little bit more KNF

Remove LINUNUM, a needless alias for off_t. Also, remove a redundant
condition.

ok nicm@

error() is not a stdarg function, so there is no reason for NULL_PARG
to be special. Simply use NULL.

Garrett D'Amore has agreed to moving his copyright line up above the
terms with the existing copyright, so it is clear it applies the same
terms.

Replace less with the cleaned-up fork of less 458 maintained by Garrett
D'Amore at https://github.com/gdamore/less-fork. This has significantly
less portability goop, has a tidied up code style, uses

Replace less with the cleaned-up fork of less 458 maintained by Garrett
D'Amore at https://github.com/gdamore/less-fork. This has significantly
less portability goop, has a tidied up code style, uses terminfo instead
of termcap, and is has stricter POSIX compliance.

Many of our local changes have been accepted upstream: substantial
remaining local changes are code to read help files from /usr/share
rather than compiling them in, man page and help improvements, and some
tweaks to the default options.

Review and testing by millert, ok deraadt

show more ...

Merge Less 458 plus local patches

ok guenther@, ok jmc@ for man bits

Merge in less 444 plus local changes

ok nicm@

Merge in less-381 w/ local changes and remove obsolete files.

kill more registers

millert@ ok

$OpenBSD$

Import of unmolested less-290.