From 1f89fa1de8a83084ca98ca3635e7d1fbb3795b6d Mon Sep 17 00:00:00 2001
From: Bruno Haible <bruno@clisp.org>
Date: Mon, 22 Sep 2025 00:41:29 +0200
Subject: [PATCH] Upgrade to libtool 2.6.0.

* m4/libtool.m4: Update from libtool-2.6.0.
* m4/ltoptions.m4: Likewise.
* m4/ltsugar.m4: Likewise.
* m4/ltversion.m4: Likewise.
* m4/lt~obsolete.m4: Likewise.
* build-aux/ltmain.sh: Likewise.
---
 build-aux/ltmain.sh | 209 +++++++++++----
 m4/libtool.m4       | 640 +++++++++++++++++++++++++++++++++++---------
 m4/ltoptions.m4     |  56 +++-
 m4/ltsugar.m4       |   2 +-
 m4/ltversion.m4     |  12 +-
 m4/lt~obsolete.m4   |   2 +-
 6 files changed, 733 insertions(+), 188 deletions(-)

diff --git a/build-aux/ltmain.sh b/build-aux/ltmain.sh
index 3e6a3db3a..b1ba2d3b0 100644
--- a/build-aux/ltmain.sh
+++ b/build-aux/ltmain.sh
@@ -2,11 +2,11 @@
 ## DO NOT EDIT - This file generated from ./build-aux/ltmain.in
 ##               by inline-source v2019-02-19.15
 
-# libtool (GNU libtool) 2.5.4
+# libtool (GNU libtool) 2.6.0
 # Provide generalized library-building support services.
 # Written by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
 
-# Copyright (C) 1996-2019, 2021-2024 Free Software Foundation, Inc.
+# Copyright (C) 1996-2019, 2021-2025 Free Software Foundation, Inc.
 # This is free software; see the source for copying conditions.  There is NO
 # warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
@@ -31,8 +31,8 @@
 
 PROGRAM=libtool
 PACKAGE=libtool
-VERSION=2.5.4
-package_revision=2.5.4
+VERSION=2.6.0
+package_revision=2.6.0
 
 
 ## ------ ##
@@ -2215,7 +2215,7 @@ func_version ()
 # End:
 
 # Set a version string.
-scriptversion='(GNU libtool) 2.5.4'
+scriptversion='(GNU libtool) 2.6.0'
 
 # func_version
 # ------------
@@ -2299,6 +2299,22 @@ func_help ()
     func_usage_message
     $ECHO "$long_help_message
 
+If a TAG is supplied, it must use one of the tag names below:
+
+    Tag Name        Language Name
+       CC              C
+       CXX             C++
+       OBJC            Objective-C
+       OBJCXX          Objective-C++
+       GCJ             Java
+       F77             Fortran 77
+       FC              Fortran
+       GO              Go
+       RC              Windows Resource
+
+If you do not see a tag name associated with your programming language, then
+you are using a compiler that $progname does not support.
+
 MODE must be one of the following:
 
        clean           remove files from the build directory
@@ -2326,7 +2342,7 @@ include the following information:
        autoconf:       `($AUTOCONF --version) 2>/dev/null |$SED 1q`
 
 Report bugs to <bug-libtool@gnu.org>.
-GNU libtool home page: <https://www.gnu.org/software/libtool/>.
+GNU libtool home page: <https://www.gnu.org/s/libtool/>.
 General help using GNU software: <https://www.gnu.org/gethelp/>."
     exit 0
 }
@@ -2723,7 +2739,7 @@ libtool_validate_options ()
     case $host_os in
       # Solaris2 added to fix http://debbugs.gnu.org/cgi/bugreport.cgi?bug=16452
       # see also: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59788
-      cygwin* | mingw* | windows* | pw32* | cegcc* | solaris2* | os2*)
+      cygwin* | mingw* | windows* | pw32* | cegcc* | solaris2* | os2* | *linux*)
         # don't eliminate duplications in $postdeps and $predeps
         opt_duplicate_compiler_generated_deps=:
         ;;
@@ -2999,8 +3015,9 @@ func_infer_tag ()
 	# was found and let the user know that the "--tag" command
 	# line option must be used.
 	if test -z "$tagname"; then
-	  func_echo "unable to infer tagged configuration"
-	  func_fatal_error "specify a tag with '--tag'"
+	  func_echo "unable to infer tagged configuration with compiler."
+	  func_echo "Possible use of unsupported compiler."
+	  func_fatal_error "specify a tag with '--tag'. For more information, try '$progname --help'."
 #	else
 #	  func_verbose "using $tagname tagged configuration"
 	fi
@@ -3162,13 +3179,41 @@ func_convert_core_msys_to_w32 ()
 {
   $debug_cmd
 
-  # awkward: cmd appends spaces to result
+  # Compatibility for original MSYS
+  if test "Xone" = "X$lt_cv_cmd_slashes"; then
+  func_convert_core_msys_to_w32_result=`( cmd /c echo "$1" ) 2>/dev/null |
+    $SED -e 's/[ ]*$//' -e "$sed_naive_backslashify"`
+  else # Assume 'lt_cv_cmd_slashes = "two"'
   func_convert_core_msys_to_w32_result=`( cmd //c echo "$1" ) 2>/dev/null |
     $SED -e 's/[ ]*$//' -e "$sed_naive_backslashify"`
+  fi
+  if test "$?" -ne 0; then
+      # on failure, ensure result is empty
+      func_convert_core_msys_to_w32_result=
+  fi
 }
 #end: func_convert_core_msys_to_w32
 
 
+# func_convert_core_msys_to_w32_with_cygpath ARG
+# Convert file name or path ARG with cygpath from MSYS format to w32
+# format. Return result in func_convert_core_msys_to_w32_with_cygpath_result.
+func_convert_core_msys_to_w32_with_cygpath ()
+{
+  $debug_cmd
+
+  # Since MSYS2 is packaged with cygpath, call cygpath in $PATH; no need
+  # to use LT_CYGPATH in this case.
+  func_convert_core_msys_to_w32_result=`cygpath "$@" 2>/dev/null |
+	$SED -e 's/[ ]*$//' -e "$sed_naive_backslashify"`
+  if test "$?" -ne 0; then
+      # on failure, ensure result is empty
+      func_convert_core_msys_to_w32_result=
+  fi
+}
+#end: func_convert_core_msys_to_w32_with_cygpath
+
+
 # func_convert_file_check ARG1 ARG2
 # Verify that ARG1 (a file name in $build format) was converted to $host
 # format in ARG2. Otherwise, emit an error message, but continue (resetting
@@ -3303,8 +3348,13 @@ func_convert_file_msys_to_w32 ()
 
   func_to_host_file_result=$1
   if test -n "$1"; then
-    func_convert_core_msys_to_w32 "$1"
-    func_to_host_file_result=$func_convert_core_msys_to_w32_result
+    if test "Xyes" = "X$cygpath_installed"; then
+      func_convert_core_msys_to_w32_with_cygpath -w "$1"
+      func_to_host_file_result=$func_convert_core_msys_to_w32_with_cygpath_result
+    else
+      func_convert_core_msys_to_w32 "$1"
+      func_to_host_file_result=$func_convert_core_msys_to_w32_result
+    fi
   fi
   func_convert_file_check "$1" "$func_to_host_file_result"
 }
@@ -3355,8 +3405,13 @@ func_convert_file_msys_to_cygwin ()
 
   func_to_host_file_result=$1
   if test -n "$1"; then
-    func_convert_core_msys_to_w32 "$1"
-    func_cygpath -u "$func_convert_core_msys_to_w32_result"
+    if test "Xyes" = "X$cygpath_installed"; then
+      func_convert_core_msys_to_w32_with_cygpath -w "$1"
+      func_cygpath -u "$func_convert_core_msys_to_w32_with_cygpath_result"
+    else
+      func_convert_core_msys_to_w32 "$1"
+      func_cygpath -u "$func_convert_core_msys_to_w32_result"
+    fi
     func_to_host_file_result=$func_cygpath_result
   fi
   func_convert_file_check "$1" "$func_to_host_file_result"
@@ -3457,8 +3512,13 @@ func_convert_path_msys_to_w32 ()
     # and winepath ignores them completely.
     func_stripname : : "$1"
     func_to_host_path_tmp1=$func_stripname_result
-    func_convert_core_msys_to_w32 "$func_to_host_path_tmp1"
-    func_to_host_path_result=$func_convert_core_msys_to_w32_result
+    if test "Xyes" = "X$cygpath_installed"; then
+      func_convert_core_msys_to_w32_with_cygpath -w -p "$func_to_host_path_tmp1"
+      func_to_host_path_result=$func_convert_core_msys_to_w32_with_cygpath_result
+    else
+      func_convert_core_msys_to_w32 "$func_to_host_path_tmp1"
+      func_to_host_path_result=$func_convert_core_msys_to_w32_result
+    fi
     func_convert_path_check : ";" \
       "$func_to_host_path_tmp1" "$func_to_host_path_result"
     func_convert_path_front_back_pathsep ":*" "*:" ";" "$1"
@@ -3522,8 +3582,13 @@ func_convert_path_msys_to_cygwin ()
     # See func_convert_path_msys_to_w32:
     func_stripname : : "$1"
     func_to_host_path_tmp1=$func_stripname_result
-    func_convert_core_msys_to_w32 "$func_to_host_path_tmp1"
-    func_cygpath -u -p "$func_convert_core_msys_to_w32_result"
+    if test "Xyes" = "X$cygpath_installed"; then
+      func_convert_core_msys_to_w32_with_cygpath -w -p "$func_to_host_path_tmp1"
+      func_cygpath -u -p "$func_convert_core_msys_to_w32_with_cygpath_result"
+    else
+      func_convert_core_msys_to_w32 "$func_to_host_path_tmp1"
+      func_cygpath -u -p "$func_convert_core_msys_to_w32_result"
+    fi
     func_to_host_path_result=$func_cygpath_result
     func_convert_path_check : : \
       "$func_to_host_path_tmp1" "$func_to_host_path_result"
@@ -4455,6 +4520,14 @@ func_mode_finish ()
       fi
       echo
 
+      echo "After a 'make install' for many GNU/Linux systems, 'ldconfig LIBDIR'"
+      echo "may need to be executed to help locate newly installed libraries,"
+      echo "but you should consult with a system administrator before updating"
+      echo "the shared library cache as this should be done with great care"
+      echo "and consideration. (See the 'Platform-specific configuration notes'"
+      echo "section of the documentation for more information.)"
+      echo
+
       echo "See any operating system documentation about shared libraries for"
       case $host in
 	solaris2.[6789]|solaris2.1[0-9])
@@ -4529,7 +4602,7 @@ func_mode_install ()
 	  prev=$arg
 	fi
 	;;
-      -g | -m | -o)
+      -g | -m | -o | -S | -t)
 	prev=$arg
 	;;
       -s)
@@ -5045,7 +5118,7 @@ extern \"C\" {
 
 	  # Prepare the list of exported symbols
 	  if test -z "$export_symbols"; then
-	    export_symbols=$output_objdir/$outputname.exp
+	    export_symbols=$output_objdir/$outputname.expsym
 	    $opt_dry_run || {
 	      $RM $export_symbols
 	      eval "$SED -n -e '/^: @PROGRAM@ $/d' -e 's/^.* \(.*\)$/\1/p' "'< "$nlist" > "$export_symbols"'
@@ -5058,8 +5131,8 @@ extern \"C\" {
 	    }
 	  else
 	    $opt_dry_run || {
-	      eval "$SED -e 's/\([].[*^$]\)/\\\\\1/g' -e 's/^/ /' -e 's/$/$/'"' < "$export_symbols" > "$output_objdir/$outputname.exp"'
-	      eval '$GREP -f "$output_objdir/$outputname.exp" < "$nlist" > "$nlist"T'
+	      eval "$SED -e 's/\([].[*^$]\)/\\\\\1/g' -e 's/^/ /' -e 's/$/$/'"' < "$export_symbols" > "$output_objdir/$outputname.expsym"'
+	      eval '$GREP -f "$output_objdir/$outputname.expsym" < "$nlist" > "$nlist"T'
 	      eval '$MV "$nlist"T "$nlist"'
 	      case $host in
 	        *cygwin* | *mingw* | *windows* | *cegcc* )
@@ -5979,6 +6052,7 @@ int setenv (const char *, const char *, int);
 # define getcwd  _getcwd
 # define putenv  _putenv
 # define S_IXUSR _S_IEXEC
+# define MSVC_ISDIR(m)(((m) & S_IFMT) == S_IFDIR)
 #elif defined __MINGW32__
 # define setmode _setmode
 # define stat    _stat
@@ -6374,8 +6448,13 @@ check_executable (const char *path)
   if ((!path) || (!*path))
     return 0;
 
-  if ((stat (path, &st) >= 0)
+#ifdef _MSC_VER
+  if ((stat (path, &st) >= 0) && !MSVC_ISDIR (st.st_mode)
       && (st.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH)))
+#else
+  if ((stat (path, &st) >= 0) && !S_ISDIR (st.st_mode)
+      && (st.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH)))
+#endif
     return 1;
   else
     return 0;
@@ -7280,8 +7359,13 @@ func_mode_link ()
 	  continue
 	  ;;
 	xlinker)
-	  func_append linker_flags " $qarg"
-	  func_append compiler_flags " $wl$qarg"
+	  func_append linker_flags "$qarg,"
+	  # Args in the var 'compiler_flags' causes warnings in MSVC
+	  func_cc_basename "$CC"
+	  case $func_cc_basename_result in
+	    cl|cl.exe) ;;
+	    *) func_append compiler_flags " $wl$qarg" ;;
+	  esac
 	  prev=
 	  func_append compile_command " $wl$qarg"
 	  func_append finalize_command " $wl$qarg"
@@ -7525,8 +7609,6 @@ func_mode_link ()
 	*-*-cygwin* | *-*-mingw* | *-*-windows* | *-*-pw32* | *-*-os2* | *-*-darwin* | *-cegcc*)
 	  # The PATH hackery in wrapper scripts is required on Windows
 	  # and Darwin in order for the loader to find any dlls it needs.
-	  func_warning "'-no-install' is ignored for $host"
-	  func_warning "assuming '-no-fast-install' instead"
 	  fast_install=no
 	  ;;
 	*) no_install=yes ;;
@@ -7648,6 +7730,11 @@ func_mode_link ()
 	arg=$func_stripname_result
 	;;
 
+	-Wl,--as-needed|-Wl,--no-as-needed)
+	deplibs="$deplibs $arg"
+	continue
+	;;
+
       -Wl,*)
 	func_stripname '-Wl,' '' "$arg"
 	args=$func_stripname_result
@@ -7657,8 +7744,13 @@ func_mode_link ()
 	  IFS=$save_ifs
           func_quote_arg pretty "$flag"
 	  func_append arg " $wl$func_quote_arg_result"
-	  func_append compiler_flags " $wl$func_quote_arg_result"
-	  func_append linker_flags " $func_quote_arg_result"
+	  # Args in the var 'compiler_flags' causes warnings in MSVC
+	  func_cc_basename "$CC"
+	  case $func_cc_basename_result in
+	     cl|cl.exe) ;;
+	     *) func_append compiler_flags " $wl$func_quote_arg_result" ;;
+	  esac
+	  func_append linker_flags "$func_quote_arg_result,"
 	done
 	IFS=$save_ifs
 	func_stripname ' ' '' "$arg"
@@ -7704,6 +7796,7 @@ func_mode_link ()
       # @file                GCC response files
       # -tp=*                Portland pgcc target processor selection
       # --sysroot=*          for sysroot support
+      # --target=*           for target architecture support
       # -O*, -g*, -flto*, -fwhopr*, -fuse-linker-plugin GCC link-time optimization
       # -specs=*             GCC specs files
       # -stdlib=*            select c++ std lib with clang
@@ -7721,15 +7814,15 @@ func_mode_link ()
       # --unwindlib=*        select unwinder library with clang
       # -f{file|debug|macro|profile}-prefix-map=* needed for lto linking
       # -Wa,*                Pass flags directly to the assembler
-      # -Werror, -Werror=*   Report (specified) warnings as errors
+      # -W*                  Warnings, needed for lto
       -64|-mips[0-9]|-r[0-9][0-9]*|-xarch=*|-xtarget=*|+DA*|+DD*|-q*|-m*| \
-      -t[45]*|-txscale*|-p|-pg|--coverage|-fprofile-*|-F*|@*|-tp=*|--sysroot=*| \
+      -t[45]*|-txscale*|-p|-pg|--coverage|-fprofile-*|-F*|@*|-tp=*|--sysroot=*|--target=*| \
       -O*|-g*|-flto*|-fwhopr*|-fuse-linker-plugin|-fstack-protector*|-no-canonical-prefixes| \
       -stdlib=*|-rtlib=*|--unwindlib=*| \
       -specs=*|-fsanitize=*|-fno-sanitize*|-shared-libsan|-static-libsan| \
       -ffile-prefix-map=*|-fdebug-prefix-map=*|-fmacro-prefix-map=*|-fprofile-prefix-map=*| \
       -fdiagnostics-color*|-frecord-gcc-switches| \
-      -fuse-ld=*|-static-*|-fcilkplus|-Wa,*|-Werror|-Werror=*)
+      -fuse-ld=*|-static-*|-fcilkplus|-W*)
         func_quote_arg pretty "$arg"
 	arg=$func_quote_arg_result
         func_append compile_command " $arg"
@@ -8070,6 +8163,15 @@ func_mode_link ()
 	lib=
 	found=false
 	case $deplib in
+	-Wl,--as-needed|-Wl,--no-as-needed)
+	   if test prog,link = "$linkmode,$pass"; then
+         compile_deplibs="$deplib $compile_deplibs"
+         finalize_deplibs="$deplib $finalize_deplibs"
+       else
+         deplibs="$deplib $deplibs"
+       fi
+       continue
+       ;;
 	-mt|-mthreads|-kthread|-Kthread|-pthread|-pthreads|--thread-safe \
         |-threads|-fopenmp|-fopenmp=*|-openmp|-mp|-xopenmp|-omp|-qsmp=*)
 	  if test prog,link = "$linkmode,$pass"; then
@@ -8228,8 +8330,15 @@ func_mode_link ()
 	  fi
 	  case $linkmode in
 	  lib)
-	    # Linking convenience modules into shared libraries is allowed,
-	    # but linking other static libraries is non-portable.
+	    # Linking convenience modules and compiler provided static libraries
+	    # into shared libraries is allowed, but linking other static
+	    # libraries is non-portable.
+	    case $deplib in
+	      */libgcc*.$libext | */libclang_rt*.$libext)
+		deplibs="$deplib $deplibs"
+		continue
+	      ;;
+	    esac
 	    case " $dlpreconveniencelibs " in
 	    *" $deplib "*) ;;
 	    *)
@@ -9312,29 +9421,21 @@ func_mode_link ()
 	esac
 
 	# Check that each of the things are valid numbers.
-	case $current in
-	0|[1-9]|[1-9][0-9]|[1-9][0-9][0-9]|[1-9][0-9][0-9][0-9]|[1-9][0-9][0-9][0-9][0-9]) ;;
-	*)
-	  func_error "CURRENT '$current' must be a nonnegative integer"
+	if echo "$current" | $EGREP -v '(^0$)|(^[1-9]$)|(^[1-9][0-9]{1,4}$)' > /dev/null; then
+	  func_error "CURRENT '$current' must be a nonnegative integer and <= 5 digits"
 	  func_fatal_error "'$vinfo' is not valid version information"
-	  ;;
-	esac
+	fi
 
-	case $revision in
-	0|[1-9]|[1-9][0-9]|[1-9][0-9][0-9]|[1-9][0-9][0-9][0-9]|[1-9][0-9][0-9][0-9][0-9]) ;;
-	*)
-	  func_error "REVISION '$revision' must be a nonnegative integer"
+	# Currently limiting revision length by Unix epoch time in nanoseconds.
+	if echo "$revision" | $EGREP -v '(^0$)|(^[1-9]$)|(^[1-9][0-9]{1,18}$)' > /dev/null; then
+	  func_error "REVISION '$revision' must be a nonnegative integer and <= 19 digits"
 	  func_fatal_error "'$vinfo' is not valid version information"
-	  ;;
-	esac
+	fi
 
-	case $age in
-	0|[1-9]|[1-9][0-9]|[1-9][0-9][0-9]|[1-9][0-9][0-9][0-9]|[1-9][0-9][0-9][0-9][0-9]) ;;
-	*)
-	  func_error "AGE '$age' must be a nonnegative integer"
+	if echo "$age" | $EGREP -v '(^0$)|(^[1-9]$)|(^[1-9][0-9]{1,4}$)' > /dev/null; then
+	  func_error "AGE '$age' must be a nonnegative integer and <= 5 digits"
 	  func_fatal_error "'$vinfo' is not valid version information"
-	  ;;
-	esac
+	fi
 
 	if test "$age" -gt "$current"; then
 	  func_error "AGE '$age' is greater than the current interface number '$current'"
@@ -10022,7 +10123,7 @@ func_mode_link ()
 	if test -z "$export_symbols"; then
 	  if test yes = "$always_export_symbols" || test -n "$export_symbols_regex"; then
 	    func_verbose "generating symbol list for '$libname.la'"
-	    export_symbols=$output_objdir/$libname.exp
+	    export_symbols=$output_objdir/$libname.expsym
 	    $opt_dry_run || $RM $export_symbols
 	    cmds=$export_symbols_cmds
 	    save_ifs=$IFS; IFS='~'
@@ -10288,7 +10389,7 @@ func_mode_link ()
 
 	    ${skipped_export-false} && {
 	      func_verbose "generating symbol list for '$libname.la'"
-	      export_symbols=$output_objdir/$libname.exp
+	      export_symbols=$output_objdir/$libname.expsym
 	      $opt_dry_run || $RM $export_symbols
 	      libobjs=$output
 	      # Append the command to create the export file.
diff --git a/m4/libtool.m4 b/m4/libtool.m4
index 8d323b3ee..5ccb3a813 100644
--- a/m4/libtool.m4
+++ b/m4/libtool.m4
@@ -1,6 +1,6 @@
 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
 #
-#   Copyright (C) 1996-2001, 2003-2019, 2021-2024 Free Software
+#   Copyright (C) 1996-2001, 2003-2019, 2021-2025 Free Software
 #   Foundation, Inc.
 #   Written by Gordon Matzigkeit, 1996
 #
@@ -9,7 +9,7 @@
 # modifications, as long as this notice is preserved.
 
 m4_define([_LT_COPYING], [dnl
-# Copyright (C) 2024 Free Software Foundation, Inc.
+# Copyright (C) 2025 Free Software Foundation, Inc.
 # This is free software; see the source for copying conditions.  There is NO
 # warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
@@ -32,7 +32,7 @@ m4_define([_LT_COPYING], [dnl
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ])
 
-# serial 63 LT_INIT
+# serial 66 LT_INIT
 
 
 # LT_PREREQ(VERSION)
@@ -506,6 +506,56 @@ m4_define([_LT_LIBTOOL_TAG_VARS],
 # ------------------------------
 m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
 
+# _LT_OBJECTIVE_C
+# ------------------------------
+m4_defun([_LT_OBJECTIVE_C], [
+  AC_CACHE_CHECK([for Objective C compilation],
+    [lt_cv_objc_compiles],
+    [ save_CFLAGS=$CFLAGS
+      CFLAGS=$OBJCFLAGS
+      AC_COMPILE_IFELSE(
+        [AC_LANG_PROGRAM([#import <Foundation/Foundation.h>
+@interface Addition : NSObject
+- (int)this:(int)a that:(int)b;
+@end
+
+@implementation Addition
+- (int)this:(int)a that:(int)b
+{
+  return a + b;
+}
+@end
+],[])],
+        lt_cv_objc_compiles=yes,
+        lt_cv_objc_compiles=no
+      )
+      CFLAGS=$save_CFLAGS
+    ]
+  )
+  objc_compiles=$lt_cv_objc_compiles
+  _LT_DECL([], [objc_compiles], [1],
+    [Check for compiling Objective C and C++ code])
+])
+
+m4_defun([_LT_ML64], [
+  AC_CACHE_CHECK([for ML64 compilation],
+    [lt_cv_ml64_compiles],
+    [ save_CFLAGS=$CFLAGS
+      CFLAGS=$ML64FLAGS
+      AC_COMPILE_IFELSE(
+        [AC_LANG_PROGRAM([ret
+],[])],
+        lt_cv_ml64_compiles=yes,
+        lt_cv_ml64_compiles=no
+      )
+      CFLAGS=$save_CFLAGS
+    ]
+  )
+  objc_compiles=$lt_cv_objc_compiles
+  _LT_DECL([], [ml64_compiles], [1],
+    [Check for compiling ml64 code])
+])
+
 
 # _LT_CONFIG_COMMANDS
 # -------------------
@@ -651,7 +701,7 @@ m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
 m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
 configured by $[0], generated by m4_PACKAGE_STRING.
 
-Copyright (C) 2024 Free Software Foundation, Inc.
+Copyright (C) 2025 Free Software Foundation, Inc.
 This config.lt script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
@@ -826,6 +876,9 @@ AC_DEFUN([LT_LANG],
 m4_case([$1],
   [C],			[_LT_LANG(C)],
   [C++],		[_LT_LANG(CXX)],
+  [Objective-C],		[_LT_LANG(OBJC)],
+  [Objective-C++],	[_LT_LANG(OBJCXX)],
+  [Microsoft Macro Assembler],  [_LT_LANG(ML64)],
   [Go],			[_LT_LANG(GO)],
   [Java],		[_LT_LANG(GCJ)],
   [Fortran 77],		[_LT_LANG(F77)],
@@ -848,6 +901,26 @@ m4_defun([_LT_LANG],
 ])# _LT_LANG
 
 
+m4_ifndef([AC_PROG_ML64], [
+m4_defun([AC_PROG_ML64],
+[AC_LANG_PUSH(ML64)dnl
+AC_ARG_VAR([ML64],     [ml64 compiler command])dnl
+AC_ARG_VAR([ML64FLAGS], [ml64 compiler flags])dnl
+_AC_ARG_VAR_LDFLAGS()dnl
+AC_CHECK_TOOL(ML64, ml64)
+if test -z "$ML64"; then
+  if test -n "$ac_tool_prefix"; then
+    AC_CHECK_PROG(ML64, [${ac_tool_prefix}ml64], [${ac_tool_prefix}ml64])
+  fi
+fi
+if test -z "$ML64"; then
+  AC_CHECK_PROG(ML64, ml64, ml64, false)
+fi
+])#m4_defun
+])#m4_ifndef
+
+
+
 m4_ifndef([AC_PROG_GO], [
 ############################################################
 # NOTE: This macro has been submitted for inclusion into   #
@@ -898,19 +971,34 @@ AC_PROVIDE_IFELSE([AC_PROG_GCJ],
       [LT_LANG(GCJ)],
       [m4_ifdef([AC_PROG_GCJ],
 	[m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
+
        m4_ifdef([A][M_PROG_GCJ],
 	[m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
        m4_ifdef([LT_PROG_GCJ],
 	[m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
-
 AC_PROVIDE_IFELSE([AC_PROG_GO],
   [LT_LANG(GO)],
   [m4_define([AC_PROG_GO], defn([AC_PROG_GO])[LT_LANG(GO)])])
 
+AC_PROVIDE_IFELSE([AC_PROG_OBJC],
+  [LT_LANG(OBJC)],
+  [m4_define([AC_PROG_OBJC], defn([AC_PROG_OBJC])[LT_LANG(OBJC)])])
+
+AC_PROVIDE_IFELSE([AC_PROG_OBJCXX],
+  [LT_LANG(OBJCXX)],
+  [m4_define([AC_PROG_OBJCXX], defn([AC_PROG_OBJCXX])[LT_LANG(OBJCXX)])])
+
+AC_PROVIDE_IFELSE([AC_PROG_ML64],
+  [LT_LANG(ML64)],
+  [m4_define([AC_PROG_ML64], defn([AC_PROG_ML64])[LT_LANG(ML64)])])
 AC_PROVIDE_IFELSE([LT_PROG_RC],
   [LT_LANG(RC)],
   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
-])# _LT_LANG_DEFAULT_CONFIG
+
+
+])
+
+# _LT_LANG_DEFAULT_CONFIG
 
 # Obsolete macros:
 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
@@ -1161,8 +1249,8 @@ m4_defun([_LT_DARWIN_LINKER_FEATURES],
     _LT_TAGVAR(module_expsym_cmds, $1)="$SED -e 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags$_lt_dar_export_syms$_lt_dsymutil"
     m4_if([$1], [CXX],
 [   if test yes = "$_lt_dar_needs_single_mod" -a yes != "$lt_cv_apple_cc_single_mod"; then
-      _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dsymutil"
-      _LT_TAGVAR(archive_expsym_cmds, $1)="$SED 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dar_export_syms$_lt_dsymutil"
+      _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs $stdlibflag -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dsymutil"
+      _LT_TAGVAR(archive_expsym_cmds, $1)="$SED 's|^|_|' < \$export_symbols > \$output_objdir/\$libname-symbols.expsym~\$CC -r -keep_private_externs $stdlibflag -o \$lib-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$lib-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring$_lt_dar_export_syms$_lt_dsymutil"
     fi
 ],[])
   else
@@ -1537,7 +1625,7 @@ _LT_DECL([], [AR], [1], [The archiver])
 
 test ${AR_FLAGS+y} || AR_FLAGS=${ARFLAGS-cr}
 lt_ar_flags=$AR_FLAGS
-_LT_DECL([], [lt_ar_flags], [0], [Flags to create an archive (by configure)])
+_LT_DECL([], [lt_ar_flags], [1], [Flags to create an archive (by configure)])
 
 # Make AR_FLAGS overridable by 'make ARFLAGS='.  Don't try to run-time override
 # by AR_FLAGS because that was never working and AR_FLAGS is about to die.
@@ -1640,9 +1728,9 @@ AC_CACHE_CHECK([$1], [$2],
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
-     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.expsym
      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
-     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
+     if test ! -s conftest.er2 || diff conftest.expsym conftest.er2 >/dev/null; then
        $2=yes
      fi
    fi
@@ -1680,9 +1768,9 @@ AC_CACHE_CHECK([$1], [$2],
      if test -s conftest.err; then
        # Append any errors to the config.log.
        cat conftest.err 1>&AS_MESSAGE_LOG_FD
-       $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
+       $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.expsym
        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
-       if diff conftest.exp conftest.er2 >/dev/null; then
+       if diff conftest.expsym conftest.er2 >/dev/null; then
          $2=yes
        fi
      else
@@ -2123,9 +2211,9 @@ AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
    then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings
-     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
+     $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.expsym
      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
-     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
+     if test ! -s out/conftest.er2 || diff out/conftest.expsym out/conftest.er2 >/dev/null; then
        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
      fi
    fi
@@ -2628,8 +2716,8 @@ m4_if([$1], [],[
     dynamic_linker='Win32 ld.exe'
     ;;
 
-  *,cl* | *,icl*)
-    # Native MSVC or ICC
+  *,cl* | *,icl* | *,icx*)
+    # Native MSVC and Intel compilers
     libname_spec='$name'
     soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
     library_names_spec='$libname.dll.lib'
@@ -2889,6 +2977,18 @@ irix5* | irix6* | nonstopux*)
   hardcode_into_libs=yes
   ;;
 
+*-mlibc)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
+  soname_spec='$libname$release$shared_ext$major'
+  dynamic_linker='mlibc ld.so'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
 # No shared lib support for Linux oldld, aout, or coff.
 linux*oldld* | linux*aout* | linux*coff*)
   dynamic_linker=no
@@ -2976,6 +3076,8 @@ netbsdelf*-gnu)
   shlibpath_overrides_runpath=no
   hardcode_into_libs=yes
   dynamic_linker='NetBSD ld.elf_so'
+  enable_cxx_stdlib=yes
+  stdlibflag=
   ;;
 
 netbsd*)
@@ -2994,18 +3096,8 @@ netbsd*)
   shlibpath_var=LD_LIBRARY_PATH
   shlibpath_overrides_runpath=yes
   hardcode_into_libs=yes
-  ;;
-
-*-mlibc)
-  version_type=linux # correct to gnu/linux during the next big refactor
-  need_lib_prefix=no
-  need_version=no
-  library_names_spec='$libname$release$shared_ext$versuffix $libname$release$shared_ext$major $libname$shared_ext'
-  soname_spec='$libname$release$shared_ext$major'
-  dynamic_linker='mlibc ld.so'
-  shlibpath_var=LD_LIBRARY_PATH
-  shlibpath_overrides_runpath=no
-  hardcode_into_libs=yes
+  enable_cxx_stdlib=yes
+  stdlibflag=
   ;;
 
 newsos6)
@@ -3501,7 +3593,7 @@ case $host_os in
     ;;
   darwin*)
     if test yes = "$GCC"; then
-      reload_cmds='$LTCC $LTCFLAGS -nostdlib $wl-r -o $output$reload_objs'
+      reload_cmds='$LTCC $LTCFLAGS $stdlibflag $wl-r -o $output$reload_objs'
     else
       reload_cmds='$LD$reload_flag -o $output$reload_objs'
     fi
@@ -3669,12 +3761,12 @@ irix5* | irix6* | nonstopux*)
   lt_cv_deplibs_check_method=pass_all
   ;;
 
-# This must be glibc/ELF.
-linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
+*-mlibc)
   lt_cv_deplibs_check_method=pass_all
   ;;
 
-*-mlibc)
+# This must be glibc/ELF.
+linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
   lt_cv_deplibs_check_method=pass_all
   ;;
 
@@ -4091,13 +4183,13 @@ esac
 
 if test "$lt_cv_nm_interface" = "MS dumpbin"; then
   # Gets list of data symbols to import.
-  lt_cv_sys_global_symbol_to_import="$SED -n -e 's/^I .* \(.*\)$/\1/p'"
+  lt_cv_sys_global_symbol_to_import="$SED -n -e 's/^I .* \([[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/\1/p'"
   # Adjust the below global symbol transforms to fixup imported variables.
-  lt_cdecl_hook=" -e 's/^I .* \(.*\)$/extern __declspec(dllimport) char \1;/p'"
-  lt_c_name_hook=" -e 's/^I .* \(.*\)$/  {\"\1\", (void *) 0},/p'"
+  lt_cdecl_hook=" -e 's/^I .* \([[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/extern __declspec(dllimport) char \1;/p'"
+  lt_c_name_hook=" -e 's/^I .* \([[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/  {\"\1\", (void *) 0},/p'"
   lt_c_name_lib_hook="\
-  -e 's/^I .* \(lib.*\)$/  {\"\1\", (void *) 0},/p'\
-  -e 's/^I .* \(.*\)$/  {\"lib\1\", (void *) 0},/p'"
+  -e 's/^I .* \(lib[[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/  {\"\1\", (void *) 0},/p'\
+  -e 's/^I .* \([[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/  {\"lib\1\", (void *) 0},/p'"
 else
   # Disable hooks by default.
   lt_cv_sys_global_symbol_to_import=
@@ -4111,22 +4203,22 @@ fi
 # so use this general approach.
 lt_cv_sys_global_symbol_to_cdecl="$SED -n"\
 $lt_cdecl_hook\
-" -e 's/^T .* \(.*\)$/extern int \1();/p'"\
-" -e 's/^$symcode$symcode* .* \(.*\)$/extern char \1;/p'"
+" -e 's/^T .* \([[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/extern int \1();/p'"\
+" -e 's/^$symcode$symcode* .* \([[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/extern char \1;/p'"
 
 # Transform an extracted symbol line into symbol name and symbol address
 lt_cv_sys_global_symbol_to_c_name_address="$SED -n"\
 $lt_c_name_hook\
 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
-" -e 's/^$symcode$symcode* .* \(.*\)$/  {\"\1\", (void *) \&\1},/p'"
+" -e 's/^$symcode$symcode* .* \([[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/  {\"\1\", (void *) \&\1},/p'"
 
 # Transform an extracted symbol line into symbol name with lib prefix and
 # symbol address.
 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="$SED -n"\
 $lt_c_name_lib_hook\
 " -e 's/^: \(.*\) .*$/  {\"\1\", (void *) 0},/p'"\
-" -e 's/^$symcode$symcode* .* \(lib.*\)$/  {\"\1\", (void *) \&\1},/p'"\
-" -e 's/^$symcode$symcode* .* \(.*\)$/  {\"lib\1\", (void *) \&\1},/p'"
+" -e 's/^$symcode$symcode* .* \(lib[[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/  {\"\1\", (void *) \&\1},/p'"\
+" -e 's/^$symcode$symcode* .* \([[a-zA-Z_]][[a-zA-Z0-9_]]*\)$/  {\"lib\1\", (void *) \&\1},/p'"
 
 # Handle CRLF in mingw tool chain
 opt_cr=
@@ -4147,8 +4239,10 @@ for ac_symprfx in "" "_"; do
     # Fake it for dumpbin and say T for any non-static function,
     # D for any global variable and I for any imported variable.
     # Also find C++ and __fastcall symbols from MSVC++ or ICC,
-    # which start with @ or ?.
+    # which start with @ or ?.  And Cygwin gawk-4.1.4-3 and newer
+    # treats input as binary, have to drop carriage return first.
     lt_cv_sys_global_symbol_pipe="$AWK ['"\
+"     {sub(/\\r\$/,\"\")};"\
 "     {last_section=section; section=\$ 3};"\
 "     /^COFF SYMBOL TABLE/{for(i in hide) delete hide[i]};"\
 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
@@ -4424,7 +4518,7 @@ m4_if([$1], [CXX], [
 	  # AIX 5 now supports IA64 processor
 	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
 	else
-	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
+	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.expsym'
 	fi
 	;;
       chorus*)
@@ -4497,6 +4591,8 @@ m4_if([$1], [CXX], [
 	    ;;
 	esac
 	;;
+      *-mlibc)
+	;;
       linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
 	case $cc_basename in
 	  KCC*)
@@ -4510,7 +4606,7 @@ m4_if([$1], [CXX], [
 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
 	    ;;
-	  icpc* )
+	  icpc* | icpx*)
 	    # Intel C++, used to be incompatible with GCC.
 	    # ICC 10 doesn't accept -KPIC any more.
 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
@@ -4563,8 +4659,6 @@ m4_if([$1], [CXX], [
 	;;
       netbsd* | netbsdelf*-gnu)
 	;;
-      *-mlibc)
-	;;
       *qnx* | *nto*)
         # QNX uses GNU C++, but need to define -shared option too, otherwise
         # it will coredump.
@@ -4773,7 +4867,7 @@ m4_if([$1], [CXX], [
 	# AIX 5 now supports IA64 processor
 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
       else
-	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.expsym'
       fi
       ;;
 
@@ -4825,7 +4919,13 @@ m4_if([$1], [CXX], [
       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
       ;;
 
-    linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
+    *-mlibc)
+      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+      _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+      ;;
+
+    linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu* | freebsd*)
       case $cc_basename in
       # old Intel for x86_64, which still supported -KPIC.
       ecc*)
@@ -4841,7 +4941,7 @@ m4_if([$1], [CXX], [
         ;;
       # icc used to be incompatible with GCC.
       # ICC 10 doesn't accept -KPIC any more.
-      icc* | ifort*)
+      icc* | ifort* | icx* | ifx*)
 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
@@ -4921,12 +5021,6 @@ m4_if([$1], [CXX], [
       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
       ;;
 
-    *-mlibc)
-      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
-      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
-      _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
-      ;;
-
     *nto* | *qnx*)
       # QNX uses GNU C++, but need to define -shared option too, otherwise
       # it will coredump.
@@ -5083,7 +5177,8 @@ m4_if([$1], [CXX], [
     ;;
   cygwin* | mingw* | windows* | cegcc*)
     case $cc_basename in
-    cl* | icl*)
+    cl* | icl* | icx* | icpx*)
+      # Native MSVC and Intel compilers
       _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
       ;;
     *)
@@ -5328,6 +5423,11 @@ _LT_EOF
       _LT_TAGVAR(archive_expsym_cmds, $1)='$SED "s|^|_|" $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-h,$soname $wl--retain-symbols-file,$output_objdir/$soname.expsym $wl--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
       ;;
 
+    *-mlibc)
+	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
+      ;;
+
     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu)
       tmp_diet=no
       if test linux-dietlibc = "$host_os"; then
@@ -5353,7 +5453,7 @@ _LT_EOF
 	  tmp_addflag=' -i_dynamic' ;;
 	efc*,ia64* | ifort*,ia64*)	# Intel Fortran compiler on ia64
 	  tmp_addflag=' -i_dynamic -nofor_main' ;;
-	ifc* | ifort*)			# Intel Fortran compiler
+	ifc* | ifort* | ifx*)		# Intel Fortran compiler
 	  tmp_addflag=' -nofor_main' ;;
 	lf95*)				# Lahey Fortran 8.1
 	  _LT_TAGVAR(whole_archive_flag_spec, $1)=
@@ -5408,11 +5508,6 @@ _LT_EOF
       fi
       ;;
 
-    *-mlibc)
-	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname -o $lib'
-	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
-      ;;
-
     netbsd* | netbsdelf*-gnu)
       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
 	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
@@ -5721,8 +5816,8 @@ _LT_EOF
       # hardcode_libdir_flag_spec is actually meaningless, as there is
       # no search path for DLLs.
       case $cc_basename in
-      cl* | icl*)
-	# Native MSVC or ICC
+      cl* | icl* | icx* | icpx*)
+	# Native MSVC and Intel compilers
 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
 	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
 	_LT_TAGVAR(always_export_symbols, $1)=yes
@@ -5732,14 +5827,20 @@ _LT_EOF
 	# Tell ltmain to make .dll files, not .so files.
 	shrext_cmds=.dll
 	# FIXME: Setting linknames here is a bad hack.
+	# A check exists to verify if there are linker flags, which will use
+	# different commands when linking.
 	_LT_TAGVAR(archive_cmds, $1)='$CC -Fe$output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
 	_LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
             cp "$export_symbols" "$output_objdir/$soname.def";
-            echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
+            echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.expsym";
+          else
+            $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.expsym;
+          fi~
+          if test -z "$linker_flags"; then
+             $CC -Fe$tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.expsym" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib";
           else
-            $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
+             $CC -Fe$tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.expsym" -Wl,$linker_flags-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib";
           fi~
-          $CC -Fe$tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
           linknames='
 	# The linker will not automatically build a static lib if we build a DLL.
 	# _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
@@ -5771,7 +5872,7 @@ _LT_EOF
 	# Tell ltmain to make .dll files, not .so files.
 	shrext_cmds=.dll
 	# FIXME: Setting linknames here is a bad hack.
-	_LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
+	_LT_TAGVAR(archive_cmds, $1)='$CC -Fe$lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
 	# The linker will automatically build a .lib file if we build a DLL.
 	_LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
 	# FIXME: Should let the user specify the lib program.
@@ -5945,6 +6046,9 @@ _LT_EOF
       _LT_TAGVAR(link_all_deplibs, $1)=yes
       ;;
 
+    *-mlibc)
+      ;;
+
     linux*)
       case $cc_basename in
       tcc*)
@@ -5956,9 +6060,6 @@ _LT_EOF
       esac
       ;;
 
-    *-mlibc)
-      ;;
-
     netbsd* | netbsdelf*-gnu)
       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
 	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
@@ -6050,8 +6151,8 @@ _LT_EOF
       else
 	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
-	_LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
-          $CC -shared$allow_undefined_flag $wl-input $wl$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~$RM $lib.exp'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.expsym; done; printf "%s\\n" "-hidden">> $lib.expsym~
+          $CC -shared$allow_undefined_flag $wl-input $wl$lib.expsym $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~$RM $lib.expsym'
 
 	# Both c and cxx compiler support -rpath directly
 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
@@ -6068,21 +6169,21 @@ _LT_EOF
       if test yes = "$GCC"; then
 	wlarc='$wl'
 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $wl-z ${wl}text $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags'
-	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
-          $CC -shared $pic_flag $wl-z ${wl}text $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
+	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.expsym~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.expsym~echo "local: *; };" >> $lib.expsym~
+          $CC -shared $pic_flag $wl-z ${wl}text $wl-M $wl$lib.expsym $wl-h $wl$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.expsym'
       else
 	case `$CC -V 2>&1` in
 	*"Compilers 5.0"*)
 	  wlarc=''
 	  _LT_TAGVAR(archive_cmds, $1)='$LD -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $linker_flags'
-	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
-            $LD -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
+	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.expsym~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.expsym~echo "local: *; };" >> $lib.expsym~
+            $LD -G$allow_undefined_flag -M $lib.expsym -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.expsym'
 	  ;;
 	*)
 	  wlarc='$wl'
 	  _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h $soname -o $lib $libobjs $deplibs $compiler_flags'
-	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
-            $CC -G$allow_undefined_flag -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
+	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.expsym~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.expsym~echo "local: *; };" >> $lib.expsym~
+            $CC -G$allow_undefined_flag -M $lib.expsym -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.expsym'
 	  ;;
 	esac
       fi
@@ -6556,8 +6657,8 @@ if test yes != "$_lt_caught_CXX_error"; then
       # Check if GNU C++ uses GNU ld as the underlying linker, since the
       # archiving commands below assume that GNU ld is being used.
       if test yes = "$with_gnu_ld"; then
-        _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
-        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
+        _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared $stdlibflag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
+        _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared $stdlibflag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
 
         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
         _LT_TAGVAR(export_dynamic_flag_spec, $1)='$wl--export-dynamic'
@@ -6582,13 +6683,13 @@ if test yes != "$_lt_caught_CXX_error"; then
         # linker, instead of GNU ld.  If possible, this setting should
         # overridden to take advantage of the native linker features on
         # the platform it is being used on.
-        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
+        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $stdlibflag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
       fi
 
       # Commands to make compiler produce verbose output that lists
       # what "hidden" libraries, object files and flags are used when
       # linking a shared library.
-      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP " [[-]]L"'
+      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP -v "^Driving:" | $GREP " [[-]]L"'
 
     else
       GXX=no
@@ -6799,8 +6900,8 @@ if test yes != "$_lt_caught_CXX_error"; then
 
       cygwin* | mingw* | windows* | pw32* | cegcc*)
 	case $GXX,$cc_basename in
-	,cl* | no,cl* | ,icl* | no,icl*)
-	  # Native MSVC or ICC
+	,cl* | no,cl* | ,icl* | no,icl* | ,icx* | no,icx* | ,icpx* | no,icpx*)
+	  # Native MSVC and Intel compilers
 	  # hardcode_libdir_flag_spec is actually meaningless, as there is
 	  # no search path for DLLs.
 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
@@ -6812,14 +6913,20 @@ if test yes != "$_lt_caught_CXX_error"; then
 	  # Tell ltmain to make .dll files, not .so files.
 	  shrext_cmds=.dll
 	  # FIXME: Setting linknames here is a bad hack.
-	  _LT_TAGVAR(archive_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
+	  # A check exists to verify if there are linker flags, which will use
+	  # different commands when linking.
+	  _LT_TAGVAR(archive_cmds, $1)='$CC -Fe$output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
 	  _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
               cp "$export_symbols" "$output_objdir/$soname.def";
-              echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
+              echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.expsym";
             else
-              $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
+              $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.expsym;
+            fi~
+            if test -z "$linker_flags"; then
+               $CC -Fe$tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.expsym" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib";
+            else
+               $CC -Fe$tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.expsym" -Wl,$linker_flags-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib";
             fi~
-            $CC -o $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
             linknames='
 	  # The linker will not automatically build a static lib if we build a DLL.
 	  # _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
@@ -6853,7 +6960,7 @@ if test yes != "$_lt_caught_CXX_error"; then
 	  _LT_TAGVAR(file_list_spec, $1)='@'
 
 	  if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
-	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $stdlibflag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
 	    # If the export-symbols file already is a .def file, use it as
 	    # is; otherwise, prepend EXPORTS...
 	    _LT_TAGVAR(archive_expsym_cmds, $1)='if _LT_DLL_DEF_P([$export_symbols]); then
@@ -6862,7 +6969,7 @@ if test yes != "$_lt_caught_CXX_error"; then
               echo EXPORTS > $output_objdir/$soname.def;
               cat $export_symbols >> $output_objdir/$soname.def;
             fi~
-            $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
+            $CC -shared $stdlibflag $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname $wl--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
 	  else
 	    _LT_TAGVAR(ld_shlibs, $1)=no
 	  fi
@@ -6969,7 +7076,7 @@ if test yes != "$_lt_caught_CXX_error"; then
             ;;
           *)
             if test yes = "$GXX"; then
-              _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib $pic_flag $wl+b $wl$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
+              _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared $stdlibflag $pic_flag $wl+b $wl$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test "x$output_objdir/$soname" = "x$lib" || mv $output_objdir/$soname $lib'
             else
               # FIXME: insert proper C++ library support
               _LT_TAGVAR(ld_shlibs, $1)=no
@@ -7037,13 +7144,13 @@ if test yes != "$_lt_caught_CXX_error"; then
 	      if test no = "$with_gnu_ld"; then
 	        case $host_cpu in
 	          hppa*64*)
-	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $stdlibflag -fPIC $wl+h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
 	            ;;
 	          ia64*)
-	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag $wl+h $wl$soname $wl+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $stdlibflag $pic_flag $wl+h $wl$soname $wl+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
 	            ;;
 	          *)
-	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
+	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared $stdlibflag $pic_flag $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
 	            ;;
 	        esac
 	      fi
@@ -7084,9 +7191,9 @@ if test yes != "$_lt_caught_CXX_error"; then
           *)
 	    if test yes = "$GXX"; then
 	      if test no = "$with_gnu_ld"; then
-	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $stdlibflag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
 	      else
-	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` -o $lib'
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $stdlibflag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` -o $lib'
 	      fi
 	    fi
 	    _LT_TAGVAR(link_all_deplibs, $1)=yes
@@ -7097,6 +7204,10 @@ if test yes != "$_lt_caught_CXX_error"; then
         _LT_TAGVAR(inherit_rpath, $1)=yes
         ;;
 
+      *-mlibc)
+        _LT_TAGVAR(ld_shlibs, $1)=yes
+	;;
+
       linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
         case $cc_basename in
           KCC*)
@@ -7124,7 +7235,7 @@ if test yes != "$_lt_caught_CXX_error"; then
 	    # "CC -Bstatic", where "CC" is the KAI C++ compiler.
 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
 	    ;;
-	  icpc* | ecpc* )
+	  icpc* | ecpc* | icpx*)
 	    # Intel C++
 	    with_gnu_ld=yes
 	    # version 8.0 and above of icpc choke on multiply defined symbols
@@ -7262,10 +7373,6 @@ if test yes != "$_lt_caught_CXX_error"; then
 	esac
 	;;
 
-      *-mlibc)
-        _LT_TAGVAR(ld_shlibs, $1)=yes
-	;;
-
       netbsd*)
         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
 	  _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
@@ -7273,9 +7380,11 @@ if test yes != "$_lt_caught_CXX_error"; then
 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
 	  _LT_TAGVAR(hardcode_direct, $1)=yes
 	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
+	else
+	  _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname -o $lib'
+	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname $wl-retain-symbols-file $wl$export_symbols -o $lib'
 	fi
-	# Workaround some broken pre-1.5 toolchains
-	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
+	output_verbose_link_cmd=func_echo_all
 	;;
 
       *nto* | *qnx*)
@@ -7335,10 +7444,10 @@ if test yes != "$_lt_caught_CXX_error"; then
 	      *)
 	        _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib'
-	        _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
-                  echo "-hidden">> $lib.exp~
-                  $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname $wl-input $wl$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~
-                  $RM $lib.exp'
+	        _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.expsym; done~
+                  echo "-hidden">> $lib.expsym~
+                  $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname $wl-input $wl$lib.expsym  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry $output_objdir/so_locations -o $lib~
+                  $RM $lib.expsym'
 	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
 		;;
 	    esac
@@ -7360,10 +7469,10 @@ if test yes != "$_lt_caught_CXX_error"; then
 	      _LT_TAGVAR(allow_undefined_flag, $1)=' $wl-expect_unresolved $wl\*'
 	      case $host in
 	        osf3*)
-	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
+	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared $stdlibflag $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
 		  ;;
 	        *)
-	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-msym $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
+	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $stdlibflag $allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-msym $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations -o $lib'
 		  ;;
 	      esac
 
@@ -7373,7 +7482,7 @@ if test yes != "$_lt_caught_CXX_error"; then
 	      # Commands to make compiler produce verbose output that lists
 	      # what "hidden" libraries, object files and flags are used when
 	      # linking a shared library.
-	      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP " [[-]]L"'
+	      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP -v "^Driving:" | $GREP " [[-]]L"'
 
 	    else
 	      # FIXME: insert proper C++ library support
@@ -7417,8 +7526,8 @@ if test yes != "$_lt_caught_CXX_error"; then
             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
 	    _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
 	    _LT_TAGVAR(archive_cmds, $1)='$CC -G$allow_undefined_flag -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
-	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
-              $CC -G$allow_undefined_flag $wl-M $wl$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
+	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.expsym~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.expsym~echo "local: *; };" >> $lib.expsym~
+              $CC -G$allow_undefined_flag $wl-M $wl$lib.expsym -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.expsym'
 
 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
 	    _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
@@ -7453,25 +7562,25 @@ if test yes != "$_lt_caught_CXX_error"; then
 	    if test yes,no = "$GXX,$with_gnu_ld"; then
 	      _LT_TAGVAR(no_undefined_flag, $1)=' $wl-z ${wl}defs'
 	      if $CC --version | $GREP -v '^2\.7' > /dev/null; then
-	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
-	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
-                  $CC -shared $pic_flag -nostdlib $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $stdlibflag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
+	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.expsym~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.expsym~echo "local: *; };" >> $lib.expsym~
+                  $CC -shared $pic_flag $stdlibflag $wl-M $wl$lib.expsym $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.expsym'
 
 	        # Commands to make compiler produce verbose output that lists
 	        # what "hidden" libraries, object files and flags are used when
 	        # linking a shared library.
-	        output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP " [[-]]L"'
+	        output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP -v "^Driving:" | $GREP " [[-]]L"'
 	      else
 	        # g++ 2.7 appears to require '-G' NOT '-shared' on this
 	        # platform.
-	        _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
-	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
-                  $CC -G -nostdlib $wl-M $wl$lib.exp $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
+	        _LT_TAGVAR(archive_cmds, $1)='$CC -G $stdlibflag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags $wl-h $wl$soname -o $lib'
+	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.expsym~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.expsym~echo "local: *; };" >> $lib.expsym~
+                  $CC -G $stdlibflag $wl-M $wl$lib.expsym $wl-h $wl$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.expsym'
 
 	        # Commands to make compiler produce verbose output that lists
 	        # what "hidden" libraries, object files and flags are used when
 	        # linking a shared library.
-	        output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP " [[-]]L"'
+	        output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP -v "^Driving:" | $GREP " [[-]]L"'
 	      fi
 
 	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $wl$libdir'
@@ -7705,10 +7814,14 @@ if AC_TRY_EVAL(ac_compile); then
   # the conftest object file.
   pre_test_object_deps_done=no
 
+  if test yes = "$enable_cxx_stdlib"; then
+    output_verbose_link_cmd=
+  fi
+
   for p in `eval "$output_verbose_link_cmd"`; do
     case $prev$p in
 
-    -L* | -R* | -l*)
+    -L* | -R* | -l* | */libclang_rt.*.a)
        # Some compilers place space between "-{L,R,l}" and the path.
        # Remove the space.
        if test x-L = x"$p" ||
@@ -8171,6 +8284,76 @@ CFLAGS=$lt_save_CFLAGS
 ])# _LT_LANG_GCJ_CONFIG
 
 
+# _LT_LANG_ML64_CONFIG([TAG])
+# --------------------------
+# Ensure that the configuration variables for the ML64 assembler
+# are suitably defined.  These variables are subsequently used by _LT_CONFIG
+# to write the compiler configuration to 'libtool'.
+m4_defun([_LT_LANG_ML64_CONFIG],
+[AC_REQUIRE([LT_PROG_ML64])dnl
+AC_LANG_SAVE
+
+# Source file extension for ML64 test sources.
+ac_ext=asm
+
+#Object file extension for compile ML64 test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# Code to be used in simple compile tests
+lt_simple_compile_test_code="main PROC ret main ENDP"
+
+# Code to be used in simple link tests
+lt_simple_link_test_code="main PROC ret main ENDP"
+
+# ltmain only uses $CC for tagged configurations so make sure $CC is set.
+_LT_TAG_COMPILER
+
+# save warnings/boilerplate of simple test code
+_LT_COMPILER_BOILERPLATE
+_LT_LINKER_BOILERPLATE
+
+# TODO? Check for compilation issues with ML64 flags.
+
+# Allow CC to be a program name with arguments.
+lt_save_CC=$CC
+lt_save_CFLAGS=$CFLAGS
+lt_save_GCC=$GCC
+GCC=yes
+CC=${ML64-"gcc"}
+CFLAGS=$ML64FLAGS
+compiler=$CC
+_LT_TAGVAR(compiler, $1)=$CC
+_LT_TAGVAR(LD, $1)=$LD
+_LT_CC_BASENAME([$compiler])
+
+_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
+_LT_TAGVAR(reload_flag, $1)=$reload_flag
+_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
+
+## CAVEAT EMPTOR:
+## There is no encapsulation within the following macros, do not change
+## the running order or otherwise move them around unless you know exactly
+## what you are doing...
+if test -n "$compiler"; then
+  _LT_COMPILER_NO_RTTI($1)
+  _LT_COMPILER_PIC($1)
+  _LT_COMPILER_C_O($1)
+  _LT_COMPILER_FILE_LOCKS($1)
+  _LT_LINKER_SHLIBS($1)
+  _LT_LINKER_HARDCODE_LIBPATH($1)
+
+  _LT_CONFIG($1)
+fi
+
+AC_LANG_RESTORE
+
+GCC=$lt_save_GCC
+CC=$lt_save_CC
+CFLAGS=$lt_save_CFLAGS
+])# _LT_LANG_ML64_CONFIG
+
+
 # _LT_LANG_GO_CONFIG([TAG])
 # --------------------------
 # Ensure that the configuration variables for the GNU Go compiler
@@ -8242,6 +8425,151 @@ CFLAGS=$lt_save_CFLAGS
 ])# _LT_LANG_GO_CONFIG
 
 
+# _LT_LANG_OBJC_CONFIG([TAG])
+# --------------------------
+# Ensure that the configuration variables for the GNU Objective-C compiler
+# are suitably defined.  These variables are subsequently used by _LT_CONFIG
+# to write the compiler configuration to 'libtool'.
+m4_defun([_LT_LANG_OBJC_CONFIG],
+[AC_REQUIRE([LT_PROG_OBJC])dnl
+AC_LANG_SAVE
+
+# Source file extension for OBJC test sources.
+ac_ext=m
+
+# Object file extension for compiled OBJC test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# Code to be used in simple compile tests
+lt_simple_compile_test_code="int some_variable = 0;"
+
+# Code to be used in simple link tests
+lt_simple_link_test_code='int main(void){return(0);}'
+
+# ltmain only uses $CC for tagged configurations so make sure $CC is set.
+_LT_TAG_COMPILER
+
+# save warnings/boilerplate of simple test code
+_LT_COMPILER_BOILERPLATE
+_LT_LINKER_BOILERPLATE
+
+# Check for compilation issues with OBJC flags
+_LT_OBJECTIVE_C
+if test "yes" = "$lt_cv_gnustep_exists"; then
+  OBJCFLAGS="$OBJCFLAGS `gnustep-config --objc-flags`"
+fi
+
+# Allow CC to be a program name with arguments.
+lt_save_CC=$CC
+lt_save_CFLAGS=$CFLAGS
+lt_save_GCC=$GCC
+GCC=yes
+CC=${OBJC-"gcc"}
+CFLAGS=$OBJCFLAGS
+compiler=$CC
+_LT_TAGVAR(compiler, $1)=$CC
+_LT_TAGVAR(LD, $1)=$LD
+_LT_CC_BASENAME([$compiler])
+
+_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
+_LT_TAGVAR(reload_flag, $1)=$reload_flag
+_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
+
+## CAVEAT EMPTOR:
+## There is no encapsulation within the following macros, do not change
+## the running order or otherwise move them around unless you know exactly
+## what you are doing...
+if test -n "$compiler"; then
+  _LT_COMPILER_NO_RTTI($1)
+  _LT_COMPILER_PIC($1)
+  _LT_COMPILER_C_O($1)
+  _LT_COMPILER_FILE_LOCKS($1)
+  _LT_LINKER_SHLIBS($1)
+  _LT_LINKER_HARDCODE_LIBPATH($1)
+
+  _LT_CONFIG($1)
+fi
+
+AC_LANG_RESTORE
+
+GCC=$lt_save_GCC
+CC=$lt_save_CC
+CFLAGS=$lt_save_CFLAGS
+])# _LT_LANG_OBJC_CONFIG
+
+
+# _LT_LANG_OBJCXX_CONFIG([TAG])
+# --------------------------
+# Ensure that the configuration variables for the GNU Objective-C++ compiler
+# are suitably defined.  These variables are subsequently used by _LT_CONFIG
+# to write the compiler configuration to 'libtool'.
+m4_defun([_LT_LANG_OBJCXX_CONFIG],
+[AC_REQUIRE([LT_PROG_OBJCXX])dnl
+AC_LANG_SAVE
+
+# Source file extension for OBJCXX test sources.
+ac_ext=mm
+
+# Object file extension for compiled OBJCXX test sources.
+objext=o
+_LT_TAGVAR(objext, $1)=$objext
+
+# Code to be used in simple compile tests
+lt_simple_compile_test_code="int some_variable = 0;"
+
+# Code to be used in simple link tests
+lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
+
+# ltmain only uses $CC for tagged configurations so make sure $CC is set.
+_LT_TAG_COMPILER
+
+# save warnings/boilerplate of simple test code
+_LT_COMPILER_BOILERPLATE
+_LT_LINKER_BOILERPLATE
+
+# Check for compilation issues with OBJCXX flags
+_LT_OBJECTIVE_C
+
+# Allow CC to be a program name with arguments.
+lt_save_CC=$CC
+lt_save_CFLAGS=$CFLAGS
+lt_save_GCC=$GCC
+GCC=yes
+CC=${OBJCXX-"g++"}
+CFLAGS=$OBJCXXFLAGS
+compiler=$CC
+_LT_TAGVAR(compiler, $1)=$CC
+_LT_TAGVAR(LD, $1)=$LD
+_LT_CC_BASENAME([$compiler])
+
+_LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
+_LT_TAGVAR(reload_flag, $1)=$reload_flag
+_LT_TAGVAR(reload_cmds, $1)=$reload_cmds
+
+## CAVEAT EMPTOR:
+## There is no encapsulation within the following macros, do not change
+## the running order or otherwise move them around unless you know exactly
+## what you are doing...
+if test -n "$compiler"; then
+  _LT_COMPILER_NO_RTTI($1)
+  _LT_COMPILER_PIC($1)
+  _LT_COMPILER_C_O($1)
+  _LT_COMPILER_FILE_LOCKS($1)
+  _LT_LINKER_SHLIBS($1)
+  _LT_LINKER_HARDCODE_LIBPATH($1)
+
+  _LT_CONFIG($1)
+fi
+
+AC_LANG_RESTORE
+
+GCC=$lt_save_GCC
+CC=$lt_save_CC
+CFLAGS=$lt_save_CFLAGS
+])# _LT_LANG_OBJCXX_CONFIG
+
+
 # _LT_LANG_RC_CONFIG([TAG])
 # -------------------------
 # Ensure that the configuration variables for the Windows resource compiler
@@ -8294,6 +8622,34 @@ CC=$lt_save_CC
 CFLAGS=$lt_save_CFLAGS
 ])# _LT_LANG_RC_CONFIG
 
+# LT_PROG_ML64
+# -----------
+AC_DEFUN([LT_PROG_ML64],
+[AC_CHECK_TOOL(ML64, ml64,)
+])
+
+
+# LT_PROG_OBJC
+# -----------
+AC_DEFUN([LT_PROG_OBJC],
+[AC_CHECK_TOOL(OBJC, gcc,)
+  AC_CHECK_TOOL(GNUSTEP_CONFIG, gnustep-config,)
+  if test Xgnustep-config = X"$GNUSTEP_CONFIG"; then
+    test set = "${OBJCFLAGS+set}" || OBJCFLAGS="`gnustep-config --objc-flags`"
+  fi
+  AC_SUBST(OBJCFLAGS)])])[]dnl
+])
+
+# LT_PROG_OBJCXX
+# -----------
+AC_DEFUN([LT_PROG_OBJCXX],
+[AC_CHECK_TOOL(OBJCXX, g++,)
+  AC_CHECK_TOOL(GNUSTEP_CONFIG, gnustep-config,)
+  if test Xgnustep-config = X"$GNUSTEP_CONFIG"; then
+    test set = "${OBJCXXFLAGS+set}" || OBJCXXFLAGS="`gnustep-config --objc-flags`"
+  fi
+  AC_SUBST(OBJCXXFLAGS)])])[]dnl
+])
 
 # LT_PROG_GCJ
 # -----------
@@ -8485,4 +8841,40 @@ to_tool_file_cmd=$lt_cv_to_tool_file_cmd
 AC_MSG_RESULT([$lt_cv_to_tool_file_cmd])
 _LT_DECL([to_tool_file_cmd], [lt_cv_to_tool_file_cmd],
          [0], [convert $build files to toolchain format])dnl
+
+AS_CASE([$host],
+  [*-*-mingw* | *-*-windows* | *-*-cygwin*],
+  [AS_CASE([$build],
+    [*-*-mingw* | *-*-windows* | *-*-cygwin*],
+    [AC_MSG_CHECKING([whether cygpath is installed])
+      AC_CACHE_VAL([lt_cv_cygpath_installed],
+        [lt_cv_cygpath_installed=ignoring
+          cygpath --help &> /dev/null
+          _lt_result=$?
+          AS_IF([test 0 = "$_lt_result"],
+            [lt_cv_cygpath_installed=yes],
+            [lt_cv_cygpath_installed=no])
+        ])
+      AC_MSG_RESULT([$lt_cv_cygpath_installed])
+      _LT_DECL([cygpath_installed], [lt_cv_cygpath_installed],
+               [0], [whether cygpath is installed])dnl
+      AS_IF([test "xyes" != "x$lt_cv_cygpath_installed"],
+        [
+          AC_MSG_CHECKING([whether to use cmd with one slash or two slashes])
+          AC_CACHE_VAL([lt_cv_cmd_slashes],
+            [
+              _lt_result=`cmd /c echo one-slash works. Not checked //c echo two-slashes 2>/dev/null`
+              AS_IF([test 0 != $?],
+                [AC_MSG_ERROR([Do not know how to convert paths])])
+              AS_CASE([$_lt_result],
+                [one-slash*],[lt_cv_cmd_slashes="one"],
+                [two-slashes*],[lt_cv_cmd_slashes="two"],
+                [AC_MSG_ERROR([Do not know how to convert paths])]
+              )
+            ])
+          AC_MSG_RESULT([$lt_cv_cmd_slashes])
+        ])
+    ])
+  ]
+)dnl
 ])# _LT_PATH_CONVERSION_FUNCTIONS
diff --git a/m4/ltoptions.m4 b/m4/ltoptions.m4
index 25caa8902..9e93e6f04 100644
--- a/m4/ltoptions.m4
+++ b/m4/ltoptions.m4
@@ -1,6 +1,6 @@
 # Helper functions for option handling.                    -*- Autoconf -*-
 #
-#   Copyright (C) 2004-2005, 2007-2009, 2011-2019, 2021-2024 Free
+#   Copyright (C) 2004-2005, 2007-2009, 2011-2019, 2021-2025 Free
 #   Software Foundation, Inc.
 #   Written by Gary V. Vaughan, 2004
 #
@@ -8,7 +8,7 @@
 # unlimited permission to copy and/or distribute it, with or without
 # modifications, as long as this notice is preserved.
 
-# serial 10 ltoptions.m4
+# serial 12 ltoptions.m4
 
 # This is to help aclocal find these macros, as it can't see m4_define.
 AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
@@ -80,6 +80,7 @@ m4_if([$1],[LT_INIT],[
   _LT_UNLESS_OPTIONS([LT_INIT], [shared disable-shared], [_LT_ENABLE_SHARED])
   _LT_UNLESS_OPTIONS([LT_INIT], [static disable-static], [_LT_ENABLE_STATIC])
   _LT_UNLESS_OPTIONS([LT_INIT], [pic-only no-pic], [_LT_WITH_PIC])
+  _LT_UNLESS_OPTIONS([LT_INIT], [cxx-stdlib no-cxx-stdlib], [_LT_ENABLE_CXX_STDLIB])
   _LT_UNLESS_OPTIONS([LT_INIT], [fast-install disable-fast-install],
 		   [_LT_ENABLE_FAST_INSTALL])
   _LT_UNLESS_OPTIONS([LT_INIT], [aix-soname=aix aix-soname=both aix-soname=svr4],
@@ -370,8 +371,16 @@ power*-*-aix[[5-9]]*,yes)
     fi
   fi
   ;;
+power*-*-aix[[5-9]]*,'')
+  AC_MSG_WARN([for $host, specify if building shared libraries for versioning (svr4|both)])
+  AC_MSG_CHECKING([which variant of shared library versioning to provide])
+  with_aix_soname=aix
+  AC_MSG_RESULT([(default) $with_aix_soname])
+  ;;
 *)
+  AC_MSG_CHECKING([which variant of shared library versioning to provide])
   with_aix_soname=aix
+  AC_MSG_RESULT([(default) $with_aix_soname])
   ;;
 esac
 
@@ -448,6 +457,49 @@ put the 'pic-only' option into LT_INIT's first parameter.])
 dnl aclocal-1.4 backwards compatibility:
 dnl AC_DEFUN([AC_LIBTOOL_PICMODE], [])
 
+
+# _LT_ENABLE_CXX_STDLIB([MODE])
+# --------------------
+# implement the --enable-cxx-stdlib flag, and support the 'cxx-stdlib' and 'no-cxx-stdlib'
+# LT_INIT options.
+# MODE is either 'yes' or 'no'.  If omitted, it defaults to 'no'.
+m4_define([_LT_ENABLE_CXX_STDLIB],
+[m4_define([_LT_ENABLE_CXX_STDLIB_DEFAULT], [m4_if($1, yes, yes, no)])dnl
+stdlibflag=-nostdlib
+AC_ARG_ENABLE([cxx-stdlib],
+    [AS_HELP_STRING([--enable-cxx-stdlib@<:@=PKGS@:>@],
+	  [let the compiler frontend decide what standard libraries to link when building C++ shared libraries and modules @<:@default=]_LT_ENABLE_CXX_STDLIB_DEFAULT[@:>@])],
+    [p=${PACKAGE-default}
+    case $enableval in
+    yes) enable_cxx_stdlib=yes ;;
+    no) enable_cxx_stdlib=no ;;
+    *)
+     enable_cxx_stdlib=no
+      # Look at the argument we got.  We use all the common list separators.
+      lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
+      for pkg in $enableval; do
+	IFS=$lt_save_ifs
+	if test "X$pkg" = "X$p"; then
+	  enable_cxx_stdlib=yes
+	fi
+      done
+      IFS=$lt_save_ifs
+      ;;
+    esac],
+    [enable_cxx_stdlib=]_LT_ENABLE_CXX_STDLIB_DEFAULT)
+
+if test yes = "$enable_cxx_stdlib"; then
+  stdlibflag=
+fi
+
+_LT_DECL([], [enable_cxx_stdlib], [0], [Whether to let the compiler frontend decide what standard libraries to link when building C++ shared libraries and modules])dnl
+_LT_DECL([], [stdlibflag], [0], [Flag used for specifying not to link standard libraries])dnl
+])# _LT_ENABLE_CXX_STDLIB
+
+LT_OPTION_DEFINE([LT_INIT], [cxx-stdlib], [_LT_ENABLE_CXX_STDLIB([yes])])
+LT_OPTION_DEFINE([LT_INIT], [no-cxx-stdlib], [_LT_ENABLE_CXX_STDLIB([no])])
+
+
 ## ----------------- ##
 ## LTDL_INIT Options ##
 ## ----------------- ##
diff --git a/m4/ltsugar.m4 b/m4/ltsugar.m4
index 5b5c80a3a..5698955ba 100644
--- a/m4/ltsugar.m4
+++ b/m4/ltsugar.m4
@@ -1,6 +1,6 @@
 # ltsugar.m4 -- libtool m4 base layer.                         -*-Autoconf-*-
 #
-# Copyright (C) 2004-2005, 2007-2008, 2011-2019, 2021-2024 Free Software
+# Copyright (C) 2004-2005, 2007-2008, 2011-2019, 2021-2025 Free Software
 # Foundation, Inc.
 # Written by Gary V. Vaughan, 2004
 #
diff --git a/m4/ltversion.m4 b/m4/ltversion.m4
index 228df3f39..09bdaa5ee 100644
--- a/m4/ltversion.m4
+++ b/m4/ltversion.m4
@@ -1,6 +1,6 @@
 # ltversion.m4 -- version numbers			-*- Autoconf -*-
 #
-#   Copyright (C) 2004, 2011-2019, 2021-2024 Free Software Foundation,
+#   Copyright (C) 2004, 2011-2019, 2021-2025 Free Software Foundation,
 #   Inc.
 #   Written by Scott James Remnant, 2004
 #
@@ -10,15 +10,15 @@
 
 # @configure_input@
 
-# serial 4441 ltversion.m4
+# serial 4509 ltversion.m4
 # This file is part of GNU Libtool
 
-m4_define([LT_PACKAGE_VERSION], [2.5.4])
-m4_define([LT_PACKAGE_REVISION], [2.5.4])
+m4_define([LT_PACKAGE_VERSION], [2.6.0])
+m4_define([LT_PACKAGE_REVISION], [2.6.0])
 
 AC_DEFUN([LTVERSION_VERSION],
-[macro_version='2.5.4'
-macro_revision='2.5.4'
+[macro_version='2.6.0'
+macro_revision='2.6.0'
 _LT_DECL(, macro_version, 0, [Which release of libtool.m4 was used?])
 _LT_DECL(, macro_revision, 0)
 ])
diff --git a/m4/lt~obsolete.m4 b/m4/lt~obsolete.m4
index 22b534697..c1d7729b4 100644
--- a/m4/lt~obsolete.m4
+++ b/m4/lt~obsolete.m4
@@ -1,6 +1,6 @@
 # lt~obsolete.m4 -- aclocal satisfying obsolete definitions.    -*-Autoconf-*-
 #
-#   Copyright (C) 2004-2005, 2007, 2009, 2011-2019, 2021-2024 Free
+#   Copyright (C) 2004-2005, 2007, 2009, 2011-2019, 2021-2025 Free
 #   Software Foundation, Inc.
 #   Written by Scott James Remnant, 2004.
 #
-- 
2.47.3