--- gforth/engine/engine.c	2006/03/11 23:05:09	1.90
+++ gforth/engine/engine.c	2006/10/21 22:13:49	1.91
@@ -97,6 +97,8 @@ extern int gforth_memcmp(const char * s1
 #endif
 
 #define NEWLINE	'\n'
+#define CELL_MIN (((Cell)1)<<(sizeof(Cell)*CHAR_BIT-1))
+#define CHECK_DIVISION 1
 
 /* conversion on fetch */