Due to the size difference between a struct timeval on FreeBSD/Alpha
(2 longs for a total of 128 bits) and a struct timeval nearly
everywhere else in the known universe (2 ints, for a total of 64-bits,
even on DEC OSF/1), and the way zephyr uses timevals, it needs a bit
of help.
Submitted by: Adrew Gallatin <gallatin@cs.duke.edu>
Obtained from: NetBSD
