[Midnightbsd-cvs] src: kern.pre.mk: fix path for kernel builds with ath(4)

[laffer1 at midnightbsd.org]

Log Message:
-----------
fix path for kernel builds with ath(4)

Modified Files:
--------------
    src/sys/conf:
        kern.pre.mk (r1.3 -> r1.4)
        (http://cvsweb.midnightbsd.org/src/sys/conf/kern.pre.mk?r1=1.3&r2=1.4)