diff -r bf3695fee719 -r 481802342fdf ucx/allocator.c
--- a/ucx/allocator.c	Mon Feb 04 14:11:57 2019 +0100
+++ b/ucx/allocator.c	Mon Feb 04 17:17:48 2019 +0100
@@ -30,7 +30,7 @@
 
 #include <stdlib.h>
 
-UcxAllocator default_allocator = {
+static UcxAllocator default_allocator = {
     NULL,
     ucx_default_malloc,
     ucx_default_calloc,