output/httpd: use "unsigned" instead of "guint"

src/output/HttpdClient.hxx

@@ -92,7 +92,7 @@ class HttpdClient final : public BufferedSocket {
 	/**
 	 * The amount of streaming data between each metadata block
 	 */
-	guint metaint;
+	unsigned metaint;
 
 	/**
 	 * The metadata as #Page which is currently being sent to the client.
@@ -108,7 +108,7 @@ class HttpdClient final : public BufferedSocket {
 	 * The amount of streaming data sent to the client
 	 * since the last icy information was sent.
 	 */
-	guint metadata_fill;
+	unsigned metadata_fill;
 
 public:
 	/**