Unable to install module vboxhost/6.1.14_OSE for kernel 5.4.64-1-MANJARO: Missing kernel headers

[MrE]

@Fabby

@j77h unless J77 can edit the wiki? (Unsure if you need to be TL2 or TL3)

@philm

For TL3s and up: This is a wiki post; please edit as necessary.