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

@@ -43,10 +43,11 @@
 LDLIBS_pmap     = -lproc
 LDLIBS_pmadvise = -lproc
 LDLIBS_ppriv    = -lproc
 LDLIBS_preap    = -lproc
 LDLIBS_prun     = -lproc
+LDLIBS_psecflags        = -lproc -lproject
 LDLIBS_psig     = -lproc
 LDLIBS_pstack   = -lproc -lc_db
 LDLIBS_pstop    = -lproc
 LDLIBS_ptime    = -lproc
 LDLIBS_ptree    = -lproc -lcontract