ii  linux-headers-2.6.35-22               2.6.35-22.33                                    Header files related to Linux kernel version 2.6.35
ii  linux-headers-2.6.35-22-generic       2.6.35-22.33                                    Linux kernel headers for version 2.6.35 on x86/x86_64
ii  linux-headers-generic                 2.6.35.22.23                                    Generic Linux kernel headers
ii  virtualbox-guest-additions            3.2.8-1                                         guest additions iso image for VirtualBox
ii  virtualbox-ose                        3.2.8-dfsg-2ubuntu1                             x86 virtualization solution - base binaries
ii  virtualbox-ose-dkms                   3.2.8-dfsg-2ubuntu1                             x86 virtualization solution - kernel module sources for dkms
ii  virtualbox-ose-guest-utils            3.2.8-dfsg-2ubuntu1                             x86 virtualization solution - non-X11 guest utilities
ii  virtualbox-ose-guest-x11              3.2.8-dfsg-2ubuntu1                             x86 virtualization solution - X11 guest utilities
ii  virtualbox-ose-qt                     3.2.8-dfsg-2ubuntu1                             x86 virtualization solution - Qt based user interface