proc getAppFilenameCompat(): string {.inline, ...raises: [], tags: [ReadIOEffect],
                                      forbids: [].}

template addCompat[T](a, b: seq[T])

template echoCompat(content)

template errEchoCompat(content)

template errEchoCompatNoRaise(s: string)

template mayAsync(def): untyped

template mayAwait(x): untyped

template mayNewPromise(x): untyped

template mayWaitFor(x): untyped

template quitCompat(e: untyped = 0)

template readLineCompat(prompt): string

template writeStdoutCompat(s)