Bans or removes a userhost address, in all channels on 1 network were you are opped.
Usage: /mban [-|+] [userhost]
The - is obviously removal, and the + adding. Userhost is in !abba@*.singers.nu form, or any other mask type.

alias mban {
  %b = $comchan($me,0)
  while (%b) {
    if ($me isop $comchan($me,%b)) { mode $comchan($me,%b) $$1 $+ $str(b,$numtok($$2-14,32)) $2- }
    dec %b    
  }
}