Posix_time2_types
val itimer_real : int
val itimer_virtual : int
val itimer_prof : int
type fd_set
val fd_set : fd_set Ctypes.typ
val fd_setsize : int
val clock_monotonic : Posix_types.clockid_t
val clock_realtime : Posix_types.clockid_t
val clock_process_cputime_id : Posix_types.clockid_t
val clock_thread_cputime_id : Posix_types.clockid_t
val timer_abstime : int
module Def (S : Cstubs.Types.TYPE) : sig ... end