各位专家好，我在编译android 6.0源码的时候，碰到一个问题：
需要安装一个组件libreadline6-dev:i386

尝试如下，
sudo apt-get install python-software-properties
sudo apt-get install software-properties-common
sudo apt-get update
sudo apt-get install libreadline6-dev:i386
输出安装不了的信息
====================================================
Reading package lists... Done
Building dependency tree      
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
libreadline6-dev:i386 : Depends: libreadline6:i386 (= 6.3-8+b4) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
=====================================================

没有这个组件，会最后导致项目编译出来的模拟器镜像无法运行，请问各位专家如何解决这个问题呢？