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如图，不知的哪里有错了。。。。

执行  make 之后

执行make install 之后

解决方法：

   所有指令在 # root用户下执行。

   执行configure时，不加 sudo

Qt 交叉编译出错。。。。报错信息如下：

make: Entering directory `/home/viki/hello/hello/hello-build-desktop-Qt_4_7_3__QtEmbedded-4_7_3-arm__Debug'

g++ -m32 -Wl,-rpath,/usr/local/Trolltech/QtEmbedded-4.7.3-arm/lib -o hello main.o mainwindow.o moc_mainwindow.o -L/usr/local/Trolltech/QtEmbedded-4.7.3-arm/lib -lQtGui -L/usr/local/tslib/lib -L/usr/local/Trolltech/QtEmbedded-4.7.3-arm/lib -lQtNetwork -lQtCore -lpthread

/usr/bin/ld: skipping incompatible /usr/local/Trolltech/QtEmbedded-4.7.3-arm/lib/libQtGui.so when searching for -lQtGui

make: Leaving directory `/home/viki/hello/hello/hello-build-desktop-Qt_4_7_3__QtEmbedded-4_7_3-arm__Debug'

/usr/bin/ld: skipping incompatible /usr/local/Trolltech/QtEmbedded-4.7.3-arm/lib/libQtGui.so when searching for -lQtGui

/usr/bin/ld: cannot find -lQtGui

/usr/bin/ld: skipping incompatible /usr/local/Trolltech/QtEmbedded-4.7.3-arm/lib/libQtNetwork.so when searching for -lQtNetwork

/usr/bin/ld: skipping incompatible /usr/local/Trolltech/QtEmbedded-4.7.3-arm/lib/libQtNetwork.so when searching for -lQtNetwork

/usr/bin/ld: cannot find -lQtNetwork

/usr/bin/ld: skipping incompatible /usr/local/Trolltech/QtEmbedded-4.7.3-arm/lib/libQtCore.so when searching for -lQtCore

/usr/bin/ld: skipping incompatible /usr/local/Trolltech/QtEmbedded-4.7.3-arm/lib/libQtCore.so when searching for -lQtCore

/usr/bin/ld: cannot find -lQtCore

collect2: ld returned 1 exit status

make: *** [hello] Error 1

解决方法：

    配置叉叉编译器时不使用 arm-linux-gcc

    使用arm-none-linux-gnueabi