From e911a83596f03ba96d331c6176a8ceda018624b8 Mon Sep 17 00:00:00 2001
From: Magnus Lundborg <lundborg.magnus@gmail.com>
Date: Fri, 22 Aug 2014 08:56:44 +0200
Subject: Fix ZLIB usage.

Using zlib for TNG requires also that the the #include file can be
found, and this can be in a non-standard path.

(Committed by Mark Abraham in the GROMACS repository.)

Change-Id: I607105b9702b8f75f416fec584888b05897f32fa

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7fc6ad6..5940696 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,16 +31,17 @@ tng_get_source_list(TNG_SOURCES TNG_COMPILE_DEFS)
 
 tng_set_source_properties(WITH_ZLIB ${ZLIB_FOUND})
 
+add_library(tng_io ${TNG_SOURCES})
+
 if (ZLIB_FOUND)
   list(APPEND EXTRA_LIBRARIES ${ZLIB_LIBRARIES})
+  include_directories(${ZLIB_INCLUDE_DIRS})
 endif()
 
 if (UNIX)
   list(APPEND EXTRA_LIBRARIES m)
 endif()
 
-add_library(tng_io ${TNG_SOURCES})
-
 target_link_libraries(tng_io ${EXTRA_LIBRARIES})
 
 set_target_properties(tng_io PROPERTIES VERSION ${TNG_IO_VERSION} SOVERSION ${TNG_MAJOR_VERSION})
-- 
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