SDL-1.2: autotools, libtool, win32: add 'aarch64' support to the file magic test.

SDL Commits
1 
From b8bb77bd76419f5a3b0a222e48f565d616a0baf2 Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Tue, 17 Sep 2024 14:10:02 +0300
Subject: [PATCH] autotools, libtool, win32: add 'aarch64' support to the file
 magic test.

From libtool development commit 1638a6407573b74517b57a0f6e596918344a4394
---
 acinclude/libtool.m4    | 2 +-
 build-scripts/ltmain.sh | 2 +-
 configure               | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/acinclude/libtool.m4 b/acinclude/libtool.m4
index b8492d8e..a6ba8fe0 100644
--- a/acinclude/libtool.m4
+++ b/acinclude/libtool.m4
@@ -3049,7 +3049,7 @@ mingw* | pw32*)
     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
     lt_cv_file_magic_cmd='func_win32_libid'
   else
-    lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
+    lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64|pe-aarch64)'
     lt_cv_file_magic_cmd='$OBJDUMP -f'
   fi
   lt_cv_deplibs_check_method=pass_all
diff --git a/build-scripts/ltmain.sh b/build-scripts/ltmain.sh
index 6cfe150b..67d2fd74 100644
--- a/build-scripts/ltmain.sh
+++ b/build-scripts/ltmain.sh
@@ -2568,7 +2568,7 @@ func_win32_libid ()
     ;;
   *ar\ archive*) # could be an import, or static
     if eval $OBJDUMP -f $1 | $SED -e '10q' 2>/dev/null |
-       $EGREP 'file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)' >/dev/null ; then
+       $EGREP 'file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64|pe-aarch64)' >/dev/null ; then
       win32_nmres=`eval $NM -f posix -A $1 |
 	$SED -n -e '
 	    1,100{
diff --git a/configure b/configure
index a61f275f..8797f3c3 100755
--- a/configure
+++ b/configure
@@ -5246,7 +5246,7 @@ mingw* | pw32*)
     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
     lt_cv_file_magic_cmd='func_win32_libid'
   else
-    lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64)'
+    lt_cv_deplibs_check_method='file_magic file format (pei*-i386(.*architecture: i386)?|pe-arm-wince|pe-x86-64|pe-aarch64)'
     lt_cv_file_magic_cmd='$OBJDUMP -f'
   fi
   lt_cv_deplibs_check_method=pass_all