inherit t
method private virtual select : Unix.file_descr list -> Unix.file_descr list -> float -> Unix.file_descr list * Unix.file_descr list
select fds_r fds_w timeout
waits for either:
- one of the file descriptor of
fds_r
to become readable - one of the file descriptor of
fds_w
to become writable - timeout to expire
and returns the list of readable file descriptor and the list of writable file descriptors.