uts: Allow for address space randomisation.
Randomise the base addresses of shared objects, non-fixed mappings, the
stack and the heap.  Introduce a service, svc:/system/process-security,
and a tool psecflags(1) to control and observe it

@@ -129,10 +129,11 @@
 int secpolicy_ppp_config(const cred_t *);
 int secpolicy_proc_access(const cred_t *);
 int secpolicy_proc_excl_open(const cred_t *);
 int secpolicy_proc_owner(const cred_t *, const cred_t *, int);
 int secpolicy_proc_zone(const cred_t *);
+int secpolicy_psecflags(const cred_t *, struct proc *, struct proc *);
 int secpolicy_pset(const cred_t *);
 int secpolicy_rctlsys(const cred_t *, boolean_t);
 int secpolicy_resource(const cred_t *);
 int secpolicy_resource_anon_mem(const cred_t *);
 int secpolicy_rpcmod_open(const cred_t *);