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-2.6.32-31               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-2.6.32-32               2.6.32-32.62                                       Header files related to Linux kernel version
ii  linux-headers-2.6.32-32-generic       2.6.32-32.62                                       Linux kernel headers for version 2.6.32 on x
ii  linux-headers-2.6.39-020639           2.6.39-020639.201105190911                         Header files related to Linux kernel version
ii  linux-headers-2.6.39-020639-generic   2.6.39-020639.201105190911                         Linux kernel headers for version 2.6.39 on x
ii  linux-headers-generic                 2.6.32.32.38                                       Generic Linux kernel headers
ii  virtualbox-ose                        3.1.6-dfsg-2ubuntu2                                x86 virtualization solution - base binaries
iF  virtualbox-ose-dkms                   3.1.6-dfsg-2ubuntu2                                x86 virtualization solution - kernel module 
rc  virtualbox-ose-qt                     3.1.6-dfsg-2ubuntu2                                x86 virtualization solution - Qt based user