Also, clarify that O_NONBLOCK is turned off and that the fd is only
half-open.
<para>It is recommended that applications log UTF-8 messages only
with this API, but this is not enforced.</para>
+
+ <para>Each invocation of <function>sd_journal_stream_fd()</function> allocates a new log stream file descriptor,
+ that is not shared with prior or later invocations. The file descriptor is write-only (its reading direction is
+ shut down), and <constant>O_NONBLOCK</constant> is turned off initially.</para>
</refsect1>
<refsect1>