couple of FreeBSD-specific modifications that may be merged out
later). These include files define the basic audit data
structures, types, and definitions use by the kernel, or shared
by the kernel and user space.
Obtained from: TrustedBSD Project, Apple Computer, Inc.
in order to modify the system call table to include event identifiers.
The full audit.h will be merged at a later date.
Obtained from: TrustedBSD Project