= {XCOpy|COPy} source target [/y[-]] [/r[-]] [/d] [/t] [/+] [/:]
                                [/s] [/s-] [/n] [/b]

       /y   replace if same name file already exist.
            stop copy with no /y if same name file already exist.
       /y-  skip copy when same name file exist and continue process.
       /r   same as /y
       /r-  same as /y-
       /b   TSO file tarnsfer without conversion.
       /c   if copy source is dir or wildcard,create source dir in
            target dir if same name dir is not exist in target dir.
       /d   (effective other than OS/2)select only files source is new.
            Note) for remote upload,file timestamp is not preserved
                  and current time is set.
       /+   append  if same name file already exist.
       /:   it is needed if you copr between root directory.
       /s   copy sub directory
       /s-  donot copy sub directory(default)

#if defined(W32)||defined(UNX)
       /t   Text mode. for remote<-->local copy only.
            LF(0x0a)<-->CRLF(0x0d0a)conversion may occur.
#endif

#ifdef UNX
       /n   bypass copy file info.
#endif
               copy is denied when traget is read only.
               hidden file,empty sub directory is copied also.
               copy is denied when target has system and/or hidden
               attribute and source dose not have corresponding
               attribute even if /r is specified.
               When source is directory and target is not exist,
               target directory is created.Copy to file from directory
               is not valid.(It is the diffrence from native COPY cmd,
               COPY cmd trated like as XCOPY).
               To override existing file,specify /y or /r after target
               filename like as XCOve cmd..
               Without /+ option,File attribute like as timestamp is
               copied.
#ifdef UNX
               To skip copy file info,specify -n option.
               Permission err may occur to copy file info even if
               copy is avail case.
#endif

     (note)-additional to OS/2 or Windows DOS XCOPY command.
            (1)copy sub-directory time-stamp and attribute.
               for top-directory it is copied only when target is new
               and /s option specified.
               (under DOS and Windows,time-stamp/attribute for directory
                is not copied)
            (2)hidden/system files are copied unconditionaly.
           -COPy command on the screen BROWSE/EDIT is of Edit Command.