K 10
svn:author
V 6
jilles
K 8
svn:date
V 27
2013-08-16T13:10:30.573187Z
K 7
svn:log
V 241
Add dup3(), based on F_DUP2FD and F_DUP2FD_CLOEXEC fcntls.

I removed functionality not proposed for POSIX in Austin group issue #411.
A man page (my own) and test cases will follow in later commits.

PR:		176233
Submitted by:	Jukka Ukkonen

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