1.下载MAVSDK：

git clone https://github.com/mavlink/MAVSDK.git --recursive

2.编译liblzma

修改CMakeLists.txt文件增加C与CXX指令-fPIC

set(CMAKE_C_FLAGS "-fPIC ${CMAKE_C_FLAGS}")

set(CMAKE_CXX_FLAGS "-fPIC ${CMAKE_CXX_FLAGS}")

修改如下： 

 执行下面脚本生成并