K 10
svn:author
V 6
mhorne
K 8
svn:date
V 27
2020-07-19T23:19:09.022765Z
K 7
svn:log
V 252
Make efirt module dependent on MK_EFI

MK_EFI was added to kern.opts.mk in r331099, but is currently unused.
Take advantage of that fact and gate the build of efirt behind it.

Reviewed by:	imp
Differential Revision:	https://reviews.freebsd.org/D24673

END