Type of event to poll for.
What each bit in PollResult.status represent.
Construct a FileWatch.
Listens for create/modify/removal of files and directories.
Listen for events that change the metadata.
A file descriptor to poll.
Uses the linux poll syscall to wait for activity on the file descriptors.
An instance of a FileWatcher
Monitor root's for filesystem changes which create/remove/modify files/directories.
File descriptors that triggered.