
Mark it with LIBZMQ_UNUSED macro as per convention.
---
 src/req.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/req.cpp b/src/req.cpp
index dd2448a1..233354ac 100644
--- a/src/req.cpp
+++ b/src/req.cpp
@@ -28,6 +28,7 @@
 */
 
 #include "precompiled.hpp"
+#include "macros.hpp"
 #include "req.hpp"
 #include "err.hpp"
 #include "msg.hpp"
@@ -39,6 +40,7 @@ extern "C"
 {
     static void free_id (void *data, void *hint)
     {
+        LIBZMQ_UNUSED (hint);
         free (data);
     }
 }