diff --git a/src/Unwind_AppleExtras.cpp b/src/Unwind_AppleExtras.cpp
index 1d9948a..e3d41ca 100644
--- a/src/Unwind_AppleExtras.cpp
+++ b/src/Unwind_AppleExtras.cpp
@@ -8,8 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "config.h"
-#include "AddressSpace.hpp"
-#include "DwarfParser.hpp"
 
 
 // static linker symbols to prevent wrong two level namespace for _Unwind symbols
diff --git a/src/config.h b/src/config.h
index 2014b8c..fd177dd 100644
--- a/src/config.h
+++ b/src/config.h
@@ -18,6 +18,8 @@
 #include <stdint.h>
 #include <stdlib.h>
 
+#include <__libunwind_config.h>
+
 // Platform specific configuration defines.
 #ifdef __APPLE__
   #if defined(FOR_DYLD)
@@ -33,7 +35,7 @@
     #define _LIBUNWIND_SUPPORT_DWARF_UNWIND 1
   #endif
 #else
-  #if defined(__ARM_DWARF_EH__) || !defined(__arm__)
+  #if !defined(_LIBUNWIND_ARM_EHABI)
     #define _LIBUNWIND_SUPPORT_DWARF_UNWIND 1
     #define _LIBUNWIND_SUPPORT_DWARF_INDEX 1
   #endif
@@ -81,6 +83,8 @@
 #error Unsupported target
 #endif
 
+// Apple/armv7k defaults to DWARF/Compact unwinding, but its libunwind also
+// needs to include the SJLJ APIs.
 #if (defined(__APPLE__) && defined(__arm__)) || defined(__USING_SJLJ_EXCEPTIONS__)
 #define _LIBUNWIND_BUILD_SJLJ_APIS
 #endif