uname -aLinux comp-dual-core--587bb0.localdomain 4.4.211-std-def-alt0.M80C.1 #1 SMP Thu Jan 23 13:58:53 UTC 2020 x86_64 GNU/Linux
Checking Linux kernel headers presence...Unable to find valid kernel headers for kernel 4.4.211-std-def-alt0.M80C.1Installation ABORTED.
apt-get install kernel-headers-std-def kernel-headers-modules-std-def
Спасибо за отклик, вы мне очень помогли.