From 587f7ac6054533c3a0efba1895a5e3b3182078d2 Mon Sep 17 00:00:00 2001
From: Jim Meyering <meyering@fb.com>
Date: Sun, 27 Sep 2020 19:44:40 -0700
Subject: maint: avoid autoconf warnings * configure.ac (AC_HEADER_STDC):
 Remove.  It's been assumed for ages. * m4/pcre.m4 (gl_FUNC_PCRE): Use
 AS_HELP_STRING, not AC_HELP_STRING.

---
 configure.ac | 1 -
 m4/pcre.m4   | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 8ac7013c..66f85ee2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -156,7 +156,6 @@ AC_DEFINE([ARGMATCH_DIE_DECL], [void usage (int _e)],
           [Define to the declaration of the xargmatch failure function.])
 
 dnl Checks for header files.
-AC_HEADER_STDC
 AC_HEADER_DIRENT
 
 dnl Checks for functions.
diff --git a/m4/pcre.m4 b/m4/pcre.m4
index 23d03925..627a9caa 100644
--- a/m4/pcre.m4
+++ b/m4/pcre.m4
@@ -8,7 +8,7 @@
 AC_DEFUN([gl_FUNC_PCRE],
 [
   AC_ARG_ENABLE([perl-regexp],
-    AC_HELP_STRING([--disable-perl-regexp],
+    AS_HELP_STRING([--disable-perl-regexp],
                    [disable perl-regexp (pcre) support]),
     [case $enableval in
        yes|no) test_pcre=$enableval;;
-- 
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