X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=include%2Fbits%2Fsignal.h;h=8827efda082c6cb48bf02ec0e61a0cd75435ef49;hp=c0bb818b0e12cf33d01a86991d65ed1d623a91f1;hb=1322cb82a33a2a59e75937911d910dabc48e9af9;hpb=c316b284456e8b8d5f6e2ff18ece9c15b60033c7

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