--- embedaddon/confuse/m4/inttypes_h.m4	2017/01/24 14:48:55	1.1.1.1
+++ embedaddon/confuse/m4/inttypes_h.m4	2021/03/17 00:49:17	1.1.1.2
@@ -1,5 +1,5 @@
-# inttypes_h.m4 serial 7
-dnl Copyright (C) 1997-2004, 2006 Free Software Foundation, Inc.
+# inttypes_h.m4 serial 10
+dnl Copyright (C) 1997-2004, 2006, 2008-2013 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -11,15 +11,18 @@ dnl From Paul Eggert.
 
 AC_DEFUN([gl_AC_HEADER_INTTYPES_H],
 [
-  AC_CACHE_CHECK([for inttypes.h], gl_cv_header_inttypes_h,
-  [AC_TRY_COMPILE(
-    [#include <sys/types.h>
-#include <inttypes.h>],
-    [uintmax_t i = (uintmax_t) -1; return !i;],
-    gl_cv_header_inttypes_h=yes,
-    gl_cv_header_inttypes_h=no)])
+  AC_CACHE_CHECK([for inttypes.h], [gl_cv_header_inttypes_h],
+    [AC_COMPILE_IFELSE(
+       [AC_LANG_PROGRAM(
+          [[
+#include <sys/types.h>
+#include <inttypes.h>
+          ]],
+          [[uintmax_t i = (uintmax_t) -1; return !i;]])],
+       [gl_cv_header_inttypes_h=yes],
+       [gl_cv_header_inttypes_h=no])])
   if test $gl_cv_header_inttypes_h = yes; then
-    AC_DEFINE_UNQUOTED(HAVE_INTTYPES_H_WITH_UINTMAX, 1,
+    AC_DEFINE_UNQUOTED([HAVE_INTTYPES_H_WITH_UINTMAX], [1],
       [Define if <inttypes.h> exists, doesn't clash with <sys/types.h>,
        and declares uintmax_t. ])
   fi