-/* Initializes the signals subsystem (if it is not already initialized). Calls
- * exit() if initialization fails.
- *
- * Calling this function is optional; it will be called automatically by
- * signal_start() if necessary. Calling it explicitly allows the client to
- * prevent the process from exiting at an unexpected time. */
-void
-signal_init(void)
-{
- static bool inited;
- if (!inited) {
- inited = true;
- xpipe_nonblocking(fds);
- }
-}
-