paranoid php disable

disable_functions = dl,phpinfo,system,mail,include,require,shell_exec,exec,escapeshellarg,escapeshellcmd,passthru,proc_close,proc_open,proc_get_status,proc_n
ice,proc_open,proc_terminate,popen,pclose,chown,disk_free_space,disk_total_space,diskfreespace,fileinode,max_execution_time,set_time_limit,highlight_file,show_source,unlink,symlink,link,chown,chgrp,sleep,usleep