1# $FreeBSD$
2
3# Search for kernel source tree in standard places.
4.for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. ${.CURDIR}/../../../.. \
5    ${.CURDIR}/../../../../.. /sys /usr/src/sys
6.if !defined(SYSDIR) && exists(${_dir}/kern/) && exists(${_dir}/conf/kmod.mk)
7SYSDIR=	${_dir}
8.endif
9.endfor
10.if !defined(SYSDIR) || !exists(${SYSDIR}/kern/) || \
11    !exists(${SYSDIR}/conf/kmod.mk)
12.error Unable to locate the kernel source tree. Set SYSDIR to override.
13.endif
14
15.include "${SYSDIR}/conf/kmod.mk"
16
17.include <bsd.sys.mk>
18