Function JetRegisterCallback 

pub unsafe extern "system" fn JetRegisterCallback(
    sesid: JET_SESID,
    tableid: JET_TABLEID,
    cbtyp: u32,
    pcallback: JET_CALLBACK,
    pvcontext: *const c_void,
    phcallbackid: *const JET_HANDLE,
) -> i32