diff -r 0dbdd7e8c1fc -r 88092b88ec00 ucx/Makefile
--- a/ucx/Makefile	Fri Dec 12 15:48:54 2014 +0100
+++ b/ucx/Makefile	Mon Dec 15 09:57:35 2014 +0100
@@ -39,6 +39,7 @@
 SRC += allocator.c
 SRC += logging.c
 SRC += buffer.c
+SRC += stack.c
 
 OBJ = $(SRC:%.c=../build/ucx/%$(OBJ_EXT))