diff -Naur boost/config/platform/haiku.hpp.orig boost/config/platform/haiku.hpp
--- boost/config/platform/haiku.hpp.orig    2012-05-31 09:51:52.356515840 +0600
+++ boost/config/platform/haiku.hpp 2012-05-31 10:21:39.766246912 +0600
@@ -11,15 +11,18 @@

 #define BOOST_HAS_UNISTD_H

+#define BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS

-#ifndef BOOST_DISABLE_THREADS
-#   define BOOST_HAS_THREADS
-#endif
+#define BOOST_HAS_PTHREADS

 //
 // 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:
 #include <boost/config/posix_features.hpp>
diff -Naur boost/config/select_platform_config.hpp boost1/config/select_platform_config.hpp
--- boost/config/select_platform_config.hpp 2011-02-14 10:10:56.020447232 +0500
+++ boost1/config/select_platform_config.hpp    2011-07-15 14:44:54.698875904 +0600
@@ -41,6 +41,10 @@
 // win32:
 #  define BOOST_PLATFORM_CONFIG "boost/config/platform/win32.hpp"

+#elif defined(__HAIKU__)
+// Haiku
+#  define BOOST_PLATFORM_CONFIG "boost/config/platform/haiku.hpp"
+
 #elif defined(__BEOS__)
 // BeOS
 #  define BOOST_PLATFORM_CONFIG "boost/config/platform/beos.hpp"
diff -Naur boost/config/stdlib/libstdcpp3.hpp.orig boost/config/stdlib/libstdcpp3.hpp
--- boost/config/stdlib/libstdcpp3.hpp.orig 2012-05-31 10:18:34.213123072 +0600
+++ boost/config/stdlib/libstdcpp3.hpp  2012-05-31 10:19:13.041680896 +0600
@@ -32,7 +32,7 @@
 #endif

 #ifdef __GLIBCXX__ // gcc 3.4 and greater:
-#  if defined(_GLIBCXX_HAVE_GTHR_DEFAULT) \
+#  if defined(_GLIBCXX_HAVE_GTHR_DEFAULT) || defined(__HAIKU__) \
         || defined(_GLIBCXX__PTHREADS) \
         || defined(_GLIBCXX_HAS_GTHREADS) \
         || defined(_WIN32)