- /* we need to have a handler installed for this signal so that
- * sigwaitinfo() for it actually returns at the appropriate time
- */
+ /* We need to have a handler installed for this signal so that
+ * sigwaitinfo() for it actually returns at the appropriate time.
+ * We don't need it to actually do anything. This mkes it
+ * possibly the only signal handler in SBCL that doesn't depend on
+ * not-guaranteed-by-POSIX features
+ */