perddy的专栏

 1、首先先在官方网站下载PWLib DLL libraries、OpenH323 DLL libraries、PWLib源代码、OpenH323源代码。2、http://www.voxgratia.org/bin/flexbison.zip下载flexbison.zip用于GNU bison（GNU bison工具是编译PWLib所必须的.而GNU flex 并不是所有的人需要）解压这2个预

 We ran across an article that exemplifies the problem we see with the continued hype surrounding SIP. Day after day and year after year, we continue to hear people talk about SIP as an "emerging" pro