private static void KillFunc(Reader rdr, ArgParser pargs)
{
// kill password [target]
string[] args = pargs.commandArgs;
int i = 0;
uint pwval = Convert.ToUInt32(ParseValue(args[i++]));
Gen2.Password password = new Gen2.Password(pwval);
TagFilter filt = (i < args.Length) ? (TagFilter)ParseValue(args[i++]) : null;
rdr.KillTag(filt, password);
}