$NetBSD$

--- pppd/chap_ms.c.orig	2004-11-12 10:57:43.000000000 +0100
+++ pppd/chap_ms.c
@@ -89,7 +89,11 @@
 #include "pppd.h"
 #include "chap-new.h"
 #include "chap_ms.h"
+#ifdef __NetBSD__
+#include <md4.h>
+#else
 #include "md4.h"
+#endif
 #include "sha1.h"
 #include "pppcrypt.h"
 #include "magic.h"
@@ -574,7 +578,7 @@ ChapMS_LANMan(u_char *rchallenge, char *
     /* LANMan password is case insensitive */
     BZERO(UcasePassword, sizeof(UcasePassword));
     for (i = 0; i < secret_len; i++)
-       UcasePassword[i] = (u_char)toupper(secret[i]);
+       UcasePassword[i] = (u_char)toupper((unsigned char)secret[i]);
     (void) DesSetkey(UcasePassword + 0);
     DesEncrypt( StdText, PasswordHash + 0 );
     (void) DesSetkey(UcasePassword + 7);
