The owner, modification time, and mode are restored, if possible. If no file argument is given, the entire content of the archive is extracted. Note that if multiple entries specifying the same file are in the archive, the last one overwrites all previous versions extracted. This option allows tar to work across a communications channel where the blocking may not be maintained. D Directory output in original tar style.
C Use to perform a directory change prior to archiving data.
When F is specified, tar skips all SCCS directories, core files, and error files. H Help mode. Print a summary of the function keys and options. M Next argument specifies maximum archive number to be written and prints current archive number on output line. Output directories in previous tar format.