交叉编译jpeg库的问题
./configure --enable-shared --enable-static
加了 --enable-shared 或者 --enable-statics 就会报
ltconfig: cannot guess host type; you must specify one
方法是安装最新版的 libtool 然后
cp /usr/share/libtool/config.sub . cp /usr/share/libtool/config.guess . ./configure --enable-shared --enable-static make; make install