如果你遇到这个错误信息，这意味着你没有安装g ++：

checking whether we are using the GNU C++ compiler... no
checking whether g++ accepts -g... no
checking dependency style of g++... none
checking how to run the C++ preprocessor... /lib/cpp

*** The make has failed, do you want to try to make again? (y,n):

请在CentOS / RHEL / CloudLinux系统上执行以下操作：

yum -y install gcc-c++

于Debian / Ubuntu：

apt-get -y install g++

FreeBSD的：

pkg install gcc

(责任编辑：张宇)