Only a certain number of predefined sizes are supported by this flag for others use the -h/-t/-s flags. Specifies the size of the DOS file system to format. If you omit the -v switch, mformat will assign no label to the disk. A volume label identifies the disk and can be a maximum of 11 characters. The following options are the same as for MS-DOS's format command: Options v The following options are supported: (The S, 2, 1 and M options may not exist if this copy of mtools has been compiled without the USE_2M option) Mformat adds a minimal MS-DOS file system (boot sector, FAT, and root directory) to a diskette that has already been formatted by a Unix low-level format. The mformat command is used to add an MS-DOS file system to a low-level formatted diskette. See the end of this man page for details. This manpage has been automatically generated from mtools's texinfo documentation, and may not be entirely accurate or complete. Add an MSDOS filesystem to a low-level formatted floppy disk Note of warning

3 1 2 floppy disk not formatted