stop using submodule

packages/udi/rtree/rtree_udi.h

@@ -0,0 +1,24 @@
+#ifndef _RTREE_UDI_
+#define _RTREE_UDI_
+
+#include <YapInterface.h>
+#include <udi.h>
+#include "rtree.h"
+
+#define SPEC "rtree"
+/*Prolog term from :- udi(a(-,rtree,-)).*/
+
+extern void *RtreeUdiInit
+	(YAP_Term spec, int arg, int arity);
+
+extern void *RtreeUdiInsert
+	(void *control, YAP_Term term, int arg, void *data);
+
+extern int RtreeUdiSearch
+	(void *control, int arg, Yap_UdiCallback callback, void *args);
+
+extern int RtreeUdiDestroy(void *control);
+
+void udi_rtree_init(void);
+
+#endif /* _RTREE_UDI_ */