--- gcc/config/m68k/xm-3b1.h	2018/04/24 18:10:24	1.1.1.1
+++ gcc/config/m68k/xm-3b1.h	2018/04/24 18:28:13	1.1.1.2
@@ -7,3 +7,8 @@
 #define bcmp(a,b,c) memcmp (a,b,c)
 #define index strchr
 #define rindex strrchr
+
+/* Override part of the obstack macros.  */
+
+#define __PTR_TO_INT(P) ((int)(P))
+#define __INT_TO_PTR(P) ((char *)(P))