1 2 3 | ii linux-headers-3.13.0-74 3.13.0-74.118 all Header files related to Linux kernel version 3.13.0 ii linux-headers-3.13.0-74-generic 3.13.0-74.118 amd64 Linux kernel headers for version 3.13.0 on 64 bit x86 SMP ii linux-headers-generic 3.13.0.74.80 amd64 Generic Linux kernel headers |