2 # serial 4 (gettext-0.18.2)
3 dnl Copyright (C) 2002-2003, 2008-2024 Free Software Foundation, Inc.
4 dnl This file is free software; the Free Software Foundation
5 dnl gives unlimited permission to copy and/or distribute it,
6 dnl with or without modifications, as long as this notice is preserved.
9 dnl Test whether <stddef.h> has the 'wchar_t' type.
10 dnl Prerequisite: AC_PROG_CC
12 AC_DEFUN([gt_TYPE_WCHAR_T],
14 AC_CACHE_CHECK([for wchar_t], [gt_cv_c_wchar_t],
18 wchar_t foo = (wchar_t)'\0';]],
20 [gt_cv_c_wchar_t=yes],
21 [gt_cv_c_wchar_t=no])])
22 if test $gt_cv_c_wchar_t = yes; then
23 AC_DEFINE([HAVE_WCHAR_T], [1], [Define if you have the 'wchar_t' type.])