-#if 0
-/* Currently unused */
-void
-block_vtalrm_signal(void)
-{
- sigset_t signals;
-
- sigemptyset(&signals);
- sigaddset(&signals, ITIMER_SIGNAL);
-
- (void) sigprocmask(SIG_BLOCK, &signals, NULL);
-}
-
-void
-unblock_vtalrm_signal(void)
-{
- sigset_t signals;
-
- sigemptyset(&signals);
- sigaddset(&signals, ITIMER_SIGNAL);
-
- (void) sigprocmask(SIG_UNBLOCK, &signals, NULL);
-}
-#endif
-