Mount responds with the following.
rootfs on / type rootfs (rw,size=447456k,nr_inodes=111864)
tmpfs on / type tmpfs (rw,relatime,size=813176k)
proc on /proc type proc (rw,relatime)
sysfs on /sys type sysfs (rw,relatime)
devpts on /dev/pts type devpts (rw,relatime,mode=600)
tmpfs on /dev/shm type tmpfs (rw,relatime)
/dev/hdc on /mnt/hdc type iso9660 (ro,relatime)
/dev/loop0 on /tmp/tcloop/kmaps type squashfs (ro,relatime)
/dev/sdf2 on /mnt/sdf2 type vfat (rw,relatime,fmask=0000,dmask=0000,allow_utime=0022,codepage=cp437,iocharset=iso8859-1,shortname=mixed,errors=remount-ro)
Also you are right, about me having extensions on the cd. It is a remastered tinycorelinux with kmaps for dvorak.
Not sure if that helps.