The functions (Click to expand)
exec,system,passthru,shell_exec,escapeshellarg,escapeshellcmd,proc_close,proc_open,ini_alter,dl,popen,popen,pcntl_exec,socket_accept,socket_bind,socket_clear_error,socket_close,socket_connect,socket_create_listen,socket_create_pair,socket_create,socket_get_option,socket_getpeername,socket_getsockname,socket_last_error,socket_listen,socket_read,socket_recv,socket_recvfrom,socket_select,socket_send,socket_sendto,socket_set_block,socket_set_nonblock,socket_set_option,socket_shutdown,socket_strerror,socket_write,stream_socket_server,pfsockopen,disk_total_space,disk_free_space,chown,diskfreespace,getrusage,get_current_user,set_time_limit,dl,leak,listen,chgrp,link,symlink,dlopen,proc_nice,proc_get_stats,proc_terminate,shell_exec,sh2_exec,posix_getpwuid,posix_getgrgid,posix_kill,ini_restore,mkfifo,dbmopen,dbase_open,filepro,filepro_rowcount,posix_mkfifo,_xyec,mainwork,get_num_redirects,putenv,geoip_open,sleep,imap_open,apache_child_terminate,apache_get_modules,apache_get_version,apache_getenv,apache_lookup_uri,apache_note,apache_request_headers,apache_response_headers,php_info,ini_get_all,apache_setenv,getallheaders,virtual,fsockopen,curl_multi_exec