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@@ -532,6 +532,12 @@ contents, and the \code{*=} assignment operator to repeat an array.
functions: \function{get_history_item()},
\function{get_current_history_length()}, and \function{redisplay()}.
+\item Support for more advanced POSIX signal handling -- specifically
+the functions \function{sigpending}, \function{sigprocmask} and
+\function{sigsupend}, and depending on platform support -- was added
+to the \module{signal} module. These functions make some previously
+unavoidable race conditions avoidable.
+
\end{itemize}