Petar Jovanovic 71be91d2dd make outputs of drd/tests/fork* deterministic
Wait for children to finish before terminating the main process.

This fixes occasional failures of the following tests:

drd/tests/fork-parallel                  (stderr)
drd/tests/fork-serial                    (stderr)
2018-12-12 17:53:43 +00:00
..
2018-06-14 17:40:08 +00:00
2017-05-08 17:21:59 +00:00
2017-05-08 17:21:59 +00:00
2018-12-01 10:45:51 -08:00
2017-05-05 22:13:20 +00:00