Index: libcfa/prelude/defines.hfa.in
===================================================================
--- libcfa/prelude/defines.hfa.in	(revision 88ac8672a08ca14066f7e8eb9ca7d5b64c838120)
+++ libcfa/prelude/defines.hfa.in	(revision 3489ea6b5368a6c4c644cfea5ff5babb268900d5)
@@ -171,4 +171,10 @@
 #undef CFA_HAVE_LINUX_IO_URING_H
 
+/* Defined if librseq support is present when compiling libcfathread. */
+#undef CFA_HAVE_LINUX_LIBRSEQ
+
+/* Defined if rseq support is present when compiling libcfathread. */
+#undef CFA_HAVE_LINUX_RSEQ_H
+
 /* Defined if openat2 support is present when compiling libcfathread. */
 #undef CFA_HAVE_OPENAT2
@@ -205,4 +211,7 @@
 #undef HAVE_LINUX_IO_URING_H
 
+/* Define to 1 if you have the <linux/rseq.h> header file. */
+#undef HAVE_LINUX_RSEQ_H
+
 /* Define to 1 if you have the <memory.h> header file. */
 #undef HAVE_MEMORY_H