From 2d59e711a7b8c5730a59c406734ba1691a6f8448 Mon Sep 17 00:00:00 2001
From: Saleem Abdulrasool <compnerd@compnerd.org>
Date: Sun, 24 Apr 2016 21:01:04 +0000
Subject: [PATCH] unwind: remove unnecessary header

Availablity.h is not used within config.h.  The locations which use the
availability infrastructure already include the necessary header(s).  NFC.

llvm-svn: 267365
---
 libunwind/src/config.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/libunwind/src/config.h b/libunwind/src/config.h
index ef6f41c2c967..f31769cecf6f 100644
--- a/libunwind/src/config.h
+++ b/libunwind/src/config.h
@@ -30,8 +30,6 @@
 
 // Platform specific configuration defines.
 #ifdef __APPLE__
-  #include <Availability.h>
-
   #define _LIBUNWIND_BUILD_SJLJ_APIS      defined(__arm__)
 
   #if defined(FOR_DYLD)
@@ -44,7 +42,6 @@
     #define _LIBUNWIND_SUPPORT_DWARF_INDEX    0
   #endif
 #else
-
   #define _LIBUNWIND_BUILD_SJLJ_APIS      0
 
   #if defined(__ARM_DWARF_EH__) || !defined(__arm__)