Index: lldb/trunk/lit/Modules/lc_version_min.yaml
===================================================================
--- lldb/trunk/lit/Modules/lc_version_min.yaml
+++ lldb/trunk/lit/Modules/lc_version_min.yaml
@@ -1,6 +1,6 @@
 # RUN: yaml2obj %s > %t.out
 # RUN: lldb-test symbols %t.out | FileCheck %s
-# REQUIRES: darwin
+
 # Test that the deployment target is parsed from the load commands.
 # CHECK: x86_64-apple-macosx10.9.0
 --- !mach-o
Index: lldb/trunk/source/Initialization/CMakeLists.txt
===================================================================
--- lldb/trunk/source/Initialization/CMakeLists.txt
+++ lldb/trunk/source/Initialization/CMakeLists.txt
@@ -1,7 +1,3 @@
-if ( CMAKE_SYSTEM_NAME MATCHES "Darwin" )
-  list(APPEND EXTRA_PLUGINS lldbPluginObjectFileMachO)
-endif()
-
 if ( CMAKE_SYSTEM_NAME MATCHES "Linux|Android|FreeBSD|NetBSD" )
   list(APPEND EXTRA_PLUGINS lldbPluginProcessPOSIX)
 endif()
@@ -24,6 +20,7 @@
     lldbPluginObjectContainerBSDArchive
     lldbPluginObjectContainerMachOArchive
     lldbPluginObjectFileELF
+    lldbPluginObjectFileMachO
     lldbPluginObjectFilePECOFF
     lldbPluginProcessGDBRemote
     ${EXTRA_PLUGINS}
Index: lldb/trunk/source/Initialization/SystemInitializerCommon.cpp
===================================================================
--- lldb/trunk/source/Initialization/SystemInitializerCommon.cpp
+++ lldb/trunk/source/Initialization/SystemInitializerCommon.cpp
@@ -21,10 +21,7 @@
 #include "lldb/Host/HostInfo.h"
 #include "lldb/Utility/Log.h"
 #include "lldb/Utility/Timer.h"
-
-#if defined(__APPLE__)
 #include "Plugins/ObjectFile/Mach-O/ObjectFileMachO.h"
-#endif
 
 #if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__)
 #include "Plugins/Process/POSIX/ProcessPOSIXLog.h"
@@ -82,6 +79,7 @@
   // Initialize plug-ins
   ObjectContainerBSDArchive::Initialize();
   ObjectFileELF::Initialize();
+  ObjectFileMachO::Initialize();
   ObjectFilePECOFF::Initialize();
 
   EmulateInstructionARM::Initialize();
@@ -93,9 +91,6 @@
   //----------------------------------------------------------------------
   ObjectContainerUniversalMachO::Initialize();
 
-#if defined(__APPLE__)
-  ObjectFileMachO::Initialize();
-#endif
 #if defined(__linux__) || defined(__FreeBSD__) || defined(__NetBSD__)
   ProcessPOSIXLog::Initialize();
 #endif
@@ -109,6 +104,7 @@
   Timer scoped_timer(func_cat, LLVM_PRETTY_FUNCTION);
   ObjectContainerBSDArchive::Terminate();
   ObjectFileELF::Terminate();
+  ObjectFileMachO::Terminate();
   ObjectFilePECOFF::Terminate();
 
   EmulateInstructionARM::Terminate();
@@ -116,9 +112,6 @@
   EmulateInstructionMIPS64::Terminate();
 
   ObjectContainerUniversalMachO::Terminate();
-#if defined(__APPLE__)
-  ObjectFileMachO::Terminate();
-#endif
 
 #if defined(_MSC_VER)
   ProcessWindowsLog::Terminate();
Index: lldb/trunk/source/Plugins/Process/Utility/RegisterContextDarwinConstants.h
===================================================================
--- lldb/trunk/source/Plugins/Process/Utility/RegisterContextDarwinConstants.h
+++ lldb/trunk/source/Plugins/Process/Utility/RegisterContextDarwinConstants.h
@@ -0,0 +1,26 @@
+//===-- RegisterContextDarwinConstants.h ------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLDB_REGISTERCONTEXTDARWINCONSTANTS_H
+#define LLDB_REGISTERCONTEXTDARWINCONSTANTS_H
+
+namespace lldb_private {
+
+/// Constants returned by various RegisterContextDarwin_*** functions.
+#ifndef KERN_SUCCESS
+#define KERN_SUCCESS 0
+#endif
+
+#ifndef KERN_INVALID_ARGUMENT
+#define KERN_INVALID_ARGUMENT 4
+#endif
+
+} // namespace lldb_private
+
+#endif // LLDB_REGISTERCONTEXTDARWINCONSTANTS_H
Index: lldb/trunk/source/Plugins/Process/Utility/RegisterContextDarwin_arm.cpp
===================================================================
--- lldb/trunk/source/Plugins/Process/Utility/RegisterContextDarwin_arm.cpp
+++ lldb/trunk/source/Plugins/Process/Utility/RegisterContextDarwin_arm.cpp
@@ -7,13 +7,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#if defined(__APPLE__)
-
 #include "RegisterContextDarwin_arm.h"
-
-// C Includes
-#include <mach/mach_types.h>
-#include <mach/thread_act.h>
+#include "RegisterContextDarwinConstants.h"
 
 // C++ Includes
 // Other libraries and framework includes
@@ -1766,5 +1761,3 @@
   }
   return false;
 }
-
-#endif
Index: lldb/trunk/source/Plugins/Process/Utility/RegisterContextDarwin_arm64.cpp
===================================================================
--- lldb/trunk/source/Plugins/Process/Utility/RegisterContextDarwin_arm64.cpp
+++ lldb/trunk/source/Plugins/Process/Utility/RegisterContextDarwin_arm64.cpp
@@ -8,14 +8,8 @@
 //
 //===----------------------------------------------------------------------===//
 
-#if defined(__APPLE__)
-
 #include "RegisterContextDarwin_arm64.h"
-
-// C Includes
-#include <mach/mach_types.h>
-#include <mach/thread_act.h>
-#include <sys/sysctl.h>
+#include "RegisterContextDarwinConstants.h"
 
 // C++ Includes
 // Other libraries and framework includes
@@ -1043,5 +1037,3 @@
   }
   return false;
 }
-
-#endif