<refsect1>
<title>History</title>
- <para><function>sd_bus_is_open()</function> and
- <function>sd_bus_is_ready()</function> were added in version 237.</para>
+ <para><function>sd_bus_is_open()</function> was added in version 221.</para>
+ <para><function>sd_bus_is_ready()</function> was added in version 237.</para>
</refsect1>
<refsect1>