3 files changed, 15 insertions, 6 deletions
diff --git a/3rdParty/Boost/src/boost/config/platform/linux.hpp b/3rdParty/Boost/src/boost/config/platform/linux.hpp
index 51ae133..a02aff7 100644
--- a/3rdParty/Boost/src/boost/config/platform/linux.hpp
+++ b/3rdParty/Boost/src/boost/config/platform/linux.hpp
@@ -11,7 +11,11 @@
 #define BOOST_PLATFORM "linux"
 
 // make sure we have __GLIBC_PREREQ if available at all
+#ifdef __cplusplus
 #include <cstdlib>
+#else
+#include <stdlib.h>
+#endif
 
 //
 // <stdint.h> added to glibc 2.1.1
@@ -68,6 +72,7 @@
 // boilerplate code:
 #define BOOST_HAS_UNISTD_H
 #include <boost/config/posix_features.hpp>
+#define BOOST_HAS_PTHREAD_YIELD
 
 #ifndef __GNUC__
 //
diff --git a/3rdParty/Boost/src/boost/config/platform/macos.hpp b/3rdParty/Boost/src/boost/config/platform/macos.hpp
index 2780ef9..6d876b1 100644
--- a/3rdParty/Boost/src/boost/config/platform/macos.hpp
+++ b/3rdParty/Boost/src/boost/config/platform/macos.hpp
@@ -64,16 +64,17 @@
 #  if ( defined(TARGET_API_MAC_CARBON) && TARGET_API_MAC_CARBON ) || ( defined(TARGET_CARBON) && TARGET_CARBON )
 
 #  if !defined(BOOST_HAS_PTHREADS)
-#    define BOOST_HAS_MPTASKS
+// MPTasks support is deprecated/removed from Boost:
+//#    define BOOST_HAS_MPTASKS
 #  elif ( __dest_os == __mac_os_x )
 // We are doing a Carbon/Mach-O/MSL build which has pthreads, but only the
 // gettimeofday and no posix.
 #  define BOOST_HAS_GETTIMEOFDAY
 #  endif
 
-// The MP task implementation of Boost Threads aims to replace MP-unsafe
-// parts of the MSL, so we turn on threads unconditionally.
-#    define BOOST_HAS_THREADS
+#ifdef BOOST_HAS_PTHREADS
+#  define BOOST_HAS_THREADS
+#endif
 
 // The remote call manager depends on this.
 #    define BOOST_BIND_ENABLE_PASCAL
diff --git a/3rdParty/Boost/src/boost/config/platform/symbian.hpp b/3rdParty/Boost/src/boost/config/platform/symbian.hpp
index ad37943..e02a778 100644
--- a/3rdParty/Boost/src/boost/config/platform/symbian.hpp
+++ b/3rdParty/Boost/src/boost/config/platform/symbian.hpp
@@ -18,8 +18,11 @@
 // Open C / C++ plugin was introdused in this SDK, earlier versions don't have CRT / STL
 #  define BOOST_S60_3rd_EDITION_FP2_OR_LATER_SDK
 // make sure we have __GLIBC_PREREQ if available at all
-#  include <cstdlib>
-// boilerplate code:
+#ifdef __cplusplus
+#include <cstdlib>
+#else
+#include <stdlib.h>
+#endif// boilerplate code:
 #  define BOOST_HAS_UNISTD_H
 #  include <boost/config/posix_features.hpp>
 // S60 SDK defines _POSIX_VERSION as POSIX.1