===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/less/version.c,v
retrieving revision 1.7
retrieving revision 1.8
diff -c -r1.7 -r1.8
*** src/usr.bin/less/version.c	2014/04/25 13:38:21	1.7
--- src/usr.bin/less/version.c	2015/11/05 22:08:44	1.8
***************
*** 6,767 ****
   *
   * For more information, see the README file.
   */
- 
- 
  /*
! ----------------------- CHANGE HISTORY --------------------------
! 
!        1/29/84  Allowed use on standard input
!        2/1/84   Added E, N, P commands
!        4/17/84  Added '=' command, 'stop' signal handling
!        4/20/84  Added line folding
! v2     4/27/84  Fixed '=' command to use BOTTOM_PLUS_ONE,
!                 instead of TOP, added 'p' & 'v' commands
! v3     5/3/84   Added -m and -t options, '-' command
! v4     5/3/84   Added LESS environment variable
! v5     5/3/84   New comments, fixed '-' command slightly
! v6     5/15/84  Added -Q, visual bell
! v7     5/24/84  Fixed jump_back(n) bug: n should count real
!                 lines, not folded lines.  Also allow number on G command.
! v8     5/30/84  Re-do -q and -Q commands
! v9     9/25/84  Added "+<cmd>" argument
! v10    10/10/84 Fixed bug in -b<n> argument processing
! v11    10/18/84 Made error() ring bell if \n not entered.
! -----------------------------------------------------------------
! v12    2/13/85  Reorganized signal handling and made portable to 4.2bsd.
! v13    2/16/85  Reword error message for '-' command.
! v14    2/22/85  Added -bf and -bp variants of -b.
! v15    2/25/85  Miscellaneous changes.
! v16    3/13/85  Added -u flag for backspace processing.
! v17    4/13/85  Added j and k commands, changed -t default.
! v18    4/20/85  Rewrote signal handling code.
! v19    5/2/85   Got rid of "verbose" eq_message().
!                 Made search() scroll in some cases.
! v20    5/21/85  Fixed screen.c ioctls for System V.
! v21    5/23/85  Fixed some first_cmd bugs.
! v22    5/24/85  Added support for no RECOMP nor REGCMP.
! v23    5/25/85  Miscellanous changes and prettying up.
!                 Posted to USENET.
! -----------------------------------------------------------------
! v24    6/3/85   Added ti,te terminal init & de-init.       
!                 (Thanks to Mike Kersenbrock)
! v25    6/8/85   Added -U flag, standout mode underlining.
! v26    6/9/85   Added -M flag.
!                 Use underline termcap (us) if it exists.
! v27    6/15/85  Renamed some variables to make unique in
!                 6 chars.  Minor fix to -m.
! v28    6/28/85  Fixed right margin bug.
! v29    6/28/85  Incorporated M.Rose's changes to signal.c
! v30    6/29/85  Fixed stupid bug in argument processing.
! v31    7/15/85  Added -p flag, changed repaint algorithm.  
!                 Added kludge for magic cookie terminals.
! v32    7/16/85  Added cat_file if output not a tty.
! v33    7/23/85  Added -e flag and EDITOR.
! v34    7/26/85  Added -s flag.
! v35    7/27/85  Rewrote option handling; added option.c.
! v36    7/29/85  Fixed -e flag to work if not last file.
! v37    8/10/85  Added -x flag.
! v38    8/19/85  Changed prompting; created prompt.c.
! v39    8/24/85  (Not -p) does not initially clear screen.
! v40    8/26/85  Added "skipping" indicator in forw().
!                 Posted to USENET.
! -----------------------------------------------------------------
! v41    9/17/85  ONLY_RETURN, control char commands,
!                 faster search, other minor fixes.
! v42    9/25/85  Added ++ command line syntax;
!                 ch_fsize for pipes.
! v43    10/15/85 Added -h flag, changed prim.c algorithms.
! v44    10/16/85 Made END print in all cases of eof;
!                 ignore SIGTTOU after receiv ing SIGTSTP.
! v45    10/16/85 Never print backspaces unless -u.
! v46    10/24/85 Backwards scroll in jump_loc.
! v47    10/30/85 Fixed bug in edit(): *first_cmd==0
! v48    11/16/85 Use TIOCSETN instead of TIOCSETP.
!                 Added marks (m and ' commands).
!                 Posted to USENET.
! -----------------------------------------------------------------
! v49    1/9/86   Fixed bug: signal didn't clear mcc.
! v50    1/15/86  Added ' (quote) to gomark.
! v51    1/16/86  Added + cmd, fixed problem if first_cmd
!                 fails, made g cmd sort of "work" on pipes
!                 ev en if bof is no longer buffered.
! v52    1/17/86  Made short files work better.
! v53    1/20/86  Added -P option.
! v54    1/20/86  Changed help to use HELPFILE.
! v55    1/23/86  Messages work better if not tty output.
! v56    1/24/86  Added -l option.
! v57    1/31/86  Fixed -l to get confirmation before
!                 ov erwriting an existing file.
! v58    8/28/86  Added filename globbing.
! v59    9/15/86  Fixed some bugs with very long filenames.
! v60    9/26/86  Incorporated changes from Leith (Casey)
!                 Leedom for boldface and -z option.
! v61    9/26/86  Got rid of annoying repaints after ! cmd.
!                 Posted to USENET.
! -----------------------------------------------------------------
! v62    12/23/86 Added is_directory(); change -z default to
!                 -1 instead of 24; cat-and-exit if -e and
!                 file is less than a screenful.
! v63    1/8/87   Fixed bug in cat-and-exit if > 1 file.
! v64    1/12/87  Changed puts/putstr, putc/putchr,
!                 getc/getchr to av oid name conflict with
!                 stdio functions.
! v65    1/26/87  Allowed '-' command to change NUMBER
!                 v alued options (thanks to Gary Puckering)
! v66    2/13/87  Fixed bug: prepaint should use force=1.
! v67    2/24/87  Added !! and % expansion to ! command.
! v68    2/25/87  Added SIGWINCH and TIOCGWINSZ support;
!                 changed is_directory to bad_file.
!                 (thanks to J. Robert Ward)
! v69    2/25/87  Added SIGWIND and WIOCGETD (for Unix PC).
! v70    3/13/87  Changed help cmd from 'h' to 'H'; better
!                 error msgs in bad_file, errno_message.
! v71    5/11/87  Changed -p to -c, made triple -c/-C
!                 for clear-eol like more's -c.
! v72    6/26/87  Added -E, -L, use $SHELL in lsystem().
!                 (thanks to Stev e Spearman)
! v73    6/26/87  Allow Examine "#" for previous file.
!                 Posted to USENET 8/25/87.
! -----------------------------------------------------------------
! v74    9/18/87  Fix conflict in EOF symbol with stdio.h,
!                 Make os.c more portable to BSD.
! v75    9/23/87  Fix problems in get_term (thanks to 
!                 Paul Eggert); new backwards scrolling in
!                 jump_loc (thanks to Marion Hakanson).
! v76    9/23/87  Added -i flag; allow single "!" to
!                 inv oke a shell (thanks to Franco Barber).
! v77    9/24/87  Added -n flag and line number support.
! v78    9/25/87  Fixed problem with prompts longer than
!                 the screen width.
! v79    9/29/87  Added the _ command.
! v80    10/6/87  Allow signal to break out of linenum scan.
! v81    10/6/87  Allow -b to be changed from within less.
! v82    10/7/87  Add cmd_decode to use a table for key
!                 binding (thanks to Dav id Nason).
! v83    10/9/87  Allow .less file for user-defined keys.
! v84    10/11/87 Fix -e/-E problems (thanks to Felix Lee).
! v85    10/15/87 Search now keeps track of line numbers.
! v86    10/20/87 Added -B option and autobuf; fixed
!                 "pipe error" bug.
! v87    3/1/88   Fix bug re BSD signals while reading file.
! v88    3/12/88  Use new format for -P option (thanks to
!                 der Mouse), allow "+-c" without message,
!                 fix bug re BSD hangup.
! v89    3/18/88  Turn off line numbers if linenum scan
!                 is interrupted.
! v90    3/30/88  Allow -P from within less.
! v91    3/30/88  Added tags file support (new -t option)
!                 (thanks to Brian Campbell).
! v92    4/4/88   Added -+option syntax.
! v93    4/11/88  Add support for slow input (thanks to
!                 Joe Orost & apologies for taking almost
!                 3 years to get this in!)
! v94    4/11/88  Redo reading/signal stuff.
! v95    4/20/88  Repaint screen better after signal.
! v96    4/21/88  Add /! and ?! commands.
! v97    5/17/88  Allow -l/-L from within less.
!                 Eliminate some static arrays (use calloc).
!                 Posted to USENET.
! -----------------------------------------------------------------
! v98    10/14/88 Fix incorrect calloc call; uninitialized
!                 var in exec_mca; core dump on unknown TERM.
!                 Make v cmd work if past last line of file.
!                 Fix some signal bugs.
! v99    10/29/88 Allow space between -X and string,
!                 when X is a string-valued option.
! v100   1/5/89   Fix globbing bug when $SHELL not set;
!                 allow spaces after -t command.
! v101   1/6/89   Fix problem with long (truncated) lines
!                 in tags file (thanks to Neil Dixon).
! v102   1/6/89   Fix bug with E# when no prev file;
!                 allow spaces after -l command.
! v103   3/14/89  Add -N, -f and -? options.  Add z and w
!                 commands.  Add %L for prompt strings.
! v104   3/16/89  Added EDITPROTO.
! v105   3/20/89  Fix bug in find_linenum which cached
!                 incorrectly on long lines.
! v106   3/31/89  Added -k option and multiple lesskey      
!                 files.
! v107   4/27/89  Add 8-bit char support and -g option.
!                 Split option code into 3 files.
! v108   5/5/89   Allocate position table dynamically       
!                 (thanks to Paul Eggert); change % command
!                 from "percent" to vi-style brace finder.
! v109   5/10/89  Added ESC-% command, split prim.c.
! v110   5/24/89  Fixed bug in + option; fixed repaint bug
!                 under Sun windows (thanks to Paul Eggert).
! v111   5/25/89  Generalized # and % expansion; use 
!                 calloc for some error messages.
! v112   5/30/89  Get rid of ESC-%, add {}()[] commands.
! v113   5/31/89  Optimize lseeks (thanks to Paul Eggert).
! v114   7/25/89  Added ESC-/ and ESC-/! commands.
! v115   7/26/89  Added ESC-n command.
! v116   7/31/89  Added find_pos to optimize g command.
! v117   8/1/89   Change -f option to -r.
! v118   8/2/89   Save positions for all previous files,
!                 not just the immediately previous one.
! v119   8/7/89   Save marks across file boundaries.
!                 Add file handle stuff.
! v120   8/11/89  Add :ta command.
! v121   8/16/89  Add -f option.
! v122   8/30/89  Fix performance with many buffers.
! v123   8/31/89  Verbose prompts for string options.
!                 Posted beta to USENET.
! -----------------------------------------------------------------
! v124   9/18/89  Reorganize search commands,
!                 N = rev, ESC-n = span, add ESC-N.
! v125   9/18/89  Fix tab bug (thanks to Alex Liu).
!                 Fix EOF bug when both -w and -c.
! v126   10/25/89 Add -j option.
! v127   10/27/89 Fix problems with blank lines before BOF.
! v128   10/27/89 Add %bj, etc. to prompt strings.
! v129   11/3/89  Add -+,-- commands; add set-option and
!                 unset-option to lesskey.
! v130   11/6/89  Generalize A_EXTRA to string, remove
!                 set-option, unset-option from lesskey.
! v131   11/7/89  Changed name of EDITPROTO to LESSEDIT.
! v132   11/8/89  Allow editing of command prefix.
! v133   11/16/89 Add -y option (thanks to Jeff Sullivan).
! v134   12/1/89  Glob filenames in the -l command.
! v135   12/5/89  Combined {}()[] commands into one, and
!                 added ESC-^F and ESC-^B commands.
! v136   1/20/90  Added -S, -R flags.  Added | command.
!                 Added warning for binary files. (thanks
!                 to Richard Brittain and J. Sullivan).
! v137   1/21/90  Rewrote horrible pappend code.
!                 Added * notation for hi-bit chars.
! v138   1/24/90  Fix magic cookie terminal handling.
!                 Get rid of "cleanup" loop in ch_get.
! v139   1/27/90  Added MSDOS support.  (many thanks
!                 to Richard Brittain).
! v140   2/7/90   Editing a new file adds it to the
!                 command line list.
! v141   2/8/90   Add edit_list for editing >1 file.
! v142   2/10/90  Add :x command.
! v143   2/11/90  Add * and @ modifies to search cmds.
!                 Change ESC-/ cmd from /@* to / *.
! v144   3/1/90   Messed around with ch_zero; 
!                 no real change.
! v145   3/2/90   Added -R and -v/-V for MSDOS;
!                 renamed FILENAME to avoid conflict.
! v146   3/5/90   Pull cmdbuf functions out of command.c
! v147   3/7/90   Implement ?@; fix multi-file edit bugs.
! v148   3/29/90  Fixed bug in :e<file> then :e#.
! v149   4/3/90   Change error,ierror,query to use PARG.
! v150   4/6/90   Add LESS_CHARSET, LESS_CHARDEF.
! v151   4/13/90  Remove -g option; clean up ispipe.
! v152   4/14/90  lsystem() closes input file, for
!                 editors which require exclusive open.
! v153   4/18/90  Fix bug if SHELL unset; 
!                 fix bug in overstrike control char.
! v154   4/25/90  Output to fd 2 via buffer.
! v155   4/30/90  Ignore -i if uppercase in pattern
!                 (thanks to Michael Rendell.)
! v156   5/3/90   Remove scroll limits in forw() & back();
!                 causes problems with -c.
! v157   5/4/90   Forward search starts at next real line
!                 (not screen line) after jump target.
! v158   6/14/90  Added F command.
! v159   7/29/90  Fix bug in exiting: output not flushed.
! v160   7/29/90  Clear screen before initial output w/ -c.
! v161   7/29/90  Add -T flag.
! v162   8/14/90  Fix bug with +F on command line.
! v163   8/21/90  Added LESSBINFMT variable.
! v164   9/5/90   Added -p, LINES, COLUMNS and
!                 unset mark ' == BOF, for 1003.2 D5.
! v165   9/6/90   At EOF with -c set, don't display empty
!                 screen when try to page forward.
! v166   9/6/90   Fix G when final line in file wraps.
! v167   9/11/90  Translate CR/LF -> LF for 1003.2.
! v168   9/13/90  Return to curr file if "tag not found".
! v169   12/12/90 G goes to EOF even if file has grown.
! v170   1/17/91  Add optimization for BSD _setjmp;
!                 fix #include ioctl.h TERMIO problem.
!                 (thanks to Paul Eggert)
!                 Posted to USENET.
! -----------------------------------------------------------------
! v171   3/6/91   Fix -? bug in get_filename.
! v172   3/15/91  Fix G bug in empty file.
!                 Fix bug with ?\n and -i and uppercase
!                 pattern at EOF!
!                 (thanks to Paul Eggert)
! v173   3/17/91  Change N cmd to not permanently change
!                 direction. (thanks to Brian Matthews)
! v174   3/18/91  Fix bug with namelogfile not getting
!                 cleared when change files.
! v175   3/18/91  Fix bug with ++cmd on command line.
!                 (thanks to Jim Meyering)
! v176   4/2/91   Change | to not force current screen,
!                 include marked line, start/end from
!                 top of screen.  Improve search speed.
!                 (thanks to Don Mears)
! v177   4/2/91   Add LESSHELP variable.
!                 Fix bug with F command with -e.
!                 Try /dev/tty for input before using fd 2.
!                 Patches posted to USENET  4/2/91.
! -----------------------------------------------------------------
! v178   4/8/91   Fixed bug in globbing logfile name.
!                 (thanks to Jim Meyering)
! v179   4/9/91   Allow negative -z for screen-relative.
! v180   4/9/91   Clear to eos rather than eol if "db";
!                 don't use "sr" if "da".
!                 (thanks to Tor Lillqvist)
! v181   4/18/91  Fixed bug with "negative" chars 80 - FF.
!                 (thanks to Benny Sander Hofmann)
! v182   5/16/91  Fixed bug with attribute at EOL.
!                 (thanks to Brian Matthews)
! v183   6/1/91   Rewrite linstall to do smart config.
! v184   7/11/91  Process \b in searches based on -u
!                 rather than -i.
! v185   7/11/91  -Pxxx sets short prompt; assume SIGWINCH
!                 after a SIGSTOP. (thanks to Ken Laprade)
! -----------------------------------------------------------------
! v186   4/20/92  Port to MS-DOS (Microsoft C).
! v187   4/23/92  Added -D option & TAB_COMPLETE_FILENAME.
! v188   4/28/92  Added command line editing features.
! v189   12/8/92  Fix mem overrun in anscreen.c:init; 
!                 fix edit_list to recover from bin file.
! v190   2/13/93  Make TAB enter one filename at a time;
!                 create ^L with old TAB functionality.
! v191   3/10/93  Defer creating "flash" page for MS-DOS.
! v192   9/6/93   Add BACK-TAB.
! v193   9/17/93  Simplify binary_file handling.
! v194   1/4/94   Add rudiments of alt_filename handling.
! v195   1/11/94  Port back to Unix; support keypad.
! -----------------------------------------------------------------
! v196   6/7/94   Fix bug with bad filename; fix IFILE
!                 type problem. (thanks to David MacKenzie)
! v197   6/7/94   Fix bug with .less tables inserted wrong.
! v198   6/23/94  Use autoconf installation technology.
!                 (thanks to David MacKenzie)
! v199   6/29/94  Fix MS-DOS build (thanks to Tim Wiegman).
! v200   7/25/94  Clean up copyright, minor fixes.
!         Posted to prep.ai.mit.edu
! -----------------------------------------------------------------
! v201   7/27/94  Check for no memcpy; add casts to calloc;
!                 look for regcmp in libgen.a.
!                 (thanks to Kaveh Ghazi).
! v202   7/28/94  Fix bug in edit_next/edit_prev with 
!                 non-existent files.
! v203   8/2/94   Fix a variety of configuration bugs on
!                 various systems. (thanks to Sakai
!                 Kiyotaka, Harald Koenig, Bjorn Brox,
!                 Teemu Rantanen, and Thorsten Lockert)
! v204   8/3/94   Use strerror if available.
!                 (thanks to J.T. Conklin)
! v205   8/5/94   Fix bug in finding "me" termcap entry.
!                 (thanks to Andreas Stolcke)
! 8/10/94         v205+: Change BUFSIZ to LBUFSIZE to avoid name
!                 conflict with stdio.h.
!                 Posted to prep.ai.mit.edu
! -----------------------------------------------------------------
! v206   8/10/94  Use initial_scrpos for -t to avoid
!                 displaying first page before init().
!                 (thanks to Dominique Petitpierre)
! v207   8/12/94  Fix bug if stdout is not tty.
! v208   8/16/94  Fix bug in close_altfile if goto err1
!                 in edit_ifile. (Thanks to M.J. Hewitt)
! v209   8/16/94  Change scroll to wscroll to avoid 
!                 conflict with library function.
! v210   8/16/94  Fix bug with bold on 8 bit chars.
!                 (thanks to Vitor Duarte)
! v211   8/16/94  Don't quit on EOI in jump_loc / forw.
! v212   8/18/94  Use time_t if available.
! v213   8/20/94  Allow ospeed to be defined in termcap.h.
! v214   8/20/94  Added HILITE_SEARCH, -F, ESC-u cmd.
!                 (thanks to Paul Lew and Bob Byrnes)
! v215   8/23/94  Fix -i toggle behavior.
! v216   8/23/94  Process BS in all searches, not only -u.
! v217   8/24/94  Added -X flag.
! v218   8/24/94  Reimplement undo_search.
! v219   8/24/94  Find tags marked with line number
!                 instead of pattern.
! v220   8/24/94  Stay at same position after SIG_WINCH.
! v221   8/24/94  Fix bug in file percentage in big file.
! v222   8/25/94  Do better if can't reopen current file.
! v223   8/27/94  Support setlocale.
!                 (thanks to Robert Joop)
! v224   8/29/94  Revert v216: process BS in search
!                 only if -u.
! v225   9/6/94   Rewrite undo_search again: toggle.
! v226   9/15/94  Configuration fixes. 
!                 (thanks to David MacKenzie)
! v227   9/19/94  Fixed strerror config problem.
!                 Posted to prep.ai.mit.edu
! -----------------------------------------------------------------
! v228   9/21/94  Fix bug in signals: repeated calls to
!                 get_editkeys overflowed st_edittable.
! v229   9/21/94  Fix "Nothing to search" error if -a
!                 and SRCH_PAST_EOF.
! v230   9/21/94  Don't print extra error msg in search
!                 after regerror().
! v231   9/22/94  Fix hilite bug if search matches 0 chars.
!                 (thanks to John Polstra)
! v232   9/23/94  Deal with weird systems that have 
!                 termios.h but not tcgetattr().
!                 Posted to prep.ai.mit.edu
! -----------------------------------------------------------------
! v233   9/26/94  Use get_term() instead of pos_init() in
!                 psignals to re-get lower_left termcap.
!                 (Thanks to John Malecki)
! v234   9/26/94  Make MIDDLE closer to middle of screen.
! v235   9/27/94  Use local strchr if system doesn't have.
! v236   9/28/94  Don't use libucb; use libterm if 
!                 libtermcap & libcurses doesn't work.
!                 (Fix for Solaris; thanks to Frank Kaefer)
! v237   9/30/94  Use system isupper() etc if provided.
!                 Posted to prep.ai.mit.edu
! -----------------------------------------------------------------
! v238   10/6/94  Make binary non-blinking if LESSBINFMT
!                 is set to a string without a *.
! v239   10/7/94  Don't let delimit_word run back past
!                 beginning of cmdbuf.
! v240   10/10/94 Don't write into termcap buffer.
!                 (Thanks to Benoit Speckel)
! v241   10/13/94 New lesskey file format.
!                 Don't expand filenames in search command.
! v242   10/14/94 Allow lesskey specification of "literal".
! v243   10/14/94 Add #stop command to lesskey.
! v244   10/16/94 Add -f flag to lesskey.
! v245   10/25/94 Allow TAB_COMPLETE_FILENAME to be undefd.
! v246   10/27/94 Move help file to /usr/local/share.
! v247   10/27/94 Add -V option.
! v248   11/5/94  Add -V option to lesskey.
! v249   11/5/94  Remove -f flag from lesskey; default
!                 input file is ~/.lesskey.in, not stdin.
! v250   11/7/94  Lesskey input file "-" means stdin.
! v251   11/9/94  Convert cfgetospeed result to ospeed.
!                 (Thanks to Andrew Chernov)
! v252   11/16/94 Change default lesskey input file from 
!                 .lesskey.in to .lesskey.
!                 Posted to prep.ai.mit.edu
! -----------------------------------------------------------------
! v253   11/21/94 Fix bug when tags file has a backslash.
! v254   12/6/94  Fix -k option.
! v255   12/8/94  Add #define EXAMINE to disable :e etc.
! v256   12/10/94 Change highlighting: only highlite search
!                 results (but now it is reliable).
! v257   12/10/94 Add goto_line and repaint_highlight
!                 to optimize highlight repaints.
! v258   12/12/94 Fixup in hilite_line if BS_SPECIAL.
! v259   12/12/94 Convert to autoconf 2.0.
! v260   12/13/94 Add SECURE define.
! v261   12/14/94 Use system WERASE char as EC_W_BACKSPACE.
! v262   12/16/94 Add -g/-G flag and screen_hilite.
! v263   12/20/94 Reimplement/optimize -G flag behavior.
! v264   12/23/94 Allow EXTRA string after line-edit cmd
!                 in lesskey file.
! v265   12/24/94 Add LESSOPEN=|cmd syntax.
! v266   12/26/94 Add -I flag.
! v267   12/28/94 Formalize the four-byte header emitted
!                 by a LESSOPEN pipe.
! v268   12/28/94 Get rid of four-byte header.
! v269   1/2/95   Close alt file before open new one.
!                 Avoids multiple popen().
! v270   1/3/95   Use VISUAL; use S_ISDIR/S_ISREG; fix
!                 config problem with Solaris POSIX regcomp.
! v271   1/4/95   Don't quit on read error.
! v272   1/5/95   Get rid of -L.
! v273   1/6/95   Fix ch_ungetchar bug; don't call
!                 LESSOPEN on a pipe.
! v274   1/6/95   Ported to OS/2 (thanks to Kai Uwe Rommel)
! v275   1/18/95  Fix bug if toggle -G at EOF.
! v276   1/30/95  Fix OS/2 version.
! v277   1/31/95  Add "next" charset; don't display ^X 
!                 for X > 128.
! v278   2/14/95  Change default for -G.
!                 Posted to prep.ai.mit.edu
! -----------------------------------------------------------------
! v279   2/22/95  Add GNU options --help, --version.
!                 Minor config fixes.
! v280   2/24/95  Clean up calls to glob(); don't set #
!                 if we can't open the new file.
! v281   2/24/95  Repeat search should turn on hilites.
! v282   3/2/95   Minor fixes.
! v283   3/2/95   Fix homefile; make OS2 look in $HOME.
! v284   3/2/95   Error if "v" on LESSOPENed file;
!                 "%" figures out file size on pipe.
! v285   3/7/95   Don't set # in lsystem; 
!                 lesskey try $HOME first.
! v286   3/7/95   Reformat change history (too much free time?).
! v287   3/8/95   Fix hilite bug if overstrike multiple chars.
! v288   3/8/95   Allow lesskey to override get_editkey keys.
! v289   3/9/95   Fix adj_hilite bug when line gets processed by
!                 hilite_line more than once.
! v290   3/9/95   Make configure automatically.  Fix Sequent problem
!                 with incompatible sigsetmask().
!                 Posted to prep.ai.mit.edu
! -----------------------------------------------------------------
! v291   3/21/95  Add #env to lesskey.  Fix MS-DOS build.
!                 Posted to simtel.
! -----------------------------------------------------------------
! v292   4/24/95  Add MS-DOS support for Borland C.
!                 Fix arrow keys in MS-DOS versions.
! v293   4/28/95  Add auto-versioning stuff to make dist.
! v294   5/12/95  Fix Borland build.
! v295   1/20/96  Fix search on squished file; add /@@.
! v296   1/23/96  Allow cmdbuf larger than screen width.
! v297   1/24/96  Don't call termcap if tgetent fails; 
!                 add #defines for buffers.
! v298   1/24/96  Change @@ to ^K.  
!                 Add alternate search modifiers ^N, ^F, ^E.
! v299   1/25/96  Fix percent overflow in jump_percent (thanks to Brent Wiese);
!                 don't send "ti" after shell command till RETURN pressed.
! v300   1/25/96  Change -U to print tabs as ^I.
! v301   1/30/96  Make hilites work in cmd F output.
! v302   1/31/96  Fix cmd F to notice window-change signals.
! v303   1/31/96  Add ESC-SPACE command.
! v304   2/1/96   Add ^R search modifier; add LESSSECURE.
! v305   2/2/96   Workaround Linux /proc kernel bug; add LESSKEY.
! v306   3/16/96  Minor fixes.
! v307   3/25/96  Allow cmd line arg "--"; fix DOS & OS/2 defines.h.
! v308   4/4/96   Port to OS-9 (thanks to Boisy Pitre); fix -d.
! v309   4/9/96   Fix OS-9 version; fix tags bug with "$".
! v310   4/10/96  Get rid of HELPFILE.
! v311   4/22/96  Add Windows32 support; merge doscreen.c into screen.c.
! v312   4/24/96  Don't quit after "cannot reopen" error.
! v313   4/25/96  Added horizontal scrolling.
! v314   4/26/96  Modified -e to quit on reaching end of a squished file.
! v315   4/26/96  Fix "!;TAB" bug.
! v316   5/2/96   Make "|a" when (a < curr screen) go to end of curr screen.
! v317   5/14/96  Various fixes for the MS-DOS and OS/2 builds.
!                 Added ## and %% handling for filenames
! v318   5/29/96  Port to OS-9 Microware compiler; minor fixes 
!                 (thanks to Martin Gregorie).
! v319   7/8/96   Fix Windows port (thanks to Jeff Paquette).
! v320   7/11/96  Final fixes for Windows port.
! v321   7/18/96  Minor fixes.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v322   8/13/96  Fix bug in shell escape from help file; add support for 
!                 Microsoft Visual C under Windows; numerous small fixes.
! v323   8/19/96  Fixes for Windows version (thanks to Simon Munton);
!                 fix for Linux library weirdness (thanks to Jim Diamond);
!                 port to DJGPP (thanks to Eli Zaretskii).
! v324   8/21/96  Add support for spaces in filenames (thanks to Simon Munton).
! v325   8/21/96  Add lessecho, for spaces in filenames under Unix.
! v326   8/27/96  Fix DJGPP version.
! v327   9/1/96   Reorganize lglob, make spaces in filenames work better in Unix.
! v328   10/7/96  Append / to directory name in filename completion.
!                 Fix MS-DOS and OS-9 versions.
! v329   10/11/96 Fix more MS-DOS bugs; add LESSSEPARATOR; add -" option.
!                 Add LESSMETACHARS, LESSMETAESCAPE.
! v330   10/21/96 Minor fixes.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v331   4/22/97  Various Windows fixes (thanks to Gurusamy Sarathy).
! v332   4/22/97  Enter filenames from cmd line into edit history.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v333    3/4/99  Changed -w to highlite new line after forward movement.
! v334    3/9/99  Avoid overflowing prompt buffer; add %d and %D.
! v335   3/20/99  Add EBCDIC support (thanks to Thomas Dorner).
!                 Use HOMEDRIVE/HOMEPATH on Windows (thanks to Preston Bannister).
!                 Posted to Web page.
! -----------------------------------------------------------------
! v336    4/8/99  Fix installation bugs.
! v337    4/9/99  Fix another installation bug.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v338   4/13/99  Add support for long option names.
! v339   4/18/99  Add \k, long option names to lesskey.  Add -^P.  Add :d.
! v340   4/21/99  Add regexec2.  Fix Windows build.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v341    5/6/99  Add -F option; %c & ?c prompt escapes.
!                 (Thanks to Michele Maltoni)
! v342   7/22/99  Add system-wide lesskey file; allow GPL or Less License.
! v343   9/23/99  Support UTF-8 (Thanks to Robert Brady).
!                 Add %P and ?P in prompts.
! v344  10/27/99  -w highlights target line of g and p commands.
! v345  10/29/99  Make -R pass thru ESC but not other control chars.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v346   11/4/99  Fix bugs in long option processing; R cmd should clear hilites.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v347  12/13/99  Fixes for DJGPP version (thanks to Eli Zaretskii).
! v348  12/28/99  Fix deleting file with marks (thanks to Dimitar Jekov).
!                 Fix color problem in DJGPP version (thanks to Eli Zaretskii).
! v349   1/24/00  Fix minor DJGPP bugs; check environment vars for UTF-8;
!                 add --with-editor (thanks to Eli, Markus Kuhn, Thomas Schoepf).
! v350   3/1/00   Fix clear-while-standout bug.
! v351   3/5/00   Change -M and = prompts to show top & bottom line number.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v352   3/8/00   Fix scan_option NULL dereference.
! -----------------------------------------------------------------
! v353   3/20/00  Fix SECURE compile bug, allow space after numeric option.
! v354   3/23/00  Add support for PCRE; add --with-regex configure option.
! -----------------------------------------------------------------
! v355   6/28/00  Add -# option (thanks to Andy Levinson).
! v356   7/5/00   Add -J option.
! v357   7/6/00   Support sigprocmask.
! -----------------------------------------------------------------
! v358   7/8/00   Fix problems with #stop in lesskey file.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v359  9/10/00   Fixes for Win32 display problems (thanks to Maurizio Vairani).
! v360  1/17/01   Move sysless to etc.
! v361  12/4/01   Add IBM-1047 charset & EBCDIC fixes (thanks to Thomas Dorner).
!                 Fix 32 bit dependencies (thanks to Paul Eggert).
!                 Fix UTF-8 overstriking (thanks to Robert Brady).
! v362  12/4/01   Make status column show search targets.
! v363  12/6/01   Add --no-keypad option.
!                 Add variable width tabstops (thanks to Peter Samuelson).
! v364 12/10/01   Better handling of very long lines in input;
!                 Fix horizontal shifting of colored text.
! v365 12/11/01   Fix overstriking of tabs;
!                 Add support for global(1) and multiple tag matches
!                 (thanks to Shigio Yamaguchi and Tim Vanderhoek).
! v366 12/11/01   Fixes for OS/2 (thanks to Kyosuke Tokoro).
! v367 12/13/01   Allow -D and -x options to terminate without dollar sign;
!                 Right/left arrow when entering N are shift cmds, not line edit.
! v368 12/18/01   Update lesskey commands.
! v370 12/23/01   Fix tags error messages.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v371 12/26/01   Fix new_file bug; use popen in Windows version;
!                 fix some compiler warnings.
! v372 12/29/01   Make -b be in units of 1K.
! v373  1/14/02   Improve handling of filenames containing shell metachars.
! v374   2/7/02   Fix memory leak; fix bug in -x argument parsing.
! v375   4/7/02   Fix searching for SGR sequences; fix SECURE build;
!                 add SGR support to DJGPP version (thanks to Eli Zaretskii).
! v376  6/10/02   Fix bug in overstriking mulitbyte UTF-8 characters
!                 (thanks to Jungshik Shin).
!                 Posted to Web page.
! -----------------------------------------------------------------
! v377  9/10/02   Fix bug in Windows version when file contains CR;
!                 fix bug in search highlights with -R;
!                 make initial buffer limit really be 64K not unlimited.
! v378  9/30/02   Misc bug fixes and compiler warning cleanup.
!                 Posted to Web page.
! -----------------------------------------------------------------
! v379 11/23/02   Add -L option; fix bug with ctrl-K in lesskey files;
!                 improve UTF-8 overstriking and underscore overstriking;
!                 fix minor man page problems; change to autoconf 2.54.
! v380 11/24/02   Make LINENUM same as POSITION.
! v381 11/28/02   Make -N use 7 columns for line number if possible.
! -----------------------------------------------------------------
! v382   2/3/04   Remove copyrighted code.
! -----------------------------------------------------------------
! v383  2/16/04   Add history file; add -K option; improve UTF-8 handling;
!                 fix some signed char bugs (thanks to Christian Biere);
!                 fix some upper/lower case bugs (thanks to Bjoern Jacke);
!                 add erase2 char (thanks to David Lawrence);
!                 add windows charset (thanks to Dimitar Zhekov).
! v384  2/20/04   Improvements in UTF-8 handling.
! v385  2/23/04   Fix UTF-8 output bug.
! -----------------------------------------------------------------
! v386  9/13/05   Improvements to UTF-8 shift & color (thanks to Charles Levert);
!                 protect against invalid LESSOPEN and LESSCLOSE values.
! v387  9/14/05   Update Charles Levert's UTF-8 patch.
! v388  9/14/05   Change history behavior; change most sprintf calls to snprintf.
! v389  9/14/05   Fix copy & paste with long lines; improve performance of 
!                 expand_linebuf; fix crash in init_mlist; 
! v390  9/15/05   Show search matches in status column even if -G is set.
! -----------------------------------------------------------------
! v391  9/17/05   Fix bugs.
! v392  10/14/05  Fix line wrapping bug.
! v393  10/19/05  Allow multiple attributes per char; fix bold+underline bug
!                 (thanks again to Charles Levert).
! v394  11/8/05   Fix prompt bug; fix compile problem in Windows build.
! -----------------------------------------------------------------
! v395  1/12/07   Update Unicode tables (thanks to Charles Levert);
!                 don't chmod if LESSHISTFILE = /dev/null;
!                 make -f work for directories; support DESTDIR in Makefile;
!                 fix sigset_t detection in configure; 
!                 make "t" cmd traverse tags in correct order
! v396  1/13/07   Add compatibility with POSIX more.
! v397  3/21/07   Allow decimal point in number for % command;
!                 Allow decimal point in number for -j option;
!                 Allow n command to fetch last search pattern from history
!                 (thanks to arno).
! v398  3/22/07   Don't rewrite history file if not necessary;
!                 fix bug when filenames contain "$".
! v399  3/22/07   Don't move to bottom of screen at startup;
!                 don't output extraneous newlines.
! v400  3/23/07   Allow search to find pattern after null byte (PCRE and no-regex)
!                 (thanks to Michael Constant).
! -----------------------------------------------------------------
! v401  3/24/07   Minor documentation fixes.
! v402  3/30/07   Fix autoconf bug when memcpy etc are inline;
!                 fix bug in terminating number following -j option.
! v403  5/25/07   Fix Windows build.
! v404  6/5/07    Fix display bug with F command and long lines.
! v405  6/17/07   Fix display bug when using -w option.
! v406  6/17/07   Fix secure build.
! v407  8/16/07   Fix bugs; support CSI chars.
! v408  10/1/07   Fix bug in -i with non-ASCII chars.
! v409  10/12/07  Fix crash when viewing text with invalid UTF-8 sequences.
! v411  11/6/07   Fix case-insensitive searching with non-ASCII text.
! v412  11/6/07   Use symbolic SEEK constants.
! v413  11/6/07   Fix search highlight bug with non-ASCII text.
! v414  11/6/07   Fix display bug with no-wrap terminals.
! v415  11/14/07  Add --follow-name option.
! v416  11/22/07  Fix crash when searching text with invalid UTF-8 sequences.
! v417  12/31/07  Don't support single-char CSI in UTF-8 mode;
!                 fix bug with -R and invalid CSI sequences;
!                 fix bug searching text with SGR sequences with -r;
!                 emulate SGR sequences in WIN32 build.
! v418  12/31/07  Clean up.
! -----------------------------------------------------------------
! v419  1/16/08   Make CSI char 0x9B work in UTF-8 mode (thanks to Colin Watson).
! v420  2/24/08   Add & command; fix -F option; fix '' after G.
! v421  2/24/08   Ignore filtered lines when searching.
! v422  3/2/08    Output CR at startup.
! v423  5/27/08   Clean up.
! v424  6/16/08   Fix compile bug with pcre; don't filter help file.
! v425  7/14/08   Fix non-ANSI code in list handling in ch.c.
! v426  10/27/08  Fix ignaw terminal handling (thanks to Per Hedeland);
!                 fix binary file detection in UTF-8 mode.
! v427  3/16/09   A few Win32 fixes (thanks to Jason Hood).
! v428  3/30/09   Add "|-" syntax to LESSOPEN.
! v429  4/10/09   Fix search highlighting bug with underlined text.
! -----------------------------------------------------------------
! v430  4/22/09   Don't pass "-" to non-pipe LESSOPEN unless it starts with "-".
! v431  4/29/09   Fix highlight bug when match is at end of line.
! v432  6/27/09   Better fix for highlight bugs;
!                 fix new problems with ignaw terminals.
! v433  6/28/09   Cleanup search code.
! v434  6/29/09   More cleanup.
! v435  7/04/09   Fix bugs with non-regex filtering.
! v436  7/05/09   Fix memory leak.
! -----------------------------------------------------------------
! v437  7/14/09   Fix bug in handling some long option names;
!                 make percentage calculation more accurate.
! v438  12/29/10  Fix bugs with -i/-I and & filtering; 
!                 exit with status 2 on ctrl-C with -K.
! v439  12/31/10  Add -A option.
! v440  1/5/11    Fix bug displaying prompt after = command.
! v441  1/21/11   Fix semi-infinite loop if no newlines in file;
!                 make new -A behavior the default.
! -----------------------------------------------------------------
! v442  3/2/11    Fix search bug.
!                 Add ctrl-G line edit command.
! v443  4/9/11    Fix Windows build.
! v444  6/8/11    Fix ungetc bug; remove vestiges of obsolete -l option.
! -----------------------------------------------------------------
! v445  10/19/11  Fix hilite bug in backwards scroll with -J.
!                 Fix hilite bug with backspaces.
!                 Fix bugs handling SGR sequences in Win32 (thanks to Eric Lee).
!                 Add support for GNU regex (thanks to Reuben Thomas).
! v446  5/15/12   Up/down arrows in cmd editing search for matching cmd.
! v447  5/21/12   Add ESC-F command, two-pipe LESSOPEN syntax.
! v448  6/15/12   Print name of regex library in version message.
! v449  6/23/12   Allow config option --with-regex=none.
! v450  7/4/12    Fix EOF bug with ESC-F.
! v451  7/20/12   Fix typo.
! -----------------------------------------------------------------
! v452  10/19/12  Fix --with-regex=none, fix "stty 0", fix Win32.
!                 Don't quit if errors in cmd line options.
! v453  10/27/12  Increase buffer sizes.
! v454  11/5/12   Fix typo.
! v455  11/5/12   Fix typo.
! v456  11/8/12   Fix option string incompatibility.
! v457  12/8/12   Use new option string syntax only after --use-backslash.
! v458  4/4/13    Fix display bug in using up/down in cmd buffer.
! */
! 
! char version[] = "458";
--- 6,16 ----
   *
   * For more information, see the README file.
   */
  /*
!  * Modified for use with illumos.
!  * Copyright 2014 Garrett D'Amore <garrett@damore.org>
!  */
! /*
!  * This records the base version, plus our own details.
!  */
! char version[] = "(OpenBSD)";