Change the device as apropriate.
Example output:
Code:
root@cyberman:/home/david/> fdisk -l /dev/hda
Disk /dev/hda: 255 heads, 63 sectors, 7474 cylinders
Units = cylinders of 16065 * 512 bytes
Device Boot Start End Blocks Id System
/dev/hda1 * 1 1216 9767488+ c Win95 FAT32 (LBA)
/dev/hda2 1217 1824 4883760 83 Linux
/dev/hda3 1825 2432 4883760 83 Linux
/dev/hda4 2433 7474 40499865 5 Extended
/dev/hda5 2433 3648 9767488+ 83 Linux
/dev/hda6 3649 4864 9767488+ 83 Linux
/dev/hda7 4865 6688 14651248+ 83 Linux
/dev/hda8 6689 6810 979933+ 82 Linux swap
/dev/hda9 6811 7474 5333548+ 83 Linux