From 1322cb82a33a2a59e75937911d910dabc48e9af9 Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Mon, 14 Feb 2011 20:33:54 -0500
Subject: header cleanup, conformance fixes - signals

---
 include/bits/signal.h | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

(limited to 'include/bits')

diff --git a/include/bits/signal.h b/include/bits/signal.h
index c0bb818b..8827efda 100644
--- a/include/bits/signal.h
+++ b/include/bits/signal.h
@@ -1,3 +1,6 @@
+#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
+
 struct __siginfo
 {
 	int si_signo;
@@ -57,12 +60,17 @@ struct __siginfo
 #define SIG_UNBLOCK   1
 #define SIG_SETMASK   2
 
-#define SIG_ERR  ((void (*)(int))-1)
-#define SIG_DFL  ((void (*)(int)) 0)
-#define SIG_IGN  ((void (*)(int)) 1)
 #define SIG_HOLD ((void (*)(int)) 2)
 
+#endif
+
+#ifdef _GNU_SOURCE
 #define NSIG      64
+#endif
+
+#define SIG_ERR  ((void (*)(int))-1)
+#define SIG_DFL  ((void (*)(int)) 0)
+#define SIG_IGN  ((void (*)(int)) 1)
 
 #define SIGHUP    1
 #define SIGINT    2
-- 
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