-#endif /* sun */
-
-#endif /* __svr4__ */
-
-#ifdef linux
-/*
- * Linux has SA_RESTART, but no SA_INTERRUPT. Note that the documentation
- * seems to be wrong on several counts. First, SA_ONESHOT is not the default,
- * and second, SA_RESTART does what you'd expect (the same as svr4) and has
- * nothing to do with SA_ONESHOT.
- */
-#ifndef SA_INTERRUPT
-#define SA_INTERRUPT 0
-#endif /* SA_INTERRUPT */
-#endif /* linux */