@code{show} is a 32-bit signed integer. It is positive to show the
footnote or negative to hide it. Its magnitude is often 1, and in
other cases tends to be the number of references to the footnote.
@code{show} is a 32-bit signed integer. It is positive to show the
footnote or negative to hide it. Its magnitude is often 1, and in
other cases tends to be the number of references to the footnote.