1 files changed, 4 insertions, 3 deletions

diff --git a/gl/m4/stdint.m4 b/gl/m4/stdint.m4
index 2dea8469..2d69088b 100644
--- a/gl/m4/stdint.m4
+++ b/gl/m4/stdint.m4
@@ -1,9 +1,10 @@
 # stdint.m4
-# serial 63
-dnl Copyright (C) 2001-2024 Free Software Foundation, Inc.
+# serial 64
+dnl Copyright (C) 2001-2025 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
+dnl This file is offered as-is, without any warranty.
 
 dnl From Paul Eggert and Bruno Haible.
 dnl Test whether <stdint.h> is supported or must be substituted.
@@ -157,7 +158,7 @@ uintmax_t j = UINTMAX_MAX;
         || defined __clang__)
 int k = _Generic (SIZE_MAX, size_t: 0);
 #elif (2 <= __GNUC__ || 4 <= __clang_major__ || defined __IBM__TYPEOF__ \
-       || (0x5110 <= __SUNPRO_C && !__STDC__))
+       || (0x5110 <= __SUNPRO_C && !__STDC__) || 1939 <= _MSC_VER)
 extern size_t k;
 extern __typeof__ (SIZE_MAX) k;
 #endif