From e5a352926a7bcb2c3e6407da329b081033bd7ebb Mon Sep 17 00:00:00 2001
From: Brad House <brad@monetra.com>
Date: Thu, 21 Dec 2017 17:38:08 -0500
Subject: [PATCH] CARES_CHECK_TYPE should reference variable so a warning is
 not produced for -Werror compatibility

---
 CMakeLists.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7ccb1ff2..23752b13 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -268,6 +268,7 @@ MACRO (CARES_TYPE_EXISTS type var)
 	SET(_CARES_C_SOURCE "${_CARES_C_SOURCE}
 		int main() {
 			${type} var_exists;
+			(void)var_exists;
 			return 0;
 		}
 	")