BUILD-OK
=== free pages BEFORE      : 843954
=== GOOD phase: 250000 sends x 4148B to '.' (control) ===
control socket fd=3 mode=good
phase GOOD path=. ...
[good] sendto ok=250000 fail=0 (250000 iters, 4148 bytes each)
done
=== free pages AFTER GOOD  : 843906
=== BAD phase: 250000 sends x 4148B to bogus path (leak) ===