George V. Neville-Neil 844d43d94b Fix for PR 138526. ... Add the ability for /dev/null and /dev/zero to accept being set into non blocking mode via fcntl(). This brings the code into compliance with IEEE Std 1003.1-2001 as referenced in another PR, 94729. Reviewed by: jhb MFC after: 1 week		2012-01-11 15:00:16 +00:00
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null.c