Index: /OpenSceneGraph/trunk/src/osgPlugins/fbx/CMakeLists.txt
===================================================================
--- /OpenSceneGraph/trunk/src/osgPlugins/fbx/CMakeLists.txt (revision 11109)
+++ /OpenSceneGraph/trunk/src/osgPlugins/fbx/CMakeLists.txt (revision 11261)
@@ -29,4 +29,10 @@
 ENDIF(WIN32)
 
+IF(APPLE)
+    FIND_LIBRARY(SYS_CONFIG_LIBRARY SystemConfiguration )
+    MARK_AS_ADVANCED(SYS_CONFIG_LIBRARY)
+    SET(TARGET_EXTERNAL_LIBRARIES iconv ${SYS_CONFIG_LIBRARY})
+ENDIF(APPLE)
+
 SET(TARGET_LIBRARIES_VARS FBX_LIBRARY)
 SET(TARGET_ADDED_LIBRARIES osgAnimation)