Ubuntu 20.04 Install Guest Additions for VirtualBox

Ubuntu 20.04 Install Guest Additions for VirtualBox时有报错:

This system is currently not set up to build kernel modules.
Please install the gcc make perl packages from your distribution.
VirtualBox Guest Additions: Running kernel modules will not be replaced until the system is restarted.


# sudo apt install virtualbox-guest-utils virtualbox-guest-dkms
#sudo ./VBoxLinuxAdditions.run