$OpenBSD: patch-Wnn_etc_xutoj_c,v 1.1 2017/04/29 14:31:40 espie Exp $
--- Wnn/etc/xutoj.c.orig
+++ Wnn/etc/xutoj.c
@@ -53,6 +53,8 @@
 #include "commonhd.h"
 #include "config.h"
 #include "wnn_os.h"
+#include <string.h>
+#include <stdlib.h>
 
 #define ECNS_IS_UCNS 1	/* The trust CNS is CNS11643 based on ISO2022,
 			   but the CNS is binded on EUC */
@@ -1726,7 +1728,7 @@ int siz;
 {
     register unsigned char *d = big5;
     register w_char *s = icns;
-    register i = siz;
+    register int i = siz;
     short code_out;	/* Buffering one two-byte code	*/
 
     if (d == NULL || s == NULL) return(-1);