bottom of the manpages and order them consistently.
GNU groff doesn't care about the ordering, and doesn't even mention
CAVEATS and SECURITY CONSIDERATIONS as common sections and where to put
them.
Found by: mdocml lint run
Reviewed by: ru
Removing the -compact option passed to .Bl macro to avoid useless .Pp macros;
Adding a missing period;
Using .Xr with .Nd since makewhatis(1) has no support for cases where the Xref is absent.
Informed by: ru
