gcc ar

https://blog.csdn.net/superinzaghi747/article/details/32318249

https://blog.csdn.net/huys03/article/details/25913941

https://blog.csdn.net/onlyshi/article/details/70173036

https://blog.csdn.net/lengye7/article/details/94590344

https://blog.csdn.net/weixin_33834628/article/details/94677530

http://wiki.zeromq.org/build:mingw

https://blog.csdn.net/hp_cpp/article/details/81393269