<listitem>
<para>
+ On POSIX platforms, the RTS now has a new I/O manager based
+ on epoll/kqueue/poll, which allows it to scale to a much
+ larger number (100k+) of open file descriptors.
+ </para>
+ </listitem>
+
+ <listitem>
+ <para>
The RTS now exports a function <literal>setKeepCAFs</literal>
which is important when loading Haskell DLLs dynamically, as
a DLL may refer to CAFs that hae already been GCed.