自强不吸:编译directfb(Directfb主要用于硬件性能较低的环境进行图形加速):
./configure -host=arm-none-linux-gnueabi -prefix=/usr/local/Directfb -with-gfxdrivers=none -enable-png -enable-jpeg -disable-tiff -enable-sdl=no -enable-gif -disable-x11 -enable-debug -sysconfdir= .. (2018-01-16 16:35)