11/3/71	DF (I)
NAME	df -- disk free
SYNOPSIS	df [ filesystem ]
DESCRIPTION	prints out the number of free blocks available on a filesystem. If the file system is unspecified, the free space
	on /dev/rf0 and /dev/rk0 is printed.
FILES	/dev/rf0, /dev/rk0
SEE_ALSO	check
DIAGNOSTICS
BUGS
OWNER	ken, dmr