[root@server ~]# sed -n '300,308 p' /usr/local/lib/php.ini
; This directive allows you to disable certain functions for security reasons.
; It receives a comma-delimited list of function names.
;
http://php.net/disable-functions
disable_functions = disable_functions = symlink,shell_exec,exec,proc_close,proc_open,popen ,pclose,system,dl,passthru,escapeshellarg,escapesh ellcmd,readfile
; This directive allows you to disable certain classes for security reasons.
; It receives a comma-delimited list of class names.
;
http://php.net/disable-classes
disable_classes =