--- ./regcomp.h~	Sat Sep  6 10:50:50 1997
+++ ./regcomp.h	Wed Sep 10 17:11:06 1997
@@ -237,7 +237,7 @@ struct regnode_string {
     U8	flags;
     U8  type;
     U16 next_off;
-    char string[1];
+    U8 string[1];
 };
 
 struct regnode_1 {