[binutils-gdb] autoupdate: replace obsolete macros AC_PROG_LIBTOOL

[Alan Modra]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=5a8f592c7618ba2054683469e0c8909273ca4e7d

commit 5a8f592c7618ba2054683469e0c8909273ca4e7d
Author: Matthieu Longo <matthieu.longo@arm.com>
Date:   Tue May 28 10:49:42 2024 +0100

    autoupdate: replace obsolete macros AC_PROG_LIBTOOL
    
    - AC_PROG_LIBTOOL by LT_INIT
      https://www.gnu.org/software/libtool/manual/html_node/LT_005fINIT.html#index-LT_005fINIT

Diff:
---
 zlib/configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/zlib/configure.ac b/zlib/configure.ac
index b50b9c7b426..fa1c8fedd6b 100644
--- a/zlib/configure.ac
+++ b/zlib/configure.ac
@@ -60,7 +60,7 @@ m4_rename_force([real_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
 
 AC_SUBST(CFLAGS)
 
-AC_PROG_LIBTOOL
+LT_INIT
 
 # Find CPP now so that any conditional tests below won't do it and
 # thereby make the resulting definitions conditional.