%BChanServ AUTH%B allows channel SOps to delete old/stale
entries from the pending access list.

Syntax: %BAUTH%B %U#channel%U <%BLIST|DELETE%B> [%Unumber|name%U]

Examples:
/msg ChanServ AUTH #SurrealChat LIST
/msg ChanServ AUTH #SurrealChat DELETE Alucard
/msg ChanServ AUTH #SurrealChat DELETE 3
