#ifndef POSIX_SIGNALS_H
#define POSIX_SIGNALS_H
-extern rtsBool anyUserHandlers(void);
+#ifdef HAVE_SIGNAL_H
+# include <signal.h>
+#endif
+
+BEGIN_RTS_PRIVATE
+
+rtsBool anyUserHandlers(void);
#if !defined(THREADED_RTS)
-extern StgPtr pending_handler_buf[];
-extern StgPtr *next_pending_handler;
+extern siginfo_t pending_handler_buf[];
+extern siginfo_t *next_pending_handler;
#define signals_pending() (next_pending_handler != pending_handler_buf)
void startSignalHandlers(Capability *cap);
#endif
-#if defined(THREADED_RTS)
-void ioManagerWakeup (void);
-void ioManagerDie (void);
-void ioManagerStart (void);
-#endif
-
extern StgInt *signal_handlers;
+END_RTS_PRIVATE
+
#endif /* POSIX_SIGNALS_H */