https://mail.haskell.org/pipermail/ghc-commits/2016-April/019344.html
[commit: ghc] ghc-8.0: Revert "rts/posix/Itimer.c: Handle EINTR when reading timerfd" (aabd44c)
https://carta.tech/man-pages/man2/timerfd_gettime.2.html
timerfd_gettime: Timers that notify via file descriptors
Timers that notify via file descriptors
gettimetimersnotifyviafile
https://manual.cs50.io/2/timerfd_settime
timerfd_settime - CS50 Manual Pages
settimemanualpages
https://man.omnios.org/man7/timerfd.7
TIMERFD(7)
https://android.googlesource.com/kernel/common/+/51c421385e7a5a006c5ba80bfdfaaf60edb5a2c6/include/linux/timerfd.h
include/linux/timerfd.h - kernel/common - Git at Google
includelinuxhkernelcommon
https://cygwin.com/pipermail/cygwin/2019-March/240489.html
Fork issue with timerfd
forkissue