utilities for making and checking MS-DOS FAT filesystems The dosfstools package includes the mkdosfs (aka mkfs.dos and mkfs.vfat) and dosfsck (aka fsck.msdos and fsck.vfat) utilities, which respectively make and check MS-DOS FAT filesystems on hard drives or on floppies. This version uses the enhanced boot sector/superblock format of DOS 3.3+ as well as provides a default dummy boot sector code.