Index: generic/xotclInt.h
===================================================================
diff -u -ra4d1fd30453e4e87467b02ed749fb4007d46a5e0 -r044952af84b087821f5bd68570b84b8e3e000851
--- generic/xotclInt.h	(.../xotclInt.h)	(revision a4d1fd30453e4e87467b02ed749fb4007d46a5e0)
+++ generic/xotclInt.h	(.../xotclInt.h)	(revision 044952af84b087821f5bd68570b84b8e3e000851)
@@ -46,6 +46,11 @@
 # define TclVarHashTable Tcl_HashTable
 #endif
 
+#if defined(PRE86)
+# define Tcl_NRCallObjProc(interp, proc, cd, objc, objv) \
+  (*(proc))((cd), (interp), (objc), (objv))
+#endif
+
 #ifdef XOTCL_MEM_COUNT
 Tcl_HashTable xotclMemCount;
 extern int xotclMemCountInterpCounter;