do not have the kernel you wish to compile against in either
/usr/src/sys or /sys, then you will need to set SYSDIR to point to the
sys directory of the source tree that contians the source.
Also, minor tweaks to the load/unload targets from Bruce.
I've had this through several make worlds, as well as using it on a
daily basis for the past couple of weeks to build modules needed for
testing at Timing Solutions.
Reviewed and revised by: bde
Work sponsored by: Timing Solutions