df(1) on FreeBSD
The text 9a2b21f0b1d8, as FreeBSD 4.7-RELEASE, FreeBSD 4.6.2-RELEASE, FreeBSD 4.6-RELEASE shipped it.
display free disk space
Flags it lists
-
-H -
-P -
-a -
-b -
-g -
-h -
-i -
-k -
-l -
-m -
-n -
-t