1) floppy , 2) -fstype=vfat, 3) :/dev/df0
The mount point used to access the device. In this case, /auto/floppy.
Mounting options. In this case, the drive is configured for a typical DOS floppy disk.
The location of the filesystem to mount. In this case, it is the first local floppy drive, fd0. The colon indicates that the floppy is a local device.