Kris Kennaway 6ad135868c fork() -> vfork()
This would have been commit #2 which was "Obtained from: BSD/OS" except
their code is buggy (they call err() if the execl() fails, which will
incorrectly call exit()), so instead this is:

Obtained from:	NetBSD
2000-05-19 09:42:53 +00:00
..
2000-05-19 09:42:53 +00:00