look at http://refentry2man.pld.org.pl/ for fast refentry xml/docbook to
roff converter,
-- document {pw,grp}ck -s option in pt_BR, ja man pages,
-
- documment in pt_BR, ja man pages -s {pw,grp}ck option,
+- document -o option in ja man page,
+
- pl man page for login(1) - documment -f -h -p -r options.