%BChanServ SET BANTYPE%B determines the kind of ban that
ChanServ will use for kickbans and akicks.
Default is 2.

  0 - *!user@host.domain
  1 - *!*user@host.domain
  2 - *!*@host.domain
  3 - *!*user@*.domain
  4 - *!*@*.domain
  5 - nick!user@host.domain
  6 - nick!*user@host.domain
  7 - nick!*@host.domain
  8 - nick!*user@*.domain
  9 - nick!*@*.domain
