Index: source/Plugins/Process/Utility/RegisterContextDarwin_i386.cpp
===================================================================
--- source/Plugins/Process/Utility/RegisterContextDarwin_i386.cpp	(revision 142727)
+++ source/Plugins/Process/Utility/RegisterContextDarwin_i386.cpp	(working copy)
@@ -9,6 +9,8 @@
 
 
 // C Includes
+#include <stddef.h>
+
 // C++ Includes
 // Other libraries and framework includes
 #include "lldb/Core/DataBufferHeap.h"
@@ -18,6 +20,7 @@
 #include "lldb/Core/Scalar.h"
 #include "lldb/Host/Endian.h"
 
+
 // Project includes
 #include "RegisterContextDarwin_i386.h"
 
Index: source/Plugins/Process/Utility/RegisterContextDarwin_x86_64.cpp
===================================================================
--- source/Plugins/Process/Utility/RegisterContextDarwin_x86_64.cpp	(revision 142727)
+++ source/Plugins/Process/Utility/RegisterContextDarwin_x86_64.cpp	(working copy)
@@ -10,6 +10,7 @@
 
 // C Includes
 #include <stdarg.h>
+#include <stddef.h>
 
 // C++ Includes
 // Other libraries and framework includes
Index: source/Core/Stream.cpp
===================================================================
--- source/Core/Stream.cpp	(revision 142727)
+++ source/Core/Stream.cpp	(working copy)
@@ -282,7 +282,7 @@
 Stream&
 Stream::operator<< (void *p)
 {
-    Printf ("0x%.*tx", (int)sizeof(void*) * 2, (ptrdiff_t)p);
+    Printf ("0x%.*tx", (int)sizeof(void*) * 2, (std::ptrdiff_t)p);
     return *this;
 }