YNC_pause_job() call. If ASYNC_pause_job() is called whilst not within the context of a job then no action is taken and ASYNC_pause_job() returns immediately.</p>

<p>ASYNC_get_wait_ctx() can be used to get a pointer to the <b>ASYNC_WAIT_CTX</b> for the <i>job</i> (see <a href="../man3/ASYNC_WAIT_CTX_new.html">ASYNC_WAIT_CTX_new(3)</a>). <b>ASYNC_WAIT_CTX</b>s contain two different ways to notify applications that a job is ready to be resumed. One is a &quot;wait&quot; file descriptor, and the other is a &q