[newlib-cygwin] newlib: switch to standard AC_PROG_RANLIB

[Michael Frysinger]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=401e68c664fe1e8377ef7f8ab59d5ab4a13942da

commit 401e68c664fe1e8377ef7f8ab59d5ab4a13942da
Author: Mike Frysinger <vapier@gentoo.org>
Date:   Sat Feb 5 02:22:54 2022 -0500

    newlib: switch to standard AC_PROG_RANLIB
    
    This is basically a noop, but switch to the autoconf macro for finding
    a suitable ranlib tool.

Diff:
---
 newlib/acinclude.m4 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/newlib/acinclude.m4 b/newlib/acinclude.m4
index 5c1ff260c..ba6e0464c 100644
--- a/newlib/acinclude.m4
+++ b/newlib/acinclude.m4
@@ -124,7 +124,7 @@ AC_REQUIRE([AC_PROG_CC])dnl
 AC_REQUIRE([AC_PROG_CPP])dnl
 AC_REQUIRE([AM_PROG_AS])dnl
 AC_REQUIRE([AM_PROG_AR])dnl
-AC_CHECK_TOOL(RANLIB, ranlib, :)
+AC_PROG_RANLIB
 AC_CHECK_TOOL(READELF, readelf, :)
 
 dnl We need these programs, but so does Automake.  Require the macros to avoid