ii  linux-headers-2.6.32-28                2.6.32-28.55                                    Header files related to Linux kernel version
ii  linux-headers-2.6.32-28-generic        2.6.32-28.55                                    Linux kernel headers for version 2.6.32 on x
ii  linux-headers-2.6.32-30                2.6.32-30.59                                    Header files related to Linux kernel version
ii  linux-headers-2.6.32-30-generic        2.6.32-30.59                                    Linux kernel headers for version 2.6.32 on x
ii  linux-headers-2.6.32-31                2.6.32-31.61                                    Header files related to Linux kernel version
ii  linux-headers-2.6.32-31-generic        2.6.32-31.61                                    Linux kernel headers for version 2.6.32 on x
ii  linux-headers-2.6.38-8                 2.6.38-8.42~lucid1                              Header files related to Linux kernel version
ii  linux-headers-2.6.38-8-generic         2.6.38-8.42~lucid1                              Linux kernel headers for version 2.6.38 on x
ii  linux-headers-generic                  2.6.32.31.37                                    Generic Linux kernel headers
ii  virtualbox-guest-additions             3.1.6-1                                         guest additions iso image for VirtualBox
ii  virtualbox-ose                         3.1.6-dfsg-2ubuntu2                             x86 virtualization solution - base binaries
ii  virtualbox-ose-dkms                    3.1.6-dfsg-2ubuntu2                             x86 virtualization solution - kernel module 
ii  virtualbox-ose-guest-dkms              3.1.6-dfsg-2ubuntu2                             x86 virtualization solution - guest addition
ii  virtualbox-ose-guest-utils             3.1.6-dfsg-2ubuntu2                             x86 virtualization solution - non-X11 guest 
ii  virtualbox-ose-guest-x11               3.1.6-dfsg-2ubuntu2                             x86 virtualization solution - X11 guest util
ii  virtualbox-ose-qt                      3.1.6-dfsg-2ubuntu2                             x86 virtualization solution - Qt based user