Function efadv_create_cq 

pub unsafe extern "C" fn efadv_create_cq(
    ibvctx: *mut ibv_context,
    attr_ex: *mut ibv_cq_init_attr_ex,
    efa_attr: *mut efadv_cq_init_attr,
    inlen: u32,
) -> *mut ibv_cq_ex