libev from isv:spb:stable project
选择您的操作系统
添加软件源并手动安装
对于 CentOS 7，请以根用户 root 运行下面命令：
cd /etc/yum.repos.d/ wget https://download.opensuse.org/repositories/isv:spb:stable/CentOS_7/isv:spb:stable.repo yum install libev
cd /etc/yum.repos.d/ wget https://download.opensuse.org/repositories/isv:spb:stable/CentOS_7/isv:spb:stable.repo yum install libev