--- libmalloc/libmalloc-425.100.7/tests/magazine_testing.h
+++ libmalloc/libmalloc-474.0.13/tests/magazine_testing.h
@@ -31,6 +31,9 @@
 
 bool
 malloc_tracing_enabled = false;
+
+unsigned int
+ncpuclusters = 1;
 
 int
 recirc_retained_regions = DEFAULT_RECIRC_RETAINED_REGIONS;