  EVFILT_TIMER                      = -0x0  EVFILT_VNODE                      = -0x0  EVFILT_WRITE                      = -0x0  EV_ADD                            = 0x0  EV_CLEAR                          = 0x00  EV_DELETE                         = 0x0  EV_DISABLE                        = 0x0  EV_ENABLE                         = 0x0  EV_EOF                            = 0x0000  EV_ERROR                          = 0x0000  EV_FLAG0                          = 0x0000  EV_ONESHOT                        = 0x00  EV_SYSFLAGS                       = 0xf000  EXTA                              = 0x0b00  EXTB                              = 0x0000  EXTPROC                           = 0x000  FD_CLOEXEC                        = 0x0  FD_SETSIZE                        = 0x000  FLUSHO                            = 0x000000  F_DUPFD                           = 0x0  F_DUPFD_CLOEXEC                   = 0x