tiny compilation fixes

Natives/MinecraftDownloader.m

@@ -349,7 +349,7 @@ static AFURLSessionManager* manager;
          * Since 1.19-pre1, setting the window icon on macOS goes through ObjC.
          * However, if an IOException occurrs, it won't try to set.
          * We skip downloading the icon file to trigger this. */
-        if ([name isEqualToString:@"icons/minecraft.icns") continue;
+        if ([name isEqualToString:@"icons/minecraft.icns"]) continue;
 
         --jobsAvailable;
         dispatch_group_enter(group);

Natives/authenticator/BaseAuthenticator.m

@@ -10,6 +10,10 @@ static BaseAuthenticator *current = nil;
     return current;
 }
 
++ (void)setCurrent:(BaseAuthenticator *)auth {
+    current = auth;
+}
+
 + (id)loadSavedName:(NSString *)name {
     NSMutableDictionary *authData = parseJSONFromFile([NSString stringWithFormat:@"%s/accounts/%@.json", getenv("POJAV_HOME"), name]);
     if (authData[@"error"] != nil) {