after update does not see eth or wlna

[XXMGAXX]

Hi all, I apologize for my English
from few days I started to operate a PC on which I had installed Archarm,
Command come first dates
$this->bbcode_second_pass_code('', '[Code] pacman -Syyu [/ code][/code]
And the system has preseguito with mega update of the United Nations come expecting "255"
I have given and the new Command
[code][Code] pacman -Syu [/ code][/code]
Still he has UPDATED Some other dates I then package
[code][Code] reboot [/ code][/code]
when you start the system, not working internet More I Checked with ifconfig and not vedeve LAN network nor the wi-fi network have given the command

[code][Code] systemctl enable dhcpcd@nome_interfaccia.service [/ code]')
The system has given me systemctl: command not found.
Now I do not know come to proceed Some may it address it may be that there is some cofingurazione Posthumous What time do not know

Thanks Any Help