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author	jilles <jilles@FreeBSD.org>
	Fri, 6 Sep 2013 21:02:06 +0000 (21:02 +0000)
committer	jilles <jilles@FreeBSD.org>
	Fri, 6 Sep 2013 21:02:06 +0000 (21:02 +0000)
commit	a0c0abfff1f209c44763018cdf616c7fe5f16640
tree	cc3e6c5d69e4d0eee1e3bcb2c052aeb0be9035c8	tree \| snapshot
parent	015eb27a8b0450258dd29fd9db494e07060a4a45	commit \| diff

libc: Use SOCK_CLOEXEC for various internal file descriptors.

This change avoids undesirably passing some internal file descriptors to a
process created (fork+exec) by another thread.

Kernel support for SOCK_CLOEXEC was added in r248534, March 19, 2013.

lib/libc/net/getaddrinfo.c		diff \| blob \| history
lib/libc/net/if_nametoindex.c		diff \| blob \| history
lib/libc/net/name6.c		diff \| blob \| history
lib/libc/net/nscachedcli.c		diff \| blob \| history

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