There are two main types that are used by applications. Both are "opaque
types", meaning they are structures that are B<not> completely defined in the
header file, so you cannot access the structures' members. You don't need to,
-don't do it. These structures are object to change without notice.
+don't do it. These structures are subject to change without notice.
=over 4
=head1 AUTHOR
liboping is written by Florian octo Forster E<lt>octo at verplant.orgE<gt>.
-It's homepage can be found at L<http://verplant.org/liboping/>.
+Its homepage can be found at L<http://verplant.org/liboping/>.
(c) 2005-2009 by Florian octo Forster.