Merge OpenBSM 1.0 alpha 6 changes for BSM token creation to
src/sys/security/audit:

• Clarify and clean up AUR_ types to match Solaris.
• Clean up use of host vs. network byte order for IP addresses.
• Remove combined user/kernel implementations of some token creation calls, such as au_to_file(), header calls, etc.

Obtained from: TrustedBSD Project