问题报错：

httpd: Syntax error on line 522 of /opt/lampp/etc/httpd.conf: Syntax error on line 13 of /opt/lampp/etc/extra/httpd-xampp.conf: Cannot load modules/mod_perl.so into server: libnsl.so.1: cannot open shared object file: No such file or directory

问题解决：

安装缺失模块命令

sudo yum install libnsl.x86_64