nginx: [emerg] bind() to 0.0.0.0:443 failed (98: Address already in use)

nginx查看安装了哪些模块
http://www.blogjava.net/anchor110/articles/414176.html

nginx: [emerg] bind() to 0.0.0.0:443 failed (10013: An attempt was made to access a socket in a way forbidden by its access permissions)
原因是因为 nginx listen的443端口被占用导致无法成功启动nginx服务器。
https://blog.yoodb.com/yoodb/article/detail/1264