mkdosfs -F 32 /dev/sda1还是msdos？

flyhighxu

看介绍mkdosfs -F 32 /dev/sda1是把分区格式化成FAT32，怎么我操作了后。
strace mount /dev/sda1 /foo显示还是以msdos方式挂载的？
mkdosfs版本
mkdosfs 2.11 (12 Mar 2005)
No device specified!
Usage: mkdosfs [-A] [-c] [-C] [-v] [-I] [-l bad-block-file] [-b backup-boot-
sector]
       [-m boot-msg-file] [-n volume-name] [-i volume-id]
       [-s sectors-per-cluster] [-S logical-sector-size] [-f number-of-FATs]

       [-h hidden-sectors] [-F fat-size] [-r root-dir-entries] [-R reserved-
sectors]
       /dev/name [blocks]