+@node Multi-threaded Apps
+@chapter Multi-threaded Applications
+@cindex annotations for multi-threaded apps
+
+The following annotations report thread related changes of state.
+
+@table @code
+@findex new-thread@r{, annotation}
+@item ^Z^Znew-thread
+
+This annotation is issued once for each thread that is created apart from
+the main thread, which is not reported.
+
+@findex thread-changed@r{, annotation}
+@item ^Z^Zthread-changed
+
+The selected thread has changed. This may occur at the request of the
+user with the @code{thread} command, or as a result of execution,
+e.g., another thread hits a breakpoint.
+
+@end table
+
+@node GNU Free Documentation License
+@appendix GNU Free Documentation License