--- /dev/null
+/* -----------------------------------------------------------------------------
+ *
+ * (c) The GHC Team, 1998-1999
+ *
+ * User-overridable RTS hooks.
+ *
+ * ---------------------------------------------------------------------------*/
+
+extern char *ghc_rts_opts;
+
+extern void OnExitHook (void);
+extern int NoRunnableThreadsHook (void);
+extern void StackOverflowHook (unsigned long stack_size);
+extern void OutOfHeapHook (unsigned long request_size, unsigned long heap_size);
+extern void MallocFailHook (unsigned long request_size /* in bytes */, char *msg);
+extern void defaultsHook (void);
+#if defined(PAR)
+extern void InitEachPEHook (void);
+extern void ShutdownEachPEHook (void);
+#endif