Added SIZEOF_INT and SIZEOF_LONG
diff --git a/Mac/Include/config.h b/Mac/Include/config.h
index bc33a0a..ace5883 100644
--- a/Mac/Include/config.h
+++ b/Mac/Include/config.h
@@ -42,6 +42,9 @@
 #define macintosh
 #endif
 
+#define SIZEOF_INT 4
+#define SIZEOF_LONG 4
+
 #ifdef THINK_C
 #define HAVE_FOPENRF
 #endif