diff --git a/src/cc/FileSystem.hx b/src/cc/FileSystem.hx
index 7ff4021..0af3ccd 100644
--- a/src/cc/FileSystem.hx
+++ b/src/cc/FileSystem.hx
@@ -16,11 +16,14 @@ abstract OpenFileMode(String) {
 extern class FileHandle {
 	public function readLine(?withTrailing:Bool):Null<String>;
 	public function readAll():Null<String>;
-	public function read(?count:Int):Null<String>;
+	/**
+		Returns Int or if `count` is given it returns a string.
+	**/
+	public function read(?count:Int):Null<Dynamic>; // TODO: better type
 	public function write(data:String):Void;
 	public function writeLine(data:String):Void;
 	public function flush():Void;
-	public function seek(?whence:String, ?offset:Int):Void;
+	public function seek(?whence:String, ?offset:Int):Int;
 	public function close():Void;
 }