/***********************************************************
time: 2014-8-1
author:youji
function:gcc pc x86 arm qt
说明：适用于qt 4.7.1-4.8.4 提前安装交叉编译工具arm-linux-g++
last: success
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1. gcc pc-qt
./configure -opensource -prefix /home/qt-pc -qvfb -no-webkit -nomake demos -nomake docs -no-qt3support -nomake examples
make -j4
make install
cd qt-opensource-src-4.8.3/tools/qvfb/ //编译qvfb 用于x86模拟framebuff
make
sudo make instal ..