fix up compilation on rhel6 for dedup speedup in auth

diff --git a/pdns/dnspacket.cc b/pdns/dnspacket.cc
index c3e3b35bf586fb5277620c0942d05a490cbc770d..52ca281061300099c4b5f720b54040efa93e1002 100644 (file)
--- a/pdns/dnspacket.cc
+++ b/pdns/dnspacket.cc
@@ -30,6 +30,7 @@
 #include <string>
 #include <errno.h>
 #include <boost/tokenizer.hpp>
+#include <boost/functional/hash.hpp>
 #include <boost/algorithm/string.hpp>
 #include <algorithm>