bsd_signal is a legacy (removed) XSI function, not needed in _BSD_SOURCE

[musl] / include / signal.h

diff --git a/include/signal.h b/include/signal.h
index 38f369b..d4856a8 100644 (file)
--- a/include/signal.h
+++ b/include/signal.h
@@ -6,7 +6,8 @@ extern "C" {
 #endif
 
 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
- || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
+ || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
+ || defined(_BSD_SOURCE)
 
 #ifdef _GNU_SOURCE
 #define __siginfo siginfo
@@ -204,6 +205,10 @@ void (*sigset(int, void (*)(int)))(int);
 #define SIGSTKSZ 8192
 #endif
 
+#ifdef _BSD_SOURCE
+typedef void (*sig_t)(int);
+#endif
+
 #ifdef _GNU_SOURCE
 typedef void (*sighandler_t)(int);
 void (*bsd_signal(int, void (*)(int)))(int);