PROTECT [-R] [-S] filename1 [filename2] ... [+|-|=|h|s|p|a|r|w|e|d] [+|...

* Allows you to alter/see the protection bits associated with a file
  or a directory. To see it, you can also use  LIST .
  You can use  wild cards  to process multiple files.
* See  COPY   how to use -r and -s.
* PROTECT filename +bits_to_set -bits_to_clear
  Sets all bits_to_set and resets all bits_to_clear.
  You can give one + or one - or both or both not.
* PROTECT filename =bits_to_be
  Sets all bits_to_be and resets all other bits

eg.     protect game +hp -rwd
        protect monitor =srwe
        protect -r df0:* -d

Bits:   "h"     hidden  V1.3
        "s"     script  V1.3
        "p"     pure    V1.3
        "a"     archive V1.3 -> is reset when file is changed
        "r"     readable
        "w"     writable
        "e"     executable   -> will be checked before executing
        "d"     deletable