7029 want per-process exploit mitigation features (secflags)
7030 want basic address space layout randomization (aslr)
7031 noexec_user_stack should be a secflag
7032 want a means to forbid mappings around NULL.

@@ -358,10 +358,11 @@
 307:AUE_SETSID:setsid(2):pm
 308:AUE_SETPGID:setpgid(2):pm
 309:AUE_FACCESSAT:faccessat(2):no
 310:AUE_AUDITON_GETAMASK:auditon(2) - get default user preselection mask:aa
 311:AUE_AUDITON_SETAMASK:auditon(2) - set default user preselection mask:as
+312:AUE_PSECFLAGS:psecflags(2) - set process security flags:pm
 #
 # user level audit events
 #       2048 -  6143    Reserved
 #
 #       6000 -  7999    allocated for Solaris