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# 1 "src/server/websocket/cohttp/wsCohttp.dummy.ml"
let first = ref true
let ws _req ?onclose:_ ?step:_ ~react:_ ~bg:_ _id =
(if !first then (
first := false;
Format.eprintf
"\027[0;31merror: websocket-lwt-unix not installed\027[0m\n\
try: `opam install calendar websocket-lwt-unix`@."));
Lwt.return_error `no_ws_library