Silence CMake link interface warning
We don't modify the link interface directly so these warnings are
just useless noise. We could in theory use the new naming instead,
but at least CMake 2.8.12 is buggy and screws up the link when that
policy is active.
diff --git a/CMakeLists.txt b/CMakeLists.txt
index e9b20a8..ef0923e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,6 +3,7 @@
#
cmake_minimum_required(VERSION 2.8)
+cmake_policy(SET CMP0022 OLD)
# Internal cmake modules
set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)