Include boost as a system directory to avoid compilation warnings

CMakeLists.txt

@@ -146,6 +146,15 @@ set(SOURCES
   src/util/huge_alloc.cc
   src/util/tls_registry.cc)
 
+# Boost
+find_package(Boost) 
+if(Boost_FOUND)
+  message(STATUS "Boost include directory = ${Boost_INCLUDE_DIRS}")
+  include_directories(system ${Boost_INCLUDE_DIRS})
+else()
+  message(FATAL_ERROR "Boost not found.")
+endif()
+
 # Transport-specific. Mellanox OFED drivers are the best choice for raw and
 # infiniband, but they do not play well with DPDK. So we compile only one
 # transport. Other transports are exluded using preprocessor macros.