From b662e23219c2e9537a5fcddb0d630516bf33964b Mon Sep 17 00:00:00 2001
From: lixianjing <xianjimli@hotmail.com>
Date: Thu, 19 Dec 2024 17:43:51 +0800
Subject: [PATCH] add towlower in wchar32

---
 src/tkc/wchar32.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/tkc/wchar32.c b/src/tkc/wchar32.c
index b7790c369..fb90f0b92 100644
--- a/src/tkc/wchar32.c
+++ b/src/tkc/wchar32.c
@@ -500,5 +500,9 @@ wchar_t* wmemset(wchar_t* s, wchar_t c, size_t n) {
 int iswspace(wint_t ch) {
   return ch == ' ';
 }
+
+int towlower(wint_t ch) {
+  return tolower(ch);
+}
 #endif/*WITH_WCSXXX*/