https://git.ruby-lang.org/ruby.git/commit/?id=a3851d97ed

From a3851d97edec4979b886428136b1c62089d57d17 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Mon, 18 Jan 2021 15:33:10 +0900
Subject: Removed unused AC_CHECKING


diff --git a/configure.ac b/configure.ac
index e4bdf9f..33e77ca 100644
--- a/configure.ac
+++ b/configure.ac
@@ -8,13 +8,6 @@ AC_PREREQ(2.67) https://github.com/ruby/ruby/blob/trunk/configure.ac#L8
 
 tooldir="$srcdir/tool"
 
-dnl   override AC_CHECKING
-dnl   placed here due to aclocal(1)'s
-dnl   ignoring this definition in separate files
-AC_DEFUN([AC_CHECKING],[dnl
-AC_REQUIRE([_COLORIZE_RESULT_PREPARE])dnl
-AS_MESSAGE([checking ${msg_checking}$1${msg_reset}...])])dnl
-
 AC_DISABLE_OPTION_CHECKING
 
 AC_ARG_VAR([cflags], [additional CFLAGS (ignored when CFLAGS is given)])
-- 
cgit v0.10.2


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