<listitem>
<para>Add a user to the group membership list.</para>
<para condition="gshadow">
- If the <filename>/etc/gshadow</filename> file exist, and the
+ If the <filename>/etc/gshadow</filename> file exists, and the
group has no entry in the <filename>/etc/gshadow</filename>
file, a new entry will be created.
</para>
<listitem>
<para>Delete a user from the group membership list.</para>
<para condition="gshadow">
- If the <filename>/etc/gshadow</filename> file exist, the user
+ If the <filename>/etc/gshadow</filename> file exists, the user
will be removed from the list of members and administrators of
the group.
</para>
<para condition="gshadow">
- If the <filename>/etc/gshadow</filename> file exist, and the
+ If the <filename>/etc/gshadow</filename> file exists, and the
group has no entry in the <filename>/etc/gshadow</filename>
file, a new entry will be created.
</para>
<listitem>
<para>Purge all users from the group membership list.</para>
<para condition="gshadow">
- If the <filename>/etc/gshadow</filename> file exist, and the
+ If the <filename>/etc/gshadow</filename> file exists, and the
group has no entry in the <filename>/etc/gshadow</filename>
file, a new entry will be created.
</para>