Log message:
Update devel/ivykis to 0.40.

- Don't forget to ship src/pthr.h in 'make dist' generated tarballs.
- test/Makefile.am: Include dependencies for all test programs.
- Guard against multiple inclusion of mutex.h and pthr.h.
- Rename mutex_*() functions to __mutex_*().
- test/avl: Reduce test AVL tree size.
- Turn iv_validate_now() into a no-op.
- iv_fd: Let ->poll() return whether a timeout could have occurred.
- iv_fd: Allow timeout handling optimizations in poll methods.
- epoll: Implement ->set_poll_timeout() using timerfd_create(2).
- kqueue: Implement ->set_poll_timeout() using EVFILT_TIMER.
- port: Implement ->set_poll_timeout() using timer_create(3C).
- spinlock.h: Fix pthread_sigmask() pointer aliasing issue.
- Use a maxium event polling timeout of a day.
- iv_task: Allow task registered by another task to run immediately.
- Split off implementations of iv_thread_get_id() into separate files.
- Further mangle names of the __mutex_*() functions.
- Add EINTR check loops to a few more write(2) call instances.
- test/: Avoid long long printf format specifiers.

Log message:
Ignore epoll_create on non-Linux, too. Fixes SmartOS. Bump PKGREVISION.

Log message:
Explicitly avoid inotify on anything non-Linux. Fixes build.

Log message:
Import ivykis 0.39 as devel/ivykis.

ivykis is a thin wrapper over various OS'es implementation of I/O
readiness notification facilities (such as poll(2), kqueue(2))
and is mainly intended for writing portable high-performance
network servers.