jilles b8a27f5dee libc/resolv: Use poll() instead of kqueue().
The resolver in libc creates a kqueue for watching a single file descriptor.
This can be done using poll() which should be lighter on the kernel and
reduce possible problems with rlimits (file descriptors, kqueues).

Reviewed by:	jhb
2014-01-14 22:05:33 +00:00
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