Done using Peter Schiffer's convert_to_utf_8.sh script.
These pages containing non-ASCII in the rendered characters, and
so the script inserts a "coding:" marker into the groff source.
See https://bugzilla.kernel.org/show_bug.cgi?id=60807
Reported-by: Weizhou Pan <cs.wzpan@gmail.com> Co-written-by: Peter Schiffer <pschiffe@redhat.com Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>