          the result <em>r</em> is also the result of <em>withSubThread</em>.
</li></ul></div></div><div class="top"><p class="src"><a name="v:withSubMVar" class="def">withSubMVar</a> ::  Con -&gt; String -&gt; <a href="Network-Mom-Stompl-Patterns-Basic.html#t:JobName">JobName</a> -&gt; <a href="Network-Mom-Stompl-Patterns-Basic.html#t:QName">QName</a> -&gt; Int -&gt; ReaderDesc i -&gt; MVar i -&gt; <a href="Network-Mom-Stompl-Patterns-Basic.html#t:OnError">OnError</a> -&gt; IO r -&gt; IO r</p><div class="d