Ver. 3.01b	Abortion with sparc64 architecture is fixed.
 (05/06/14)	Failure to expand macros with Linux kernel >=2.6.23 is fixed.
		Failure to overwrite some macro with 'bind' is fixed.
		Infinite loop by some builtin with %M macro is fixed.

Ver. 3.01a	Change 'IMELARNING' internal variable to 'IMELEARNING'.
 (06/08/13)	Sorting rule for tree screen is adjusted to browser screen.
		Bug that any invalid UID/GID breaks file list is fixed.
		Bug that file list is not updated with lost directory is fixed.
		Failure to compile with environments using termio is fixed.

Ver. 3.01	Add 'WIDEDIGIT', 'SIZEUNIT' internal variables.
 (08/03/12)	Add 'HISTUMASK', 'DIRHISTUMASK' internal variables.
		Add 'IMELARNING', 'FREQFILE', 'FREQUMASK' internal variables.
		Add 'getfreq', 'setfreq' builtins.
		The object tables of 'IMEBUFFER' internal variable is extended.

Ver. 3.00m	Add the identifier UTF8LANG for compile.
 (07/27/12)	Abortion when save file on customizer with some OS is fixed.
		Wrong priority with IME translation candidates is fixed.
		Unavailable dictionary in DICTSRC with ShiftJIS OS is fixed.
		Failure to compile with gcc-4.2 is fixed.
		Bug that some pipes cause infinite loop is fixed.
		Ineffective suspend key in any pipes is fixed.
		Wrong manual page for 'wait' builtin with no argument is fixed.

Ver. 3.00l	Support Android 4.0.
 (06/30/12)	Support MINIX 3.2.
		Add the identifiers DEFKCODE, UTF8DOC, LANGWIDTH for compile.
		Add the identifiers _NOUNICDTBL, _NODICTTBL for compile.
		The cross-compiling is supported more carefully.
		Strange attribute-changing screen in narrow terminal is fixed.
		Some abortion when open archive browser is fixed.
		Some abortion when access MS-DOS formed path is fixed.
		Persistence of "Wait a minute" when TRADLAYOUT=1 is fixed.
		Ineffective sequence to save cursor when PTYMODE=1 is fixed.
		Unreadable file starting with "./" in archive browser is fixed.

Ver. 3.00k	Support Cygwin 1.7.13.
 (04/21/12)	The cursor position after changing directory upward is changed.
		Failure by PageUp/PageDown key on the tree screen is fixed.
		Unsupported second resolution on the floppy drive is fixed.
		Some abortions by Bs key on the tree screen is fixed.
		Broken tree screen on the MS-DOS formed path is fixed.
		Failure to get HTTP log on some environments is fixed.
		Ineffective command result just before NEXT_WINDOW is fixed.
		Abortion with LOG_DIR in archive browser is fixed.
		Unexpected result of LOG_DIR in archive browser is fixed.
		Overflow by the too long path name is suppressed.
		Some commands in archive browser is restricted.

Ver. 3.00j	Failure of some HTTP redirection is fixed.
 (09/25/10)	Needless network access when URLDRIVE=1 is suppressed.
		Mis-parsing of the file list from some HTTP servers is fixed.
		Failure of INFO_FILESYS on MINIX is fixed.

Ver. 3.00i	Support MINIX 3.
 (07/24/10)	Support NetBSD 5.0.
		Changing to directory on some pseudo file system is allowed.
		Freezing of pseudo terminal with utf8-mac is fixed.
		Failure to convert Kanji code of startup argument is fixed.
		Broken shell output string with effective DEFKCODE is fixed.
		Failure to convert case letter on ShiftJIS is fixed.
		Miscount of items on customizer when changing tab is fixed.
		Misprint of string to map key code is fixed.
		Column overflow of Japanese filename on status line is fixed.
		Wrong cursor position when closing archive browser is fixed.
		Failed archive browser with here-document is fixed.
		Illegal newline code with archive browser is fixed. (MS-DOS)
		Invalid terminal input with internal shell on DJGPP is fixed.
		Unloadable newline (^J) from command history file is fixed.

Ver. 3.00h	Hang-up when 'PS1' internal variable includes \[...\] is fixed.
 (06/14/10)	Failure to compile with non-standard C compiler is fixed.
		Recursive call of malloc() in abortion is fixed.

Ver. 3.00g	Broken tree screen with unprintable directory name is fixed.
 (06/04/10)	Abortion when accessing directory with Japanese is fixed.
		Buffer overflow in Japanese string parser is fixed.

Ver. 3.00f	Mis-action of 'dir' builtin which differs from MS-DOS is fixed.
 (05/29/10)	Invalidated default attribute mask of 'dir' builtin is fixed.
		Abortion when canceling in COPY_TREE/MOVE_TREE is fixed.

Ver. 3.00e	Add mkdir_p.c for installation.
 (02/27/10)	Support Cygwin 1.7.1.
		Failure to compile with some non-ANSI C compilers is fixed.

Ver. 3.00d	Freezing by filename completion on some environments is fixed.
 (11/30/08)	Mis-identified path invoked as login shell via su(1) is fixed.
		Freezing by the large value set as 'HISTSIZE' is fixed.
		Bug that 'echo' builtin ignores anyone starts with - is fixed.
		Support function keys with some VT100 compatible terminals.
		Warning by ioctl() on 64bits BSDs is fixed.

Ver. 3.00c	Bug to garble the pasted string when INPUTKCODE=utf8 is fixed.
 (07/27/08)	Failure to access the root directory is fixed. (MS-DOS)
		Failure to be invoked on Windows NT is fixed. (MS-DOS)
		Illegal newline code for input/output is fixed. (MS-DOS)
		Failure to replace some strings in 'fc' builtin is fixed.

Ver. 3.00b	Failure to replace with $()/$(()) is fixed.
 (07/06/08)	Bug that some temporary files may remain is fixed.
		Freezing by here-document with huge size is fixed.
		Mis-substitution of variables with exit status is fixed.
		Failure to treat argument with '=' as substitution is fixed.
		Buffer overflow with the undefined floppy drive is fixed.
		Mis-operation for redirections with complex sentences is fixed.
		Bug that trap on exit cannot be executed suitably is fixed.
		Inaccurate value of 'LINENO' internal variable is fixed.
		Bug that newline cannot be allowed in 'case' sentence is fixed.
		Bug that ${} cannot include meta characters within "" is fixed.
		Mis-replacement for meta characters in here-document is fixed.
		Adjust representations for 'FD_VERSION' of each documents.
		Bug that 'FD_VERSION' may not be set is fixed.

Ver. 3.00a	Failure to replace the alias with no argument is fixed.
 (06/21/08)	Abortion with recursively invoked archive browser is fixed.
		Resolve a directory traversal vulnerability on the URL drive.
		Mis-implementation of telnet commands in FTP is fixed.
		Failure to compile on Solaris 8 is fixed.
		Adjust representations of each documents to Ver. 3.00.

Ver. 3.00	Add the URL drive function.
 (05/31/08)	Add scheme moditiers to access socket as redirect file.
		Support the message catalog.
		Abolish limits of each registrations.
		Support argument of EDIT_CONFIG as environment variable name.
		Add 'AUTOUPDATE' internal variable.
		Add 'VERSION' internal variable.
		Add 'URLDRIVE', 'URLKCODE', 'HIDEPASSWD' internal variables.
		Add 'URLOPTIONS', 'URLTIMEOUT' internal variables.
		Add 'FTPPROXY', 'FTPLOGFILE', 'FTPADDRESS' internal variables.
		Add 'HTTPPROXY', 'HTTPLOGFILE' internal variables.
		Add 'HTMLLOGFILE' internal variable.
		Add 'accept', 'socketinfo', 'addcr' builtins.
		Add -N option in 'echo' builtin.
		Add -N option in 'read' builtin.
		Add the formats of %w, %p, %B, %b, %/, %! for archive browser.
		Add the redirectees of '<>&', '><&' for duplication.
		Add the redirectees of '<>-', '<>&-', '><-', '><&-' for close.
		Change default file descriptor of '><' redirectee to stdout.

Ver. 2.09i	Failure to compile on Darwin 9.x (Mac OS X 10.5) is fixed.
 (04/19/08)	Odd screen when displaying some long file names is fixed.
		Failure to write directory for FAT file system is fixed.

Ver. 2.09h	Bug that ATTR_FILE/ATTR_DIR have sometimes no effect is fixed.
 (03/15/08)	Unsuitable error message with no controlling terminal is fixed.
		Odd completion choice list while shifting filename is fixed.

Ver. 2.09g	Abortion with no controlling terminal is fixed.
 (01/26/08)	Failure to find the startup directory is resolved partly.
		Failure to input some special keys is reduced.

Ver. 2.09f	Bug to garble the pasted string in some environments is fixed.
 (10/28/07)	Mis-inputted keys after dynamic variation of 'TERM' is fixed.
		Bug to ignore some configuration files on NFS is fixed.
		Failure with some builtins in non-interactive shell is fixed.
		Bug not to expand variables after '~' is fixed.

Ver. 2.09e	Freezing sometimes caused in 'copy' builtin is fixed.
 (09/16/07)	Abortion when missing the current directory is fixed.
		Wrong default file descriptor of '<>'/'><' redirectee is fixed.
		Incomplete check for the supplementary group is fixed.

Ver. 2.09d	Support Linux kernel 2.6.20.
 (04/26/07)	Progress key responses when INPUTKCODE=utf8.
		Abortion with accessing the empty directory is fixed.
		Inaccessiblity of the floppy drive with large size is fixed.

Ver. 2.09c	Failure to support Linux kernel 2.6.18 is fixed.
 (01/17/07)

Ver. 2.09b	Support Linux kernel 2.6.18.
 (12/22/06)	Bug that '..' is not accessible in floppy drive is fixed.

Ver. 2.09a	Support hard-linked archive files with GNU tar.
 (10/31/06)	Support timeout of locking files.
		Bug that shared folder cannot be accessed on Cygwin is fixed.
		Bug that UTF8-mac cannot work in some code settings is fixed.
		Bug that some Japanese input is broken on PTYMODE=1 is fixed.
		Mis-sorting order for filenames on IGNORECASE=1 is fixed.
		Bug that function keys cannot work in some terminals is fixed.

Ver. 2.09	Add 'IMEKEY', 'IMEBUFFER' internal variables.
 (08/22/06)	Add 'BASICCUSTOM' internal variable.
		Add 'PROGRESSBAR', 'PRECOPYMENU' internal variables.
		Add 'SAVEDIRHIST', 'DIRHISTFILE' internal variables.
		Add 'FUNCLAYOUT' internal variable.
		Add 'MESSAGELANG' internal variable.
		'LANGUAGE' etc. support the value of UTF8-iconv.
		Add 'UTF8ICONVPATH' internal variable.
		Add %JI macro.
		'SORTTYPE' supports preserving sort type in archive browser.
		'ANSIPALETTE' supports the color of executable files.
		Add 'setroman', 'printroman' builtins.
		Support specifying key comment up to F20 with 'bind' builtin.
		Add Kanji input to the pseudo terminal menu.
		Support Kanji code on 'InputCode' of the pseudo terminal menu.
		Freezing when PTYMODE=1 on Cygwin is fixed.
		Abortion when the log file is specified is fixed.
		Bug that no UTF8 filename can be treated is fixed.
		Abortion with the UTF8 environment on UNICODEBUFFER=1 is fixed.

Ver. 2.08f	Support locking on NFS to protect the command history file.
 (08/08/06)	Failure to compile on the non-ANSI environment is fixed.
		Support Cygwin 1.5.21.
		Mis-sorting for Japanese filenames on IGNORECASE=1 is fixed.
		Broken UNICODE table is fixed. (MS-DOS)

Ver. 2.08e	Support the menu method for 'ANSIPALETTE' on customizer.
 (07/28/06)	Support the key-input method for 'PTYMENUKEY' on customizer.
		Support the setting of "EDITOR", "PAGER", etc. on customizer.
		Bug that the setting of 'SORTTYPE' takes no effect is fixed.
		Abortion with sparc64 architecture is fixed.
		Unsuitable cursor position with UTF8 on PTYMODE=1 is fixed.
		Failure to copy/move the unwritable directory is fixed.
		Failure to complete the filename with a drive name is fixed.
		Failure to change timespamp of SFN directory is fixed. (MS-DOS)

Ver. 2.08d	Bug that command line rejects any Japanese on the pty is fixed.
 (06/13/06)	Bug that command line rejects any Kana is fixed.
		Mis-indicating for the incremental history search is fixed.
		Bug that the history file on NFS is deadlocked is fixed.

Ver. 2.08c	Bug that the command history file on NFS is truncated is fixed.
 (05/24/06)	Support some OSs displaying every archived file size as 0.

Ver. 2.08b	Support Cygwin 1.5.19.
 (03/30/06)	Support internal commands with the command line on PTYMODE=1.
		Bug that inputted key is dropped in some environments is fixed.
		Abortion when "!string"-type history is not found is fixed.
		Unsuitable filename completion with meta characters is fixed.
		Bug that macros ignore any mark files on PTYMODE=1 is fixed.
		Bug that ANSICOLOR=2 is ineffective on PTYMODE=1 is fixed.
		Bug that current directory is not passed on PTYMODE=1 is fixed.
		Bug that terminal status of mlterm will be broken is fixed.
		Bug that OUT_DIR is ineffective with no file is fixed.
		Bug that 'bgnotify' is ineffective out of EXECUTE_SH is fixed.
		Bug that some background jobs output strange string is fixed.

Ver. 2.08a	Support NetBSD 3.0.
 (02/07/06)	Failure to work according to 'PTYINKCODE' setting is fixed.
		Failure to compile on some environments using varargs is fixed.
		Failure to compile on some environments using sgtty is fixed.
		Failure to input keys on fdsh with unregistered TERM is fixed.
		Bug that 'echo' builtin does not refer to 'DEFKCODE' is fixed.

Ver. 2.08	Add 'PTYINKCODE' and 'PTYOUTKCODE' internal variables.
 (12/26/05)	Add 'LOGFILE', 'LOGSIZE' and 'USESYSLOG' internal variables.
		Add 'LOGLEVEL' and 'ROOTLOGLEVEL' internal variables.
		Add 'THRUARGS' internal variable.
		Add 'savetty' builtin.
		Add -o autosavetty and -S options in 'set' builtin.
		Add -o ptyshell and -T options in 'set' builtin.
		Add -P option in 'set' builtin as an alias of -o physical.
		Add ATTR_DIR command.
		Support changing file owner/group in ATTR_FILE.
		Bug that some files may be lost in writing directory is fixed.

Ver. 2.07c	Support archive list terminated with duplicate path delimiters.
 (12/13/05)	Bug that arguments of fd from fdsh are re-evaluated is fixed.
		Bug that customizer cannot set HEX/CAP as FNAMEKCODE is fixed.
		Bug that select menus are sometimes broken is fixed.
		Mis-handling dynamic change of LANGUAGE on PTYMODE=1 is fixed.
		Abortion when fdsh is invoked with -N option is fixed.
		Support file lock to protect the command history file.
		Bug that fdsh cannot validate ADJTTY is fixed.

Ver. 2.07b	Bug that some pipes cause suspention is fixed.
 (09/14/05)	Failure to do make with tail(1) strict on POSIX is fixed.

Ver. 2.07a	Bug that the screen is not updated with no file is fixed.
 (06/22/05)	Failure to be invoked on Darwin (Mac OS X) is fixed.
		Allow evaluation of \ included in `` with the internal shell.
		Faliure to redirect to a new file descriptor is fixed.

Ver. 2.07	Add 'PTYMODE', 'PTYTERM' and 'PTYMENUKEY' internal variables.
 (05/26/05)	Add 'DEFKCODE' internal variable.
		Expand the maximum number of split windows into 5.
		Add WIDEN_WINDOW/NARROW_WINDOW/KILL_WINDOW commands.
		Support dynamic 'COLUMNS' and 'LINES' environment variables.

Ver. 2.06d	The directory for /etc/fd2rc becomes specifiable in compile.
 (05/10/05)	Add the inhibited filenames COM5-COM9 in floppy drive.
		Bug that here-document is unavailable in functions is fixed.
		Bug that completion sometimes causes strange display is fixed.
		Abortion of child process with pipe of builtin is fixed.
		Abortion when invoked from directory with Japanese is fixed.
		Abortion when exit fd with split windows via fdsh is fixed.
		Support changing screen size while child process is executed.

Ver. 2.06c	Add the function to unset variables on customizer.
 (02/23/05)	Mis-handling for archived file with meta characters is fixed.

Ver. 2.06b	Support the key input by UTF-8 code.
 (12/14/04)	Support some OS environments displaying every file size as 0.
		Suppress the useless access to FDD on Cygwin.
		Bug that some kanji cannot be inputted on ShiftJIS is fixed.

Ver. 2.06a	Validate interrupt key at question in marked file operations.
 (09/08/04)	Broken copy into the file linked the same entity is fixed.
		Bug that symbolic link cannot overwrite existent file is fixed.
		Mis-expansion of the macro with Japanese string is fixed.
		Mis-completion of symbolic link name without entity is fixed.
		Mis-position of cursor when cancel to move files is fixed.

Ver. 2.06	Add the second startup argument for supplemental directory.
 (08/10/04)	Add the incremental history search in the string input.
		Add 'builtin', 'enable' builtins.
		Add the startup options -l, -N.
		Allow `` included in "" with the internal shell.

Ver. 2.05h	Freezing fd invoked from fdsh with any arguments is fixed.
 (07/27/04)	Mis-handling for the archived file with '.' or '..' is fixed.
		Bug to garble symbolic link to Japanese filename is fixed.
		Mis-location of cursor in case conversion of string is fixed.
		Mis-location of cursor in filename incremental search is fixed.

Ver. 2.05g	Bug that startup options with directory cannot work is fixed.
 (07/07/04)	Strange sorted order in the filename completion is fixed.
		Delete 'mkdir'/'rmdir' builtin commands for UNIX.
		Support the kernel who handles SIGSTOP/SIGCONT in own style.

Ver. 2.05f	Failure to treat the command line ending with '\' is fixed.
 (06/23/04)	Failure to launch archived file with any marked files is fixed.
		Bug that USEGETCURSOR cannot work is fixed.
		Bug that the startup option -r cannot work is fixed.
		Refine line editing in vi mode.
		Ingore unsupported error for the new tty line discipline.

Ver. 2.05e	Failure to copy files to destination suffixed by '/' is fixed.
 (06/09/04)	Bug that wildcard out of quotation cannot be expanded is fixed.
		Make meta characters in directory history to be escaped.
		Invalidate filename completion in input unrelated to filename.
		Bug to call chflags() in ATTR_FILE for marked files is fixed.
		Allow ext2 file system to write directory.

Ver. 2.05d	Bug that ineffective \$ in PS1 is fixed.
 (05/12/04)	Bug that \~ in PS1 is sometimes expanded incorrectly is fixed.
		Bug that fd invoked by fdsh changes current directory is fixed.
		Add notice when temporary directory is selected to expand file.

Ver. 2.05c	Bug that 'bind' binds a wrong macro to the bound key is fixed.
 (02/04/04)	Failure to do 'make install' on Cygwin is fixed.

Ver. 2.05b	Abortion with InsLine key in the string input is fixed.
 (01/14/04)	Bug that option letter for 'getopt' is lowercase only is fixed.
		Bug to bind commands to no Katakana key on EUC is fixed.
		Bug that strange error string for initialize in 16bit based OS.
		Bug that cursor cannot back on string input without CODEEUC.
		Strange display on some terminals with terminfo is fixed.

Ver. 2.05a	Bug that 'checkid' builtin outputs a wrong value is fixed.
 (12/10/03)

Ver. 2.05	Support 'utf8-mac' as an additional Kanji code.
 (12/03/03)	Add 'LOOPCURSOR' and 'TRADLAYOUT' internal variables.
		Add 'UNICODEBUFFER' internal variable.
		Add builtin commands in COMMAND.COM also for UNIX.
		Abortion when some file group differs from others is fixed.
		Bug that customizer sets key binding incorrectly is fixed.
		Bug that customizer overwrites a file destructively is fixed.

Ver. 2.04c	Support Cygwin.
 (10/15/03)	Strange behaviors with redirected stdin are fixed.
		Invisible file info. when set 'PRECEDEPATH' is fixed. (MS-DOS)
		Strange information in archive browser on IRIX is fixed.
		Freezing in archive browser with some format is fixed.
		Freezing in 'exec' builtin with redirection is fixed.

Ver. 2.04b	Failure to execute fdsh with no terminal is fixed.
 (09/17/03)	Freezing when use any history in -c option of fdsh is fixed.

Ver. 2.04a	Failure to compile on some environments using varargs is fixed.
 (07/24/03)	Failure to compile on FreeBSD 5.x is fixed.
		Failure to count amount of file system on Linux/Alpha is fixed.
		Bug that 'dir' builtin shows wrong timestamp is fixed. (MS-DOS)

Ver. 2.04	Add 'DUMBSHELL' and 'HISTFILE' internal variables.
 (06/25/03)	Add 'ENV'/'LINENO'/'PPID'/'PS4' internal variables for POSIX.
		Support dynamic variation of 'TERM' internal variable.
		Support 'PWD' internal varable for current directory.
		Support the variable completion with Tab on string input.
		Support Large File Summit (over 2GB) for some OS.
		The screen columns limit for file size is enlarged.
		Prepare some substitute functions for System V.
		Bug that no child can be executed on some System V is fixed.
		Bug that no control works when invoked from GNU Emacs is fixed.
		Bug that some customizer functions work incorrectly is fixed.
		Bug that some symbolic links is followed incorrectly is fixed.
		Bug that Kanji code in floppy drive on fdsh is wrong is fixed.
		Bug that some OS cannot write directory correctly is fixed.

Ver. 2.03b	Bug that %T, %M macros cannot be except in arguments is fixed.
 (05/15/03)	Bug that Japanese filename in floppy drive is broken is fixed.
		Bug that directory in floppy drive cannot be written is fixed.
		Abortion when the directory has some symbolic links is fixed.
		Support the unreliable signal() on System V.
		Bug that ${%}/${#} for null variable work strangely is fixed.

Ver. 2.03a	Bug that the default palette differs in color mode is fixed.
 (04/15/03)	Bug that the function name can include any character is fixed.
		Some troubles when missing the current directory is fixed.

Ver. 2.03	Add 'browse' builtin.
 (03/26/03)	Add 'readline', 'yesno' builtins.
		Add 'ANSIPALETTE' internal variable.
		Add 'TMPUMASK' internal variable.
		Add -f, -i, -e, -t, -b options in 'launch' builtin.
		Add %l, * in the format for archive browser registration.
		%T, %M macros are refined to be used in any statements.
		The maximum 1023 characters for a command macro is abolished.
		The maximum 255 characters for an input line is abolished.
		The archive browser is refined to refer FNAMEKCODE.
		Bug that FIND_FILE with '/' sometimes fails is fixed.
		Abortion in the wildcard with more than 31 characters is fixed.
		Bug that some pipes cannot close safely is fixed.
		Bug that some temporary directories remain is fixed.
		Support invoking from the shell with lazy terminal control.
		Some incompletion when reading recursive directories is fixed.
		Abortion in EDIT_CONFIG with the minimum screen size is fixed.
		Broken select menus with the minimum screen size is fixed.
		Bug that '%' cannot kill meta characters on MS-DOS is fixed.

Ver. 2.02b	Support cross-compiling.
 (02/26/03)	Support 64bit based OS.
		Reduce the minimum columns of a terminal to 34.
		The terminal erase character will be treated as a BS key.
		Bug for symbolic links in the archive file is fixed.
		Bug for symbolic links in the pseudo RockRidge is fixed.
		Abortion when failing to change directory is fixed.
		Bug that logical changing directory works incorrectly is fixed.
		The terminal control with suspending in shell will be strict.
		Bug that '\' cannot kill meta characters in wildcards is fixed.
		Mis-evaluation for && and || is fixed.
		Bug that a variable name cannot contain numerals is fixed.
		Bug that ${##} cannot work legally is fixed.
		Bug that the operator '|' of $(()) is treated as '^' is fixed.
		Bug that $(()) cannot treat negative values is fixed.
		Bug that $(()) cannot use octal/hexadecimal numbers is fixed.

Ver. 2.02a	Allow pack/unpack archive files into floppy drives.
 (12/25/02)	Temporary directory names will be generated randomly.
		Interruption in some internal commands via EXECUTE_SH is fixed.
		Abortion when reading recursive directories is fixed.
		Abortion when changing file attributions on some OS is fixed.

Ver. 2.02	Add 'pushd', 'popd' and 'dirs' builtins.
 (11/26/02)	Add -L, -P options in 'cd', 'pwd' builtins.
		Add -o physical option in 'set' builtin.
		Add %JA macro.
		Add 'MAIL', 'MAILPATH', 'MAILCHECK' internal variables.
		Add ${#foo}, ${foo%bar}, ${foo#bar} substitutions for POSIX.
		Add $(command), $((expression)) expansions for POSIX.
		Add 'dtype' builtin. (MS-DOS)
		Add /S, /4 options in 'dir' builtin. (MS-DOS)
		Expand the length of fdsh's command line into 255 characters.
		Temporary filenames will be generated randomly for security.
		Bug that '.' and '..' are invisible on floppy drives is fixed.
		Bug that no here-document can be used in statements is fixed.
		Broken path when invoked with a floppy drive argument is fixed.
		Bug that file preceding makes some commands illegal is fixed.
		Evaluation for arguments in shell command line is revised.
		Bug that each RRPATH and FNAMEKCODE works exclusively is fixed.
		Useless redirected CON on DJGPP and Borland C++ is fixed.
		Miscalculation of free disk space on floppy drives is fixed.
		Bug that customizer cannot save configurations is fixed.
		Bug that pure MS-DOS cannot write some directories is fixed.

Ver. 2.01c	Enlarge range of the filename shift for symbolic link.
 (10/01/02)	Mis-parsing for the archived file with '.' directory is fixed.
		Trivial fixes about the filename completion.
		Mis-repeating for the shell delimiter before/after %T is fixed.
		Stop evaluating any meta characters in renaming filename.
		Add the default archiver registration for .taz, .tgz.
		Mistaken format strings for .zip, .zoo are fixed.

Ver. 2.01b	Allow LOG_DIR in archive browser.
 (07/10/02)	Abortion in archive browser with inappropriate format is fixed.
		Bug not to extract directory in archive browser is fixed.
		Trivial fixes about the filename completion.

Ver. 2.01a	Abortion when accessing filenames like as "a:" is fixed.
 (06/10/02)	Freezing caused by syntax error in 'case' is fixed.

Ver. 2.01	Add true/false/command/getopts/newgrp/fc builtins for POSIX.
 (05/08/02)	Add -o, -b, -C options in 'set' builtin for POSIX.
		Add the redirectees of '>|', '&>|' for -C option.
		Add the redirectee of '&>>'.
		Add 'login', 'logout' and 'disown' builtins.
		Add the command separator '&|'.
		Change the old pipe identifier '&|' to '|&'.
		Change the overlapped variable name COLUMNS to DEFCOLUMNS.
		Escape from depending on ANSI.SYS. (MS-DOS)
		Missing .. on Windows NT is fixed. (MS-DOS)
		Missing LFN on Windows 2000/XP is fixed. (MS-DOS)
		Reference error of the history number is fixed.
		Untermination error of the builtin 'execmacro' is fixed.
		Unavailability of %M macro enclosed by %J macro is fixed.
		Unrepeated error for the description before/after %T is fixed.
		Illegal execution of 'trap 0' is fixed.
		Misjudgment for the exit status of child process is fixed.
		Abortion sometimes caused by filename completion is fixed.
		Mismatching [] with dot files is fixed.
		Bug that the last component of 'case' cannot omit ;; is fixed.
		Bug that alias name cannot consist every character is fixed.
		Support Linux/ia64.

Ver. 2.00b	Allow ambiguity in decoding JIS type encoded strings.
 (03/27/02)	Support to decode ISO-2022-JP-3 encoding.
		The different rule from Windows in generating LFN is adjusted.
		Evaluation error for shell variables is fixed.
		Bug that ADJTTY has been always effective is fixed.
		Probe error of readonly attribute in mount option is fixed.
		An expanding error of continuous wildcards is fixed.

Ver. 2.00a	Some fixes for HP-UX.
 (02/06/02)	Support terminfo(5) library.
		Restriction error of fd invoked from fdsh is fixed.
		Redirection on fdsh supports floppy drives.
		Strange display of filename completion list on fdsh is fixed.
		Support the terminal whose columns are over 255.
		Adjust some behaviors with a sub shell to Bourne shell.
		Substitution error of $$ in a sub shell is fixed.
		Some expanding errors of wildcards are fixed.
		Displaying error of some special keys in HELP_MESSAGE is fixed.
		Bug when select unsupported items in customizer is fixed.
		Bug when set INPUTKCODE in customizer is fixed.
		Bug that "make install" could not overwrite is fixed.
		Misspelling for several documents is fixed.
		Comment out all written in _fdrc for safety.

Ver. 2.00	The second edition release.
 (01/11/02)	Includes English documents.
