Function clear_wakeup_fd_after_fork

crates/vm/src/stdlib/_signal.rs:714–716

()

    /// The child must not write to the parent's wakeup fd.
    #[cfg(unix)]
    pub(crate) fn clear_wakeup_fd_after_fork() {
        WAKEUP.store(INVALID_WAKEUP, Ordering::Relaxed);
    }

    pub(crate) fn module_exec(
        vm: &VirtualMachine,