From 03551e1d648412cad1af643beee3a7f87bdcb8bb Mon Sep 17 00:00:00 2001
From: Antoine Jacoutot <ajacoutot@openbsd.org>
Date: Fri, 25 Jul 2025 09:07:32 +0200
Subject: [PATCH] Xos.h: include <strings.h> on OpenBSD for index/rindex

Similar to what was done for FreeBSD in:
https://gitlab.freedesktop.org/xorg/proto/xorgproto/-/commit/6c3a7302fcc7ecf05960ad1794c5effeda5d4945

Signed-off-by: Antoine Jacoutot <ajacoutot@openbsd.org>
Part-of: <https://gitlab.freedesktop.org/xorg/proto/xorgproto/-/merge_requests/98>
---
 include/X11/Xos.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/X11/Xos.h b/include/X11/Xos.h
index 75cc5b7..9b34a09 100644
--- a/include/X11/Xos.h
+++ b/include/X11/Xos.h
@@ -60,7 +60,7 @@ in this Software without prior written authorization from The Open Group.
  */
 
 # include <string.h>
-# if defined(__SCO__) || defined(__UNIXWARE__) || defined(__sun) || defined(__CYGWIN__) || defined(_AIX) || defined(__APPLE__) || defined(__FreeBSD__)
+# if defined(__SCO__) || defined(__UNIXWARE__) || defined(__sun) || defined(__CYGWIN__) || defined(_AIX) || defined(__APPLE__) || defined(__FreeBSD__) || defined(__OpenBSD__)
 #  include <strings.h>
 # else
 #  ifndef index