.It Ar KERNEL

(str) Controls which kernel configurations will be

built by

.Cm  "${MAKE} buildkernel"

and installed by 

.Cm "${MAKE} installkernel" .

For example,

.Bd -literal -offset indent

KERNEL=MINE DEBUG GENERIC OTHERMACHINE

.Ed

will build the the kernels specified by the config files

.Pa MINE , DEBUG , GENERIC 

and

.Pa OTHERMACHINE ,

and install the kernel specified by the config file

.Pa MINE .

It defaults to

.Pa GENERIC .