package Blah {
function secureClientCmd_ClientJoin(%name, %clientID, %ID, %score, %un, %admin, %super) {
Parent::secureClientCmd_ClientJoin(%name, %clientID, %ID, %score, %un, %admin, %super);
}
};
activatePackage(Blah);
I use that, although Truce has advised it a courtesy not to use secureClientCmds.