ii  linux-headers-2.6.35-22               2.6.35-22.35                                             Header files related to Linux kernel version 2.6.35
ii  linux-headers-2.6.35-23               2.6.35-23.41                                             Header files related to Linux kernel version 2.6.35
ii  linux-headers-2.6.35-24               2.6.35-24.42                                             Header files related to Linux kernel version 2.6.35
ii  linux-headers-2.6.35-25               2.6.35-25.44                                             Header files related to Linux kernel version 2.6.35
ii  linux-headers-2.6.35-26               2.6.35-26.46                                             Header files related to Linux kernel version 2.6.35
ii  linux-headers-2.6.35-27               2.6.35-27.48                                             Header files related to Linux kernel version 2.6.35
ii  linux-headers-2.6.35-28               2.6.35-28.50                                             Header files related to Linux kernel version 2.6.35
ii  linux-headers-2.6.35-29               2.6.35-29.51                                             Header files related to Linux kernel version 2.6.35
ii  linux-headers-2.6.38-9                2.6.38-9.43                                              Header files related to Linux kernel version 2.6.38
ii  linux-headers-2.6.38-9-generic        2.6.38-9.43                                              Linux kernel headers for version 2.6.38 on x86/x86_64
ii  linux-headers-generic                 2.6.38.9.23                                              Generic Linux kernel headers
rc  virtualbox-3.1                        3.1.8-61349~Ubuntu~karmic                                Sun VirtualBox
rc  virtualbox-3.2                        3.2.12-68302~Ubuntu~karmic                               Oracle VM VirtualBox
rc  virtualbox-4.0                        4.0.6-71344~Ubuntu~maverick                              Oracle VM VirtualBox
ii  virtualbox-ose                        4.0.4-dfsg-1ubuntu4                                      x86 virtualization solution - base binaries
ii  virtualbox-ose-qt                     4.0.4-dfsg-1ubuntu4                                      x86 virtualization solution - Qt based user interface