From 7389aca55c9c4e026d016445420a0dffba1f3b8e Mon Sep 17 00:00:00 2001
From: Calvin Rose <calsrose@gmail.com>
Date: Mon, 28 Sep 2026 16:23:49 -0500
Subject: [PATCH] Move to FormatMessageA instead of the generic macro.

---
 src/core/os.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/core/os.c b/src/core/os.c
index afa6b886..4569893c 100644
--- a/src/core/os.c
+++ b/src/core/os.c
@@ -1342,13 +1342,13 @@ static Janet os_execute_impl(int32_t argc, Janet *argv, JanetExecuteMode mode) {
     if (cp_failed)  {
         char msgbuf[256];
         msgbuf[0] = '\0';
-        FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
-                      NULL,
-                      cp_error_code,
-                      MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
-                      msgbuf,
-                      sizeof(msgbuf),
-                      NULL);
+        FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
+                NULL,
+                cp_error_code,
+                MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
+                msgbuf,
+                sizeof(msgbuf),
+                NULL);
         if (!*msgbuf) snprintf(msgbuf, sizeof(msgbuf), "%" PRIu32, (uint32_t) cp_error_code);
         char *c = msgbuf;
         while (*c) {