From 27b772322237cfbbb8ebe6d9e0ca029312c5401e Mon Sep 17 00:00:00 2001
From: Will Glynn <will@willglynn.com>
Date: Tue, 13 Nov 2012 12:41:30 -0600
Subject: [PATCH] Don't specify --version-script on Apple platforms in
 CMakeLists.txt.

Mac OS X's linker (derived from LLVM, not GNU binutils) does not support
--version-script. Don't specify it on this platform.
---
 CMakeLists.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0a4d54a..0256437 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -166,7 +166,9 @@ endif()
 if(UNIX)
     # On unix-like platforms the library is almost always called libz
    set_target_properties(zlib zlibstatic PROPERTIES OUTPUT_NAME z)
-   set_target_properties(zlib PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib.map\"")
+   if(NOT APPLE)
+     set_target_properties(zlib PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib.map\"")
+   endif()
 elseif(BUILD_SHARED_LIBS AND WIN32)
     # Creates zlib1.dll when building shared library version
     set_target_properties(zlib PROPERTIES SUFFIX "1.dll")
-- 
2.7.4