fix incorrect GNU sighandler_t typedef

0f5b4355 · Rich Felker · 6597f9ac · 0f5b4355
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include/signal.h include/signal.h +1 -1

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--- a/include/signal.h
+++ b/include/signal.h
@@ -100,7 +100,7 @@ void (*sigset(int, void (*)(int)))(int);
 #endif

 #ifdef _GNU_SOURCE
-typedef int (*sighandler_t)(int);
+typedef void (*sighandler_t)(int);
 void (*bsd_signal(int, void (*)(int)))(int);
 #endif