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-rw-r--r--include/signal.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/signal.h b/include/signal.h
index 288febd01..3eaee4931 100644
--- a/include/signal.h
+++ b/include/signal.h
@@ -73,7 +73,7 @@ typedef __uid_t uid_t;
/* Type of a signal handler. */
typedef void (*__sighandler_t) (int);
-
+#if defined __UCLIBC_HAS_OBSOLETE_SYSV_SIGNAL__
/* The X/Open definition of `signal' specifies the SVID semantic. Use
the additional function `sysv_signal' when X/Open compatibility is
requested. */
@@ -83,6 +83,7 @@ extern __sighandler_t __sysv_signal (int __sig, __sighandler_t __handler)
extern __sighandler_t sysv_signal (int __sig, __sighandler_t __handler)
__THROW;
#endif
+#endif /* __UCLIBC_HAS_OBSOLETE_SYSV_SIGNAL__ */
/* Set the handler for the signal SIG to HANDLER, returning the old
handler, or SIG_ERR on error.
@@ -268,7 +269,7 @@ extern int sigpending (sigset_t *__set) __THROW __nonnull ((1));
extern int sigwait (__const sigset_t *__restrict __set, int *__restrict __sig)
__nonnull ((1, 2));
-# ifdef __USE_POSIX199309
+# if defined __USE_POSIX199309 && defined __UCLIBC_HAS_REALTIME__
/* Select any of pending signals from SET and place information in INFO.
This function is a cancellation point and therefore not marked with
@@ -363,7 +364,7 @@ extern int sigaltstack (__const struct sigaltstack *__restrict __ss,
#endif /* use BSD or X/Open Unix. */
-#ifdef __USE_XOPEN_EXTENDED
+#if defined __USE_XOPEN_EXTENDED && defined __UCLIBC_HAS_OBSOLETE_BSD_SIGNAL__
/* Simplified interface for signal management. */
/* Add SIG to the calling process' signal mask. */