val, private) \
-ENOSYS
+/* Like lll_futex_wait, but acting as a cancellable entrypoint. */
+#define lll_futex_wait_cancel(futexp, val, private) \
+ -ENOSYS
+
+/* Like lll_futex_timed_wait, but acting as a cancellable entrypoint. */
+#define lll_futex_timed_wait_cancel(futexp, val, timeout, private) \
+ -ENOSYS
#endif /* lowlevellock-futex.h */