--- m4/wchar_t.m4.orig	2022-08-06 20:30:53.000000000 +0800
+++ m4/wchar_t.m4	2023-05-07 12:09:44.000000000 +0800
@@ -8,7 +8,7 @@
 dnl Test whether <stddef.h> has the 'wchar_t' type.
 dnl Prerequisite: AC_PROG_CC
 
-AC_DEFUN([gt_TYPE_WCHAR_T],
+AC_DEFUN([gt_TYPE_WCHAR_T_GSS],
 [
   AC_CACHE_CHECK([for wchar_t], [gt_cv_c_wchar_t],
     [AC_COMPILE_IFELSE(

--- m4/wint_t.m4.orig	2022-08-06 20:30:53.000000000 +0800
+++ m4/wint_t.m4	2023-05-07 12:12:14.000000000 +0800
@@ -8,7 +8,7 @@
 dnl Test whether <wchar.h> has the 'wint_t' type.
 dnl Prerequisite: AC_PROG_CC
 
-AC_DEFUN([gt_TYPE_WINT_T],
+AC_DEFUN([gt_TYPE_WINT_T_GSS],
 [
   AC_CACHE_CHECK([for wint_t], [gt_cv_c_wint_t],
     [AC_COMPILE_IFELSE(
