From 9446ae487c4033c07ce02e8823a944d7e10cacd1 Mon Sep 17 00:00:00 2001
From: "Enrico Weigelt, metux IT consult" <info@metux.net>
Date: Tue, 2 Apr 2024 17:25:36 +0200
Subject: [PATCH] os: access: fix char signess mismatch
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On NetBSD gives warning:

In file included from /usr/include/ctype.h:100,
                 from ../include/misc.h:174,
                 from ../os/access.c:96:
../os/access.c: In function ‘ResetHosts’:
../os/access.c:981:49: warning: array subscript has type ‘char’ [-Wchar-subscripts]
  981 |                 lhostname[i] = tolower(ohostname[i]);
      |                                                 ^

Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1455>
---
 os/access.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/os/access.c b/os/access.c
index cebd39a4f..d3ad798cc 100644
--- a/os/access.c
+++ b/os/access.c
@@ -936,7 +936,7 @@ ResetHosts(const char *display)
                 *ptr = 0;
             hostlen = strlen(ohostname) + 1;
             for (i = 0; i < hostlen; i++)
-                lhostname[i] = tolower(ohostname[i]);
+                lhostname[i] = tolower((unsigned char)ohostname[i]);
             hostname = ohostname;
             if (!strncmp("local:", lhostname, 6)) {
                 family = FamilyLocalHost;