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.

@@ -139,11 +139,13 @@
 #define SNF     97              /* print AT_SYMLINK_[NO]FOLLOW flag */
 #define SKC     98              /* print sockconfig subcode */
 #define ACF     99              /* accept4 flags */
 #define PFD     100             /* pipe fds[2] */
 #define GRF     101             /* getrandom flags */
-#define HID     102             /* hidden argument, don't print */
+#define PSDLT   102             /* secflagsdelta_t */
+#define PSFW    103             /* psecflagswhich_t */
+#define HID     104             /* hidden argument, don't print */
                                 /* make sure HID is always the last member */
 
 /*
  * Print routines, indexed by print codes.
  */