diff --git a/amarok/src/mediadevice/daap/mongrel/http11/http11.c b/amarok/src/mediadevice/daap/mongrel/http11/http11.c
index fa1b36ae..e3d6c526 100644
--- a/amarok/src/mediadevice/daap/mongrel/http11/http11.c
+++ b/amarok/src/mediadevice/daap/mongrel/http11/http11.c
@@ -2,6 +2,10 @@
  * Copyright (c) 2005 Zed A. Shaw
  * You can redistribute it and/or modify it under the same terms as Ruby.
  */
+
+#define HAVE_STRLCAT_PROTO 1
+#define HAVE_STRLCPY_PROTO 1
+
 #include "config.h"
 #include "ruby.h"
 #include "ext_help.h"