From 3ac05d10dbdaef0cafb6d83c210b2704a469e89b Mon Sep 17 00:00:00 2001
From: sisyphus <sisyphus359@gmail.com>
Date: Sat, 25 Nov 2023 11:34:55 +1100
Subject: [PATCH] define HAS_TRUNC and $Config{d_trunc)for MSVC builds

Fixes POSIX/t/math.t failures on MSVC builds of MSWin32-x86-multi-thread
---
 win32/config.vc   | 2 +-
 win32/config_H.vc | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/win32/config.vc b/win32/config.vc
index b22466a35c64..384ec0e708d7 100644
--- a/win32/config.vc
+++ b/win32/config.vc
@@ -604,7 +604,7 @@ d_tm_tm_zone='undef'
 d_tmpnam_r='undef'
 d_towlower='undef'
 d_towupper='undef'
-d_trunc='undef'
+d_trunc='define'
 d_truncate='undef'
 d_truncl='undef'
 d_ttyname_r='undef'
diff --git a/win32/config_H.vc b/win32/config_H.vc
index d93f7ec6b463..3e95dd1da079 100644
--- a/win32/config_H.vc
+++ b/win32/config_H.vc
@@ -3543,7 +3543,7 @@
  *	This symbol, if defined, indicates that the trunc routine is
  *	available to round doubles towards zero.
  */
-/*#define HAS_TRUNC		/ **/
+#define HAS_TRUNC		/**/
 
 /* HAS_TRUNCL:
  *	This symbol, if defined, indicates that the truncl routine is