5ad4b8c16b
points available for enforcement: mac_biba_check_sysarch_ioperm() - Require Biba privilege to make use of privileged machine-dependent interfaces, protecting against bypass of the policy via various mechanisms. mac_biba_check_system_swapoff() - Require Biba privilege to disable swapping against a vnode target. Obtained from: TrustedBSD Project Sponsored by: DARPA, Network Associates Laboratories