-#if defined(BINDING_STACK_POINTER)
-#define GetBSP() ((struct binding *)SymbolValue(BINDING_STACK_POINTER,thread))
-#define SetBSP(value) SetSymbolValue(BINDING_STACK_POINTER, (lispobj)(value),thread)
-#else
-#define GetBSP() ((struct binding *)current_binding_stack_pointer)
-#define SetBSP(value) (current_binding_stack_pointer=(lispobj *)(value))
-#endif
-