thread_safe_check t pre timeout span_or_unit
checks the file descriptors for their
status and returns when at least one is available, or the timeout, span_or_unit
passes. thread_safe_check
does not side effect t
. Unlike the rest of the
functions in this module, thread_safe_check
is thread safe.
include sig ... end
val sexp_of_t : t ‑> Sexplib.Sexp.t