We set the maximum buffer size of the client socket to a specific value so unreasonable OS settings won't trigger assert failures. Fixes: https://github.com/libuv/libuv/issues/764 Refs: https://github.com/libuv/libuv/pull/767 PR-URL: https://github.com/libuv/libuv/pull/768 Reviewed-By: Saúl Ibarra Corretgé <saghul@gmail.com>