NAME
	  null - Data sink

     DESCRIPTION
	  Data written on a null special file are discarded.

	  Reads	from a null special file always	return 0 (zero)	bytes.

     EXAMPLES
	  To read a device and discard all the data using the dd com-
	  mand:

	       dd if=/dev/rz1c of=/dev/null

	  To create a zero length file using the cat command:

	       cat > foo < /dev/null

     FILES
	  /dev/null