Function sqlite3_native::sqlite3_memory_alarm

#[no_mangle]pub unsafe extern "C" fn sqlite3_memory_alarm(
    xCallback: Option<unsafe extern "C" fn(_: *mut c_void, _: sqlite3_int64, _: c_int)>, 
    pArg: *mut c_void, 
    iThreshold: sqlite3_int64
) -> c_int