call when you're done with the inotifyer
Discard all pending events.
get one pending inotify event
Report whether Inotifier is open
call before using the inotifyer
remove a previously registered watch point
add or change a watch point
See definition in the <a href="https://linux.die.net/man/7/inotify">inotify man page</a>.
The type of reported events
iNotify type.
Create as many instances of this as you need. Each one has its own inotify file descriptor, and manages its own events