--- lib/Alembic/AbcCoreOgawa/CMakeLists.txt.orig	2015-01-15 18:28:49 UTC
+++ lib/Alembic/AbcCoreOgawa/CMakeLists.txt
@@ -100,3 +100,6 @@ IF( NOT ALEMBIC_NO_TESTS )
 	ADD_SUBDIRECTORY( Tests )
 ENDIF()
 
+IF( CMAKE_COMPILER_IS_GNUCXX )
+	TARGET_LINK_LIBRARIES( AlembicAbcCoreOgawa atomic )
+ENDIF()
