Also fix a typo; adapted from a patch by Moritz Jodeit

o) remove extra space in the end of line;
o) remove extra blank lines in the end of file;
o) remove .Pp before .Ss;
o) CAVEAT -> CAVEATS;
o) fix usage of .Fa;
o) <blank-line> -> .Pp;
o) wrap long lines;
millert@ ok

of getopt() to char variables instead of int lose on arches where char is
unsigned by default.
Clean the example by not pasting parts of <unistd.h> into it, and by not
using atoi(3).

fail anyway so check for that.  Also convert "." to "" since that
way we avoid the lstat() (which we don't need) and the subsequent
chdir() and some dir checks.

OK deraadt@

on OpenBSD.

to such, permitting them to be discovered, instead of exploited as the ssh
crc insertion detector was.  Idea by theo, written by tdeval.

ftp://ftp.rsasecurity.com/pub/cryptobytes/crypto3n2.pdf, ok deraadt@

ok jason@

be a single digit. Powered by mantoya@.
millert@ ok.

deraadt@ ok

o) .Sh AUTHOR -> .Sh AUTHORS;
o) We don't like .Pp before/after .Sh;
o) We don't like .Pp before/after .Rs/.Re;
o) NetBSD -> .Nx;
o) OpenBSD -> .Ox;
millert@ ok

libkern and libc versions.

millert@ ok

will not NUL terminate either.

use .Sh AUTHORS and .An for author