void addReplyErrorObject(client *c, robj *err) {
    addReply(c, err);
    afterErrorReply(c, err->ptr, sdslen(err->ptr)-2); /* Ignore trailing \r\n */
}
void addReplyErrorObject(client *c, robj *err) {
    addReply(c, err);
    afterErrorReply(c, err->ptr, sdslen(err->ptr)-2);  
}