alecv79

Uninstalling modules from DKMS
  removing old DKMS module vboxhost version  4.1.18

------------------------------
Deleting module version: 4.1.18
completely from the DKMS tree.
------------------------------
Done.
Attempting to install using DKMS

Creating symlink /var/lib/dkms/vboxhost/4.1.18/source ->
                 /usr/src/vboxhost-4.1.18

DKMS: add Completed.
You can use the --kernelsourcedir option to tell DKMS where it's located, or you could install the linux-headers-2.6.32-42-generic package.
Failed to install using DKMS, attempting to install without
Makefile:172: *** Error: unable to find the sources of your current Linux kernel. Specify KERN_DIR=<directory> and run Make again.  Arresto.