Version list for Copyit v4.3a PD 2007:

  Version v1.0a - v1.9a:

   Initial creation.

  Version v1.9b

   Cures problem with out of string space during /3 strip ascii values by
   reducing the read/write buffer from 32k to 4k and optimizes the buffer
   for FAT32.

  Version v1.9c

   Fixes problem with [] DOS command not restoring the current drive Copyit
   started from after exiting from the DOS shell.

  Version v2.0a

   Adds Control-Break processing and the /~ switch.

   Additional interrupt 1B Control-Break trapping added.

   Fixed nul redirected input.

  Version v2.1a

   Adds current date to /e when specified as 99/99/9999.

   Adds date filename pattern matching with /e1: amd /e2:

  Version v2.2a

   Adds register storage during more prompt and error display.

  Version v2.3a

   Fixes the preservation of file date\time.

   Repairs directory attributes not being copied.

  Version v2.4a

   Adds current date\time defaults to /5 and /6.

   Changes format of /5 switch to mm/dd/yyyy.

   Fixes /6 not parsing time format correctly.

   Fixes combinations of /5, /6, with /7, /8, and /9 switches.

   Adds /s1, /s2, /s3 date\time override switches for /e, and /t switches.

   Adds /z1, /z2, /z3 synchronize override switches for /a, and /a? switches.

   Repairs storage of file time in milliseconds.

   Fixes trapping of extra characters in command line.

   Fixes comspec variable when calling command.com.

  Version v2.5a:

   Adds millisecond timing to /t switch used with /s1, /s2, and /s3.

   Adds millisecond timing to /a, /a? switches used with /z1, /z2, and /z3.

   Removes seconds from all last modified time variables.

  Version v2.6a:

   Extended the /L switch for more specific display info.

   Restores file/dir destination array order.

   Corrects error when opening/closing output file.

   Increments excluded file list to 128 characters.

  Version v2.7a:

   Cleans command line parsing.

   Changes DOS commands to /[<command>] switch.

  Version v2.8a:

   Fixes combinations of /s and /o causing syntax error.

  Version v2.9a:

   Adds /o1 and /o2 for wide display and 8.3 filename display.

   Removes /o switch.

   Adds /x1 and /x2 for truncated source filename display.

   Removes /x switch.

   Rewrote help screens for Copyit /?

  Version v3.0a:

   Adds /g switch for \\server\share\ destination copying.

   Also allows <filelist> to include \\server\share\ source filenames.

  Version v3.1a:

   Repairs network paths in command shell.

  Version v3.2a:

   Cleans up output file display for network paths.

  Version v3.3a:

   Fixes /d default when omitted and /g specified.

   Now allows omission of /d and /f when /g specified.

  Version v3.4a:

   Also allows omission of /d, /f, and /g.

   Now allows /d w/o parameter during /g specification.

   Now allows /g w/o parameter for default server name/share drive.

  Version v3.5a:

   Traps nul command line.

   Fixes some output after Control-Break.

  Version v3.6a:

   Allows Nul command line during redirected input.

  Version v3.7a:

   Allows Nul command line during environment variable and config file input.

  Version v3.8a:

   Adds /@ switch to enable filelists.

   Adds /@2 switch to disable filelist pattern matching.

   Adds /# switch to disable filelist prompts.

  Version v3.9a:

   Fixes command switch replacement characters.

  Version v4.0a:

   Detects windows before DOS to remain compatible with XP.

  Version v4.1a:

   Parses quotes in path variable.

   Adds variable for /_ to override windows detected.

   Moves read config file to subroutine to avoid switch parsing errors.

  Version v4.2a:

   Also parses ;; nul paths in path environment variable.

   Does not delete destination file in error when appending.

  Version v4.3a:

   Adds /v1 switch to append and resume to destination file.

   Adds /v2 switch to append and resume from specified byte position.

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