Index: trunk/include/slib.h
===================================================================
--- trunk/include/slib.h	(revision 192)
+++ trunk/include/slib.h	(revision 196)
@@ -323,4 +323,8 @@
   SL_TICKET  sl_open_read        (const char * fname, int priviledge_mode);
 
+  /* Drop from cach when closing
+   */
+  int sl_set_drop_cache(const char * str);
+
   /* Open for reading w/minimum checking.
    */