Added the parts of boost which we need to access shared_ptr and weak_ptr. This will allow for improved memory management of large volumes.

library/include/boost/config/platform/bsd.hpp

@@ -0,0 +1,86 @@
+//  (C) Copyright John Maddock 2001 - 2003. 
+//  (C) Copyright Darin Adler 2001. 
+//  (C) Copyright Douglas Gregor 2002. 
+//  Use, modification and distribution are subject to the 
+//  Boost Software License, Version 1.0. (See accompanying file 
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org for most recent version.
+
+//  generic BSD config options:
+
+#if !defined(__FreeBSD__) && !defined(__NetBSD__) && !defined(__OpenBSD__) && !defined(__DragonFly__)
+#error "This platform is not BSD"
+#endif
+
+#ifdef __FreeBSD__
+#define BOOST_PLATFORM "FreeBSD " BOOST_STRINGIZE(__FreeBSD__)
+#elif defined(__NetBSD__)
+#define BOOST_PLATFORM "NetBSD " BOOST_STRINGIZE(__NetBSD__)
+#elif defined(__OpenBSD__)
+#define BOOST_PLATFORM "OpenBSD " BOOST_STRINGIZE(__OpenBSD__)
+#elif defined(__DragonFly__)
+#define BOOST_PLATFORM "DragonFly " BOOST_STRINGIZE(__DragonFly__)
+#endif
+
+//
+// is this the correct version check?
+// FreeBSD has <nl_types.h> but does not
+// advertise the fact in <unistd.h>:
+//
+#if (defined(__FreeBSD__) && (__FreeBSD__ >= 3)) || defined(__DragonFly__)
+#  define BOOST_HAS_NL_TYPES_H
+#endif
+
+//
+// FreeBSD 3.x has pthreads support, but defines _POSIX_THREADS in <pthread.h>
+// and not in <unistd.h>
+//
+#if (defined(__FreeBSD__) && (__FreeBSD__ <= 3))\
+   || defined(__OpenBSD__) || defined(__DragonFly__) 
+#  define BOOST_HAS_PTHREADS
+#endif
+
+//
+// No wide character support in the BSD header files:
+//
+#if defined(__NetBSD__)
+#define __NetBSD_GCC__ (__GNUC__         * 1000000 \
+                       + __GNUC_MINOR__ *    1000 \
+                       + __GNUC_PATCHLEVEL__)
+// XXX - the following is required until c++config.h
+//       defines _GLIBCXX_HAVE_SWPRINTF and friends
+//       or the preprocessor conditionals are removed
+//       from the cwchar header.
+#define _GLIBCXX_HAVE_SWPRINTF 1
+#endif
+
+#if !((defined(__FreeBSD__) && (__FreeBSD__ >= 5)) \
+      || (__NetBSD_GCC__ >= 2095003) || defined(__DragonFly__))
+#  define BOOST_NO_CWCHAR
+#endif
+//
+// The BSD <ctype.h> has macros only, no functions:
+//
+#if !defined(__OpenBSD__) || defined(__DragonFly__)
+#  define BOOST_NO_CTYPE_FUNCTIONS
+#endif
+
+//
+// thread API's not auto detected:
+//
+#define BOOST_HAS_SCHED_YIELD
+#define BOOST_HAS_NANOSLEEP
+#define BOOST_HAS_GETTIMEOFDAY
+#define BOOST_HAS_PTHREAD_MUTEXATTR_SETTYPE
+#define BOOST_HAS_SIGACTION
+
+// boilerplate code:
+#define BOOST_HAS_UNISTD_H
+#include <boost/config/posix_features.hpp>
+
+
+
+
+
+