Allow unarchive to redirect stdout (tobe used by dpkg applet)
diff --git a/archival/ar.c b/archival/ar.c
index 09a4a88..2a764ff 100644
--- a/archival/ar.c
+++ b/archival/ar.c
@@ -84,6 +84,6 @@
 		optind++;
 	}
 
-	unarchive(src_stream, &get_header_ar, extract_function, "./", extract_names);
+	unarchive(src_stream, stdout, &get_header_ar, extract_function, "./", extract_names);
 	return EXIT_SUCCESS;
 }