Commit a3c6cb09 for xz

commit a3c6cb09113de978b971cbdacf5c4890d4237c28
Author: Lasse Collin <lasse.collin@tukaani.org>
Date:   Wed Nov 26 13:50:57 2025 +0200

    xz/Windows: Add a missing #include to fix the build with clang-cl

    Fixes: https://github.com/tukaani-project/xz/issues/18#issuecomment-1986829734
    Fixes: https://github.com/tukaani-project/xz/issues/18#issuecomment-3577456136

diff --git a/src/xz/util.c b/src/xz/util.c
index e5485bee..bb9b86ad 100644
--- a/src/xz/util.c
+++ b/src/xz/util.c
@@ -12,6 +12,10 @@
 #include "private.h"
 #include <stdarg.h>

+#if defined(_WIN32) && !defined(__CYGWIN__)
+#	include <io.h>
+#endif
+

 /// Buffers for uint64_to_str() and uint64_to_nicestr()
 static char bufs[4][128];