Function get_tcp_keepidle

pub fn get_tcp_keepidle<Fd>(fd: Fd) -> Result<Duration, Errno> 
where
    Fd: AsFd,

Available on crate feature dep_rustix only.

getsockopt(fd, IPPROTO_TCP, TCP_KEEPIDLE)

TCP_KEEPALIVE on Apple platforms.

See the module-level documentation for more.