From 507c591e5bb9b850c9d996d8148cb669f1b5d62b Mon Sep 17 00:00:00 2001
From: Ned Deily <nad@acm.org>
Date: Fri, 18 Oct 2013 21:32:00 -0700
Subject: Ensure setup.py looks for zlib.h in an OS X SDK.

---
 setup.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/setup.py b/setup.py
index 461d379..fe2dd6e 100644
--- a/setup.py
+++ b/setup.py
@@ -1313,6 +1313,8 @@ class PyBuildExt(build_ext):
             zlib_h = zlib_inc[0] + '/zlib.h'
             version = '"0.0.0"'
             version_req = '"1.1.3"'
+            if host_platform == 'darwin' and is_macosx_sdk_path(zlib_h):
+                zlib_h = os.path.join(macosx_sdk_root(), zlib_h[1:])
             with open(zlib_h) as fp:
                 while 1:
                     line = fp.readline()
-- 
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