If you use sys/param.h, you don't need sys/types.h

Initialize ci_randseed better using arc4random() + a trick. Remove the
libkern srandom() API since it is not suitable for this use.
ok kettenis miod

make random(9) return per-cpu values (by saving the seed in the cpuinfo),
which are uniform for the profclock on each cpu in a SMP system (but using
a different seed for each cpu). on all cpus, avoi

make random(9) return per-cpu values (by saving the seed in the cpuinfo),
which are uniform for the profclock on each cpu in a SMP system (but using
a different seed for each cpu). on all cpus, avoid seeding with a value out
of the [0, 2^31-1] range (since that is not stable)
ok kettenis drahn

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ansi and some missing protos

Remove the advertising clause in the UCB license which Berkeley
rescinded 22 July 1999. Proofed by myself and Theo.

$OpenBSD$

Remove extra underscore from _randseed

make -Wstrict-prototypes happy

srandom() seeds random() at boottime

initial import of NetBSD tree