char *zUrl;
    UrlData x;
    if( g.argc!=5 ) usage("add NAME URL");
    memset(&x, 0, sizeof(x));
    zName = g.argv[3];
    zUrl = g.argv[4];
    if( strcmp(zName,"default")==0 ) goto remote_add_default;
    url_parse_local(zUrl, URL_PROMPT_PW, &x);
    db_begin_write();
    if( fossil_strcmp(zUrl,"default")==0 ){
      x.canonical = db_get("last-sync-url",0);
      x.passwd = unobscure(db_get("last-sync-pw",0));
    }else{
      url_parse_local(zUrl, URL_PROMPT_PW, &x);
    }
    db_unprotect(PROTECT_CONFIG);
    db_multi_exec(
       "REPLACE INTO config(name, value, mtime)"
       " VALUES('sync-url:%q',%Q,now())",
       zName, x.canonical
    );
    db_multi_exec(