ext/IO/lib/IO/t/io_sock.t
ext/IO/lib/IO/t/io_unix.t
-See comment on fork in L<Miscellaneous> below.
+See comment on fork in L</Miscellaneous> below.
=head1 Specific features of the Cygwin port
When a file is opened it is in either text or binary mode. In text mode
a file is subject to CR/LF/Ctrl-Z translations. With Cygwin, the default
mode for an C<open()> is determined by the mode of the mount that underlies
-the file. See C<Cygwin::is_binmount()>. Perl provides a C<binmode()> function
+the file. See L<Cygwin::is_binmount()>. Perl provides a C<binmode()> function
to set binary mode on files that otherwise would be treated as text.
C<sysopen()> with the C<O_TEXT> flag sets text mode on files that otherwise
would be treated as binary: