replace gettimeofday with monotonic gettime. from Scott Cheloha
ok tb

Pull in <sys/time.h> for struct timespec, gettimeofday(), clock_gettime(),
and setitimer()

ok deraadt@

As per style(9), remove remaining lint-style comments from games/

OK tb@

More cleanup and sorting on header section

OK tb@ and he also pointed out that for consistency with rest of the tree we
should include termios.h instead of sys/ttydefaults.h, where applicable

simplify poll() conversion. from patrick keshishian

don't deref timeout if null. from theo buehler.

select() to poll() conversions
ok tedu (... other games maintainer absent)

use STD{IN,OUT,ERR}_FILENO

more ansi; khalek@linuxgamers.net

Remove the advertising clause in the UCB license which Berkeley
rescinded 22 July 1999. Proofed by myself and Theo.

put to the -Wall an unused variable

de-register

missing header

use select() better

Long usernames. This really messes up the scoreboard printout, so change
it from two columns to one column with leaders printed every third score
to guide the eye across the vast whitespace that's left with the
traditional 8-char usernames.

Many fixes, most either from or based on NetBSD changes:
get rid of unused function
improve output format
allow previewing of next piece
randomize initial rotation angle of falling blocks.

NetBSD changes and a few obvious fixes

From netbsd:
Removed "extern int errno"; Added #include <errno.h> if not already present.

branches: 1.1.1;
Initial revision