Martin Buchholz 5d3c63cac6 8043780: Use open(O_CLOEXEC) instead of fcntl(FD_CLOEXEC)
Use open(O_CLOEXEC) where available; fall back to FD_CLOEXEC when necessary

Reviewed-by: rasbold, dholmes
2014-07-01 13:29:24 -07:00
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