Index: libcfa/src/concurrency/kernel/startup.cfa
===================================================================
--- libcfa/src/concurrency/kernel/startup.cfa	(revision 43784ac7ca1579ca19d7dc8bc4e1423986fd4d97)
+++ libcfa/src/concurrency/kernel/startup.cfa	(revision 3489ea6b5368a6c4c644cfea5ff5babb268900d5)
@@ -137,4 +137,14 @@
 };
 
+#if   defined(CFA_HAVE_LINUX_LIBRSEQ)
+	// No data needed
+#elif defined(CFA_HAVE_LINUX_RSEQ_H)
+	extern "Cforall" {
+		thread_local volatile struct rseq __cfaabi_rseq;
+	}
+#else
+	// No data needed
+#endif
+
 //-----------------------------------------------------------------------------
 // Struct to steal stack