Release notes should mention better newtype-deriving

[ghc-hetmet.git] / docs / users_guide / ffi-chap.xml

diff --git a/docs/users_guide/ffi-chap.xml b/docs/users_guide/ffi-chap.xml
index 78c23f8..ff8ef62 100644 (file)
--- a/docs/users_guide/ffi-chap.xml
+++ b/docs/users_guide/ffi-chap.xml
@@ -54,7 +54,7 @@ the <option>-fglasgow-exts</option><indexterm><primary><option>-fglasgow-exts</o
       and <literal>ByteArray#</literal>.</para>
     </sect2>
 
-    <sect2>
+    <sect2 id="ffi-newtype-io">
       <title>Newtype wrapping of the IO monad</title>
       <para>The FFI spec requires the IO monad to appear in various  places,
       but it can sometimes be convenient to wrap the IO monad in a