1 FAN_ACCESS 0x00000001
2 FAN_MODIFY 0x00000002
3 FAN_CLOSE_WRITE 0x00000008
4 FAN_CLOSE_NOWRITE 0x00000010
5 FAN_OPEN 0x00000020
6 FAN_Q_OVERFLOW 0x00004000
7 FAN_OPEN_PERM 0x00010000
8 FAN_ACCESS_PERM 0x00020000
9 FAN_ONDIR 0x40000000
10 FAN_EVENT_ON_CHILD 0x08000000
11