2021-01-11 21:05:31 -05:00
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# wcsdup.m4 serial 4
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dnl Copyright (C) 2011-2021 Free Software Foundation, Inc.
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2011-08-28 21:42:10 -04:00
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_FUNC_WCSDUP],
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[
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AC_REQUIRE([gl_WCHAR_H_DEFAULTS])
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AC_CACHE_CHECK([for wcsdup],
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[gl_cv_func_wcsdup],
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[AC_LINK_IFELSE(
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[AC_LANG_PROGRAM(
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[[#include <wchar.h>
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]GL_MDA_DEFINES],
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[[return wcsdup (L"hello") != NULL;]])
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],
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[gl_cv_func_wcsdup=yes],
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[gl_cv_func_wcsdup=no])
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])
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if test $gl_cv_func_wcsdup = no; then
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2011-08-28 21:42:10 -04:00
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HAVE_WCSDUP=0
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fi
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])
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