<constant>NULL</constant> may be returned and should be considered
equivalent to an empty array.</para>
- <para>Similar, <function>sd_get_sessions()</function> may
+ <para>Similarly, <function>sd_get_sessions()</function> may
be used to determine all current login sessions.</para>
- <para>Similar, <function>sd_get_uids()</function> may
+ <para>Similarly, <function>sd_get_uids()</function> may
be used to determine all Unix users who currently have login sessions.</para>
- <para>Similar,
+ <para>Similarly,
<function>sd_get_machine_names()</function> may be
used to determine all current virtual machines and
containers on the system.</para>
<function>sd_get_sessions()</function>,
<function>sd_get_uids()</function> and
<function>sd_get_machine_names()</function> interfaces
- are available as shared library, which can be compiled
+ are available as a shared library, which can be compiled
and linked to with the
<constant>libsystemd-login</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
file.</para>