Structure of entries in the passwd database
val getbyname : string ‑> t optionval getbyname_exn : string ‑> tval getbyuid : int ‑> t optionval getbyuid_exn : int ‑> tval getpwents : unit ‑> t listgetpwents is a thread-safe wrapper over the low-level passwd database functions.
The order in which the results are returned is not deterministic.
module Low_level : sig ... end