From cefe919b8d39cb5b60d79b1dc7452e80abdf9657 Mon Sep 17 00:00:00 2001
From: TakaRikka <38417346+TakaRikka@users.noreply.github.com>
Date: Wed, 24 Dec 2025 16:54:21 -0800
Subject: msl_c mostly matching for wii/shield (#2994)

---
 src/JSystem/JKernel/JKRFileLoader.cpp | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

(limited to 'src/JSystem/JKernel/JKRFileLoader.cpp')

diff --git a/src/JSystem/JKernel/JKRFileLoader.cpp b/src/JSystem/JKernel/JKRFileLoader.cpp
index 8a96cafceb..0fd148394e 100644
--- a/src/JSystem/JKernel/JKRFileLoader.cpp
+++ b/src/JSystem/JKernel/JKRFileLoader.cpp
@@ -1,6 +1,9 @@
 #include "JSystem/JSystem.h" // IWYU pragma: keep
 
 #include "JSystem/JKernel/JKRFileLoader.h"
+
+#define MSL_USE_INLINES 1  // needed to inline tolower call. not inlined elsewhere in the repo
+
 #include "string.h"
 #include "ctype.h"
 #include "global.h"
@@ -122,15 +125,7 @@ const char* JKRFileLoader::fetchVolumeName(char* buffer, s32 bufferSize, const c
     path++;
     while (*path != 0 && *path != '/') {
         if (1 < bufferSize) {
-            int lower_char;
-            int ch = (int)*path;
-            if (ch == -1) {
-                lower_char = -1;
-            } else {
-                lower_char = __lower_map[ch & 0xFF];
-            }
-
-            *buffer = lower_char;
+            *buffer = tolower(*path);
             buffer++;
             bufferSize--;
         }
-- 
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