<refsect1>
<title>Return Value</title>
- <para>On success, <function>sd_event_get_fd()</function> returns a
- non-negative file descriptor. On failure, it returns a negative
- errno-style error code.</para>
- </refsect1>
+ <para>On success, <function>sd_event_get_fd()</function> returns a non-negative file descriptor. On
+ failure, it returns a negative errno-style error code.</para>
- <refsect1>
- <title>Errors</title>
+ <refsect2>
+ <title>Errors</title>
- <para>Returned errors may indicate the following problems:</para>
+ <para>Returned errors may indicate the following problems:</para>
- <variablelist>
- <varlistentry>
- <term><constant>-EINVAL</constant></term>
+ <variablelist>
+ <varlistentry>
+ <term><constant>-EINVAL</constant></term>
- <listitem><para><parameter>event</parameter> is not a valid
- pointer to an <structname>sd_event</structname> structure.
- </para></listitem>
- </varlistentry>
+ <listitem><para><parameter>event</parameter> is not a valid pointer to an
+ <structname>sd_event</structname> structure.</para></listitem>
+ </varlistentry>
- <varlistentry>
- <term><constant>-ECHILD</constant></term>
+ <varlistentry>
+ <term><constant>-ECHILD</constant></term>
- <listitem><para>The event loop has been created in a different process.</para></listitem>
+ <listitem><para>The event loop has been created in a different process.</para></listitem>
- </varlistentry>
- </variablelist>
+ </varlistentry>
+ </variablelist>
+ </refsect2>
</refsect1>
<refsect1>