fdwrite(1) on FreeBSD
The text 38f004fd897a, as FreeBSD 5.2.1-RELEASE, FreeBSD 5.2-RELEASE, FreeBSD 5.1-RELEASE, FreeBSD 5.0-RELEASE shipped it.
format and write floppy disks
Flags it lists
-
-d -
-f -
-v -
-y