[name]
=item with 0
[input]
=head1 ITEM 0
=over 4
=item 0
Some 0 item.
=back
[output]
\heading[][]
\h2(#S1)[ITEM 0]
\desc[0]
[Some 0 item.
]
\signature
[name]
=item with 0
[input]
=head1 ITEM 0
=over 4
=item 0
Some 0 item.
=back
[output]
\heading[][]
\h2(#S1)[ITEM 0]
\desc[0]
[Some 0 item.
]
\signature