Index: trunk/Ohana/src/libdvo/include/dvo.h
===================================================================
--- trunk/Ohana/src/libdvo/include/dvo.h	(revision 40583)
+++ trunk/Ohana/src/libdvo/include/dvo.h	(revision 41424)
@@ -1135,4 +1135,9 @@
 SkyList   *SkyListChildrenByBounds_List PROTO((SkyList *table, int depth, double Rmin, double Rmax, double Dmin, double Dmax));
 
+/* APIs to split and extend a skytable */
+void       SkyTableL5fromL4_List   PROTO((SkyRegion *L4, SkyTable *L5, int Nfirst));
+void       SkyTableExtend          PROTO((SkyTable *old, SkyTable *new, int depth));
+
+
 int set_skyregion(double Rs, double Re, double Ds, double De);
 int get_skyregion (double *Rs, double *Re, double *Ds, double *De);