DOS File Attributes

	Directory Attribute Flags

	│7│6│5│4│3│2│1│0│ Directory Attribute Flags
	 │ │ │ │ │ │ │ └─── 1 = read only
	 │ │ │ │ │ │ └──── 1 = hidden
	 │ │ │ │ │ └───── 1 = system
	 │ │ │ │ └────── 1 = volume label  (exclusive)
	 │ │ │ └─────── 1 = subdirectory
	 │ │ └──────── 1 = archive
	 └─┴───────── unused

	Directory Time Format

	│F│E│D│C│B│A│9│8│7│6│5│4│3│2│1│0│ Directory Time Format
	 │ │ │ │ │ │ │ │ │ │ │ └─┴─┴─┴─┴─── seconds (2 second increments)
	 │ │ │ │ │ └─┴─┴─┴─┴─┴──────────── minutes (0-59)
	 └─┴─┴─┴─┴─────────────────────── hours (0-23)

	Directory Date Format

	│F│E│D│C│B│A│9│8│7│6│5│4│3│2│1│0│ Directory Date Format
	 │ │ │ │ │ │ │ │ │ │ │ └─┴─┴─┴─┴─── Day (1-31)
	 │ │ │ │ │ │ │ └─┴─┴─┴──────────── Month (1-12)
	 └─┴─┴─┴─┴─┴─┴─────────────────── Year (less 1980)


	- with respect to the findfirst() and findnext() functions normal
	  files are always included along with the requested attributes
	  except when the LABEL attribute is requested.  It's up to the
	  programmer to determine which files are match the requested
	  attributes.