BIND 10 trac2185, updated. 569e7f0737f69d0c2768bdc02f0b0961e992a24c [2185] Add include for NULL definition

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- Log -----------------------------------------------------------------
commit 569e7f0737f69d0c2768bdc02f0b0961e992a24c
Author: Mukund Sivaraman <muks at isc.org>
Date:   Fri Feb 14 13:09:47 2014 +0530

    [2185] Add include for NULL definition

-----------------------------------------------------------------------

Summary of changes:
 src/lib/dns/rdata_pimpl_holder.h |    2 ++
 1 file changed, 2 insertions(+)

-----------------------------------------------------------------------
diff --git a/src/lib/dns/rdata_pimpl_holder.h b/src/lib/dns/rdata_pimpl_holder.h
index 4564405..2705dd8 100644
--- a/src/lib/dns/rdata_pimpl_holder.h
+++ b/src/lib/dns/rdata_pimpl_holder.h
@@ -17,6 +17,8 @@
 
 #include <boost/noncopyable.hpp>
 
+#include <cstddef> // for NULL
+
 namespace isc {
 namespace dns {
 namespace rdata {