用于ARM linux的fsck_fat磁盘检查工具代码，可以在用于修复FAT磁盘，包含FAT文件系统相关内容，适合学习文件系统使用-The fsck_fat for ARM linux disk check tool code, the disk can be used to repair the FAT, FAT file system that contains relevant content for learning to use the file system

dosfsck源代码 主要用于修复 坏的cluster -dosfsck source code is mainly used to repair a bad cluster