Function CGDisplayRemoveReconfigurationCallback 

pub unsafe extern "C-unwind" fn CGDisplayRemoveReconfigurationCallback(
    callback: CGDisplayReconfigurationCallBack,
    user_info: *mut c_void,
) -> CGError

Available on crate features CGDirectDisplay and CGDisplayConfiguration and CGError only.

Safety

• callback must be implemented correctly.
• user_info must be a valid pointer or null.