From 810a85363a2dab5841ddf1137656ac29a1fc940e Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Sun, 27 Aug 2023 16:46:10 +0000
Subject: Fix [64165953a0]: Compilation error of C extensions due to
 TCL_SIZE_MAX definition

---
 generic/tcl.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/generic/tcl.h b/generic/tcl.h
index d0636ce..cdcd909 100644
--- a/generic/tcl.h
+++ b/generic/tcl.h
@@ -417,11 +417,11 @@ typedef unsigned TCL_WIDE_INT_TYPE	Tcl_WideUInt;
 
 #if TCL_MAJOR_VERSION < 9
     typedef int Tcl_Size;
-#   define TCL_SIZE_MAX INT_MAX
+#   define TCL_SIZE_MAX ((int)(((unsigned int)-1)>>1))
 #   define TCL_SIZE_MODIFIER ""
 #else
     typedef ptrdiff_t Tcl_Size;
-#   define TCL_SIZE_MAX PTRDIFF_MAX
+#   define TCL_SIZE_MAX ((ptrdiff_t)(((size_t)-1)>>1))
 #   define TCL_SIZE_MODIFIER TCL_T_MODIFIER
 #endif /* TCL_MAJOR_VERSION */
 
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