linux-suse:/tmp # fdisk /dev/sdb

WARNING: DOS-compatible mode is deprecated. It's strongly recommended to
         switch off the mode (command 'c') and change display units to
         sectors (command 'u').

Command (m for help): p

Disk /dev/sdb: 640.1 GB, 640135028736 bytes
255 heads, 63 sectors/track, 77825 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xf9732c60

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1               1       31871   256003776    7  HPFS/NTFS
/dev/sdb2           31872       34482    20972857+  83  Linux
/dev/sdb3           34483       54064   157292415   83  Linux
/dev/sdb4           54065       65920    95233320    f  W95 Ext'd (LBA)
/dev/sdb5           54065       65920    95233288+   7  HPFS/NTFS

Command (m for help): n
No free sectors available

Command (m for help): u
Changing display/entry units to sectors

Command (m for help): p

Disk /dev/sdb: 640.1 GB, 640135028736 bytes
255 heads, 63 sectors/track, 77825 cylinders, total 1250263728 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xf9732c60

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1              63   512007614   256003776    7  HPFS/NTFS
/dev/sdb2       512007615   553953329    20972857+  83  Linux
/dev/sdb3       553953330   868538159   157292415   83  Linux
/dev/sdb4       868538160  1059004799    95233320    f  W95 Ext'd (LBA)
/dev/sdb5       868538223  1059004799    95233288+   7  HPFS/NTFS

Command (m for help):