fn netShutdownUnavailable( userdata: ?*anyopaque, handle: net.Socket.Handle, how: net.ShutdownHow, ) net.ShutdownError!void
fn netShutdownUnavailable( userdata: ?*anyopaque, handle: net.Socket.Handle, how: net.ShutdownHow, ) net.ShutdownError!void { const ev: *Evented = @ptrCast(@alignCast(userdata)); _ = ev; _ = handle; _ = how; unreachable; // How you gonna shutdown something that was impossible to open? }