diff -up gprolog-1.4.0/src/EnginePl/obj_chain.h.tst gprolog-1.4.0/src/EnginePl/obj_chain.h

--- gprolog-1.4.0/src/EnginePl/obj_chain.h.tst	2011-06-29 18:47:02.423008140 +0200

+++ gprolog-1.4.0/src/EnginePl/obj_chain.h	2011-06-29 18:47:30.453999692 +0200

@@ -97,7 +97,4 @@ static PlLong obj_chain_start = (PlLong)

 #endif /* OBJ_INIT */

-

-#if defined(_MSC_VER) || defined(M_darwin)

 #define OBJ_CHAIN_REVERSE_ORDER

-#endif