Index: uspace/lib/c/include/atomicdflt.h
===================================================================
--- uspace/lib/c/include/atomicdflt.h	(revision 83781a225bd9767a0c51ab535c1b34be879c8c8d)
+++ uspace/lib/c/include/atomicdflt.h	(revision 6ad185dcbc744d0932bb7ac850b8e826a4164329)
@@ -60,5 +60,6 @@
 static inline bool cas(atomic_t *val, atomic_count_t ov, atomic_count_t nv)
 {
-	return __sync_bool_compare_and_swap(&val->count, ov, nv);
+// XXX	return __sync_bool_compare_and_swap(&val->count, ov, nv);
+	return false;
 }
 #endif