Add errno=0 before calling getpwnam() in previous patch.

[users/jgh/exim.git] / test / stdout / 0200

xx@host.test.ex is undeliverable:
  mail domain "host.test.ex._bad" is syntactically invalid
yy@host.test.ex cannot be resolved at this time:
  lookup of host "bad_host.test.ex" failed in domainlist router: syntax error in name