changes since 378:
* New -L option to disable LESSOPEN processing.
* Further support for large (64 bit) file addressing. Large file
* support is now set up by the configure script.
* Use autoconf 2.54. Replace configure.in, acconfig.h,
* defines.h.top with configure.ac.
* Overstriking underscore with underscore is now bold or
* underlined depending on context.
* Use only 7 spaces for line numbers in -N mode, if possible.
* Fix some bugs in handling overstriking in UTF-8 files.
* Fix some nroff issues in the man page.
Changes since less-376:
* Bug fixes:
Default buffer space is now 64K as documented.
Search highlighting works properly when used with -R.
Windows version works properly when input file contains carriage returns.
Clean up some compiler warnings.
See the NEWS file for the full list of changes.
Update MASTER_SITES and HOMEPAGE.
Changes since 358:
* -x option can now specify multiple variable-width tab stops.
* -X option no longer disables keypad initialization.
New option --no-keypad disables keypad initialization.
* New commands t and T step through multiple tag matches.
Added support for "global(1)" tags
(see http://www.gnu.org/software/global/global.html).
* New prompt style set by option -Pw defines the message printed
while waiting for data in the F command.
* System-wide lesskey file now defaults to sysless in etc directory
instead of .sysless in bin directory.
Use "configure --sysconfdir=..." to change it.
(For backwards compatibility, .sysless in bin is still recognized.)
* Pressing RightArrow or LeftArrow while entering a number now shifts
the display N columns rather than editing the number itself.
* Status column (enabled with -J) now shows search results.
* Improved performance in reading very large pipes.
* Eliminated some dependencies on file offets being 32 bits.
* Fixed problems when viewing files with very long lines.
* Fixed overstriking in UTF-8 mode, and overstriking tabs.
* Improved horizontal shifting of text using -R option with ANSI color.
* Improved handling of filenames containing shell metacharacters.
