Merge pull request #17561 from yuwata/man

diff --cc man/sd_bus_call.xml
index 2c27f934ac10e7de1493838ab68a5f3ddca6657b,3eeccdb63ee32b5f8fb99a7c8ad32251ce2cb7aa..fa0089bd22196919351e43462af26e0e6b2b7ced
--- 1/man/sd_bus_call.xml
--- 2/man/sd_bus_call.xml
+++ b/man/sd_bus_call.xml
@@@ -104,8 -104,13 +104,14 @@@
      <refsect2 id='errors'>
        <title>Errors</title>
  
 -      <para>Returned errors may indicate the following problems. When
 -      <function>sd_bus_call()</function> internally receives a D-Bus error reply, it will set
 -      <parameter>ret_error</parameter> if it is not <constant>NULL</constant>, and will return a
 -      negative value mapped from the error reply. See
++      <para>When <function>sd_bus_call()</function> internally receives a D-Bus error reply, it will set
++      <parameter>ret_error</parameter> if it is not <constant>NULL</constant>, and will return a negative
++      value mapped from the error reply, see
+       <citerefentry><refentrytitle>sd_bus_error_get_errno</refentrytitle><manvolnum>3</manvolnum></citerefentry>.
+       </para>
+ 
 +      <para>Returned errors may indicate the following problems:</para>
 +
        <variablelist>
          <varlistentry>
            <term><constant>-EINVAL</constant></term>