-/dev/fd0 /mnt/floppy auto users,noauto,exec 0 0
-/dev/external /mnt/external auto users,noauto,exec,rw,uid=USERNAME,gid=USERNAME 0 0
-/dev/external1 /mnt/external1 auto users,noauto,exec,rw,uid=USERNAME,gid=USERNAME 0 0
-/dev/cdrom /mnt/cdrom auto users,noauto,exec,ro 0 0
-/dev/dvd /mnt/dvd auto users,noauto,exec,ro 0 0
+/dev/fd0 /mnt/floppy auto user,noauto,exec 0 0
+/dev/external /mnt/external auto user,noauto,exec,rw,uid=USERNAME,gid=USERNAME 0 0
+/dev/external1 /mnt/external1 auto user,noauto,exec,rw,uid=USERNAME,gid=USERNAME 0 0
+/dev/cdrom /mnt/cdrom auto user,noauto,exec,ro 0 0
+/dev/dvd /mnt/dvd auto user,noauto,exec,ro 0 0