1.拷贝pjproject-2.1.tar.bz2到linux系统中。2.tarxvfpjproject-2.1.tar.bz2解压文件3.进入pjproject-2.1.0文件创建编译库存放文件openwrtlib4.运行./configure--prefix=/home/openwrt/softwore/pjproject-2.1.0/openwrtlib--host=mipsel-openwrt-linuxCC=mipsel-openwrt-linux-gccCXX=mipsel-openwrt-linux-g++配置5.配置完成后，运行makedep和make6.编译完成后，运行makeinstall会把库文件和头文件