From 355c82a1d519375fdfb8ff7816d9f815547df11a Mon Sep 17 00:00:00 2001
From: "Todd C. Miller" <Todd.Miller@sudo.ws>
Date: Fri, 3 Jan 2025 17:35:34 -0700
Subject: [PATCH] Update to libtool 2.5.3

---
 aclocal.m4        |   4 +-
 configure         | 611 +++++++++++++++++++++++++---------------------
 m4/libtool.m4     | 309 +++++++++++------------
 m4/ltoptions.m4   | 106 +++++---
 m4/ltsugar.m4     |   2 +-
 m4/ltversion.m4   |  12 +-
 m4/lt~obsolete.m4 |   2 +-
 scripts/ltmain.sh | 487 ++++++++++++++++--------------------
 8 files changed, 772 insertions(+), 761 deletions(-)

diff --git a/aclocal.m4 b/aclocal.m4
index 718cfec09..04a389420 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,6 +1,6 @@
-# generated automatically by aclocal 1.16.5 -*- Autoconf -*-
+# generated automatically by aclocal 1.17 -*- Autoconf -*-
 
-# Copyright (C) 1996-2021 Free Software Foundation, Inc.
+# Copyright (C) 1996-2024 Free Software Foundation, Inc.
 
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
diff --git a/configure b/configure
index 63012a517..cbb3d672c 100755
--- a/configure
+++ b/configure
@@ -1060,8 +1060,10 @@ enable_python
 enable_adminconf
 enable_shared
 enable_static
+enable_pic
 with_pic
 enable_fast_install
+enable_aix_soname
 with_aix_soname
 with_gnu_ld
 with_sysroot
@@ -1782,8 +1784,13 @@ Optional Features:
                           preference to sysconfdir
   --enable-shared[=PKGS]  build shared libraries [default=yes]
   --enable-static[=PKGS]  build static libraries [default=yes]
+  --enable-pic[=PKGS]     try to use only PIC/non-PIC objects [default=use
+                          both]
   --enable-fast-install[=PKGS]
                           optimize for fast installation [default=yes]
+  --enable-aix-soname=aix|svr4|both
+                          shared library versioning (aka "SONAME") variant to
+                          provide on AIX, [default=aix].
   --disable-libtool-lock  avoid locking (might break parallel builds)
   --enable-intercept      fully qualified pathname of sudo_intercept.so
   --disable-sia           Disable SIA on Digital UNIX
@@ -1897,11 +1904,6 @@ Optional Packages:
   --with-mdoc             manual pages use mdoc macros
   --with-selinux          enable SELinux support
   --with-apparmor         enable AppArmor support
-  --with-pic[=PKGS]       try to use only PIC/non-PIC objects [default=use
-                          both]
-  --with-aix-soname=aix|svr4|both
-                          shared library versioning (aka "SONAME") variant to
-                          provide on AIX, [default=aix].
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
   --with-sysroot[=DIR]    Search for dependent libraries within DIR (or the
                           compiler's sysroot if not specified).
@@ -8991,8 +8993,8 @@ esac
 
 
 
-macro_version='2.4.7'
-macro_revision='2.4.7'
+macro_version='2.5.3'
+macro_revision='2.5.3'
 
 
 
@@ -9426,7 +9428,7 @@ if test yes = "$GCC"; then
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5
 printf %s "checking for ld used by $CC... " >&6; }
   case $host in
-  *-*-mingw*)
+  *-*-mingw* | *-*-windows*)
     # gcc leaves a trailing carriage return, which upsets mingw
     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
   *)
@@ -9555,7 +9557,7 @@ else
 	# Tru64's nm complains that /dev/null is an invalid object file
 	# MSYS converts /dev/null to NUL, MinGW nm treats NUL as empty
 	case $build_os in
-	mingw*) lt_bad_file=conftest.nm/nofile ;;
+	mingw* | windows*) lt_bad_file=conftest.nm/nofile ;;
 	*) lt_bad_file=/dev/null ;;
 	esac
 	case `"$tmp_nm" -B $lt_bad_file 2>&1 | $SED '1q'` in
@@ -9788,7 +9790,7 @@ else case e in #(
     lt_cv_sys_max_cmd_len=-1;
     ;;
 
-  cygwin* | mingw* | cegcc*)
+  cygwin* | mingw* | windows* | cegcc*)
     # On Win9x/ME, this test blows up -- it succeeds, but takes
     # about 5 minutes as the teststring grows exponentially.
     # Worse, since 9x/ME are not pre-emptively multitasking,
@@ -9810,7 +9812,7 @@ else case e in #(
     lt_cv_sys_max_cmd_len=8192;
     ;;
 
-  bitrig* | darwin* | dragonfly* | freebsd* | midnightbsd* | netbsd* | openbsd*)
+  darwin* | dragonfly* | freebsd* | midnightbsd* | netbsd* | openbsd*)
     # This has been around since 386BSD, at least.  Likely further.
     if test -x /sbin/sysctl; then
       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
@@ -9953,7 +9955,7 @@ else case e in #(
   e) case $host in
   *-*-mingw* )
     case $build in
-      *-*-mingw* ) # actually msys
+      *-*-mingw* | *-*-windows* ) # actually msys
         lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
         ;;
       *-*-cygwin* )
@@ -9966,7 +9968,7 @@ else case e in #(
     ;;
   *-*-cygwin* )
     case $build in
-      *-*-mingw* ) # actually msys
+      *-*-mingw* | *-*-windows* ) # actually msys
         lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
         ;;
       *-*-cygwin* )
@@ -10002,9 +10004,9 @@ else case e in #(
   e) #assume ordinary cross tools, or native build.
 lt_cv_to_tool_file_cmd=func_convert_file_noop
 case $host in
-  *-*-mingw* )
+  *-*-mingw* | *-*-windows* )
     case $build in
-      *-*-mingw* ) # actually msys
+      *-*-mingw* | *-*-windows* ) # actually msys
         lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
         ;;
     esac
@@ -10040,7 +10042,7 @@ case $reload_flag in
 esac
 reload_cmds='$LD$reload_flag -o $output$reload_objs'
 case $host_os in
-  cygwin* | mingw* | pw32* | cegcc*)
+  cygwin* | mingw* | windows* | pw32* | cegcc*)
     if test yes != "$GCC"; then
       reload_cmds=false
     fi
@@ -10062,9 +10064,8 @@ esac
 
 
 
-if test -n "$ac_tool_prefix"; then
-  # Extract the first word of "${ac_tool_prefix}file", so it can be a program name with args.
-set dummy ${ac_tool_prefix}file; ac_word=$2
+# Extract the first word of "file", so it can be a program name with args.
+set dummy file; ac_word=$2
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 printf %s "checking for $ac_word... " >&6; }
 if test ${ac_cv_prog_FILECMD+y}
@@ -10085,7 +10086,7 @@ do
   esac
     for ac_exec_ext in '' $ac_executable_extensions; do
   if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    ac_cv_prog_FILECMD="${ac_tool_prefix}file"
+    ac_cv_prog_FILECMD="file"
     printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
@@ -10093,6 +10094,7 @@ done
   done
 IFS=$as_save_IFS
 
+  test -z "$ac_cv_prog_FILECMD" && ac_cv_prog_FILECMD=":"
 fi ;;
 esac
 fi
@@ -10106,66 +10108,6 @@ printf "%s\n" "no" >&6; }
 fi
 
 
-fi
-if test -z "$ac_cv_prog_FILECMD"; then
-  ac_ct_FILECMD=$FILECMD
-  # Extract the first word of "file", so it can be a program name with args.
-set dummy file; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_ac_ct_FILECMD+y}
-then :
-  printf %s "(cached) " >&6
-else case e in #(
-  e) if test -n "$ac_ct_FILECMD"; then
-  ac_cv_prog_ac_ct_FILECMD="$ac_ct_FILECMD" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    ac_cv_prog_ac_ct_FILECMD="file"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-fi ;;
-esac
-fi
-ac_ct_FILECMD=$ac_cv_prog_ac_ct_FILECMD
-if test -n "$ac_ct_FILECMD"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_FILECMD" >&5
-printf "%s\n" "$ac_ct_FILECMD" >&6; }
-else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
-fi
-
-  if test "x$ac_ct_FILECMD" = x; then
-    FILECMD=":"
-  else
-    case $cross_compiling:$ac_tool_warned in
-yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
-ac_tool_warned=yes ;;
-esac
-    FILECMD=$ac_ct_FILECMD
-  fi
-else
-  FILECMD="$ac_cv_prog_FILECMD"
-fi
-
 
 
 
@@ -10300,7 +10242,6 @@ lt_cv_deplibs_check_method='unknown'
 # 'none' -- dependencies not supported.
 # 'unknown' -- same as none, but documents that we really don't know.
 # 'pass_all' -- all dependencies passed with no checks.
-# 'test_compile' -- check by making test program.
 # 'file_magic [[regex]]' -- check by looking for files in library path
 # that responds to the $file_magic_cmd with a given extended regex.
 # If you have 'file' or equivalent on your system and you're not sure
@@ -10327,7 +10268,7 @@ cygwin*)
   lt_cv_file_magic_cmd='func_win32_libid'
   ;;
 
-mingw* | pw32*)
+mingw* | windows* | pw32*)
   # Base MSYS/MinGW do not provide the 'file' command needed by
   # func_win32_libid shell function, so use a weaker test based on 'objdump',
   # unless we find 'file', for example because we are cross-compiling.
@@ -10336,7 +10277,7 @@ mingw* | pw32*)
     lt_cv_file_magic_cmd='func_win32_libid'
   else
     # Keep this pattern in sync with the one in func_win32_libid.
-    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
   ;;
@@ -10413,7 +10354,7 @@ newos6*)
   lt_cv_deplibs_check_method=pass_all
   ;;
 
-openbsd* | bitrig*)
+openbsd*)
   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/]+(\.so\.[0-9]+\.[0-9]+|\.so|_pic\.a)$'
   else
@@ -10481,7 +10422,7 @@ file_magic_glob=
 want_nocaseglob=no
 if test "$build" = "$host"; then
   case $host_os in
-  mingw* | pw32*)
+  mingw* | windows* | pw32*)
     if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
       want_nocaseglob=yes
     else
@@ -10640,7 +10581,7 @@ else case e in #(
   e) lt_cv_sharedlib_from_linklib_cmd='unknown'
 
 case $host_os in
-cygwin* | mingw* | pw32* | cegcc*)
+cygwin* | mingw* | windows* | pw32* | cegcc*)
   # two different shell functions defined in ltmain.sh;
   # decide which one to use based on capabilities of $DLLTOOL
   case `$DLLTOOL --help 2>&1` in
@@ -10671,6 +10612,110 @@ test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
 
 
 
+if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
+set dummy ${ac_tool_prefix}ranlib; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_RANLIB+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$RANLIB"; then
+  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi ;;
+esac
+fi
+RANLIB=$ac_cv_prog_RANLIB
+if test -n "$RANLIB"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
+printf "%s\n" "$RANLIB" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_RANLIB"; then
+  ac_ct_RANLIB=$RANLIB
+  # Extract the first word of "ranlib", so it can be a program name with args.
+set dummy ranlib; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_RANLIB+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) if test -n "$ac_ct_RANLIB"; then
+  ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_RANLIB="ranlib"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi ;;
+esac
+fi
+ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
+if test -n "$ac_ct_RANLIB"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
+printf "%s\n" "$ac_ct_RANLIB" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+  if test "x$ac_ct_RANLIB" = x; then
+    RANLIB=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    RANLIB=$ac_ct_RANLIB
+  fi
+else
+  RANLIB="$ac_cv_prog_RANLIB"
+fi
+
 if test -n "$ac_tool_prefix"; then
   for ac_prog in ar
   do
@@ -10792,7 +10837,7 @@ fi
 
 # Use ARFLAGS variable as AR's operation code to sync the variable naming with
 # Automake.  If both AR_FLAGS and ARFLAGS are specified, AR_FLAGS should have
-# higher priority because thats what people were doing historically (setting
+# higher priority because that's what people were doing historically (setting
 # ARFLAGS for automake and AR_FLAGS for libtool).  FIXME: Make the AR_FLAGS
 # variable obsoleted/removed.
 
@@ -10984,109 +11029,6 @@ test -z "$STRIP" && STRIP=:
 
 
 
-if test -n "$ac_tool_prefix"; then
-  # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
-set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_RANLIB+y}
-then :
-  printf %s "(cached) " >&6
-else case e in #(
-  e) if test -n "$RANLIB"; then
-  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-fi ;;
-esac
-fi
-RANLIB=$ac_cv_prog_RANLIB
-if test -n "$RANLIB"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
-printf "%s\n" "$RANLIB" >&6; }
-else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
-fi
-
-
-fi
-if test -z "$ac_cv_prog_RANLIB"; then
-  ac_ct_RANLIB=$RANLIB
-  # Extract the first word of "ranlib", so it can be a program name with args.
-set dummy ranlib; ac_word=$2
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-printf %s "checking for $ac_word... " >&6; }
-if test ${ac_cv_prog_ac_ct_RANLIB+y}
-then :
-  printf %s "(cached) " >&6
-else case e in #(
-  e) if test -n "$ac_ct_RANLIB"; then
-  ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  case $as_dir in #(((
-    '') as_dir=./ ;;
-    */) ;;
-    *) as_dir=$as_dir/ ;;
-  esac
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
-    ac_cv_prog_ac_ct_RANLIB="ranlib"
-    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-fi ;;
-esac
-fi
-ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
-if test -n "$ac_ct_RANLIB"; then
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
-printf "%s\n" "$ac_ct_RANLIB" >&6; }
-else
-  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
-printf "%s\n" "no" >&6; }
-fi
-
-  if test "x$ac_ct_RANLIB" = x; then
-    RANLIB=":"
-  else
-    case $cross_compiling:$ac_tool_warned in
-yes:)
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
-ac_tool_warned=yes ;;
-esac
-    RANLIB=$ac_ct_RANLIB
-  fi
-else
-  RANLIB="$ac_cv_prog_RANLIB"
-fi
 
 test -z "$RANLIB" && RANLIB=:
 
@@ -11101,15 +11043,8 @@ old_postinstall_cmds='chmod 644 $oldlib'
 old_postuninstall_cmds=
 
 if test -n "$RANLIB"; then
-  case $host_os in
-  bitrig* | openbsd*)
-    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
-    ;;
-  *)
-    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
-    ;;
-  esac
   old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
+  old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
 fi
 
 case $host_os in
@@ -11237,7 +11172,7 @@ case $host_os in
 aix*)
   symcode='[BCDT]'
   ;;
-cygwin* | mingw* | pw32* | cegcc*)
+cygwin* | mingw* | windows* | pw32* | cegcc*)
   symcode='[ABCDGISTW]'
   ;;
 hpux*)
@@ -11252,7 +11187,7 @@ osf*)
   symcode='[BCDEGQRST]'
   ;;
 solaris*)
-  symcode='[BDRT]'
+  symcode='[BCDRT]'
   ;;
 sco3.2v5*)
   symcode='[DT]'
@@ -11316,7 +11251,7 @@ $lt_c_name_lib_hook\
 # Handle CRLF in mingw tool chain
 opt_cr=
 case $build_os in
-mingw*)
+mingw* | windows*)
   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
   ;;
 esac
@@ -11367,7 +11302,7 @@ void nm_test_func(void){}
 #ifdef __cplusplus
 }
 #endif
-int main(){nm_test_var='a';nm_test_func();return(0);}
+int main(void){nm_test_var='a';nm_test_func();return(0);}
 _LT_EOF
 
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
@@ -11552,7 +11487,9 @@ lt_sysroot=
 case $with_sysroot in #(
  yes)
    if test yes = "$GCC"; then
-     lt_sysroot=`$CC --print-sysroot 2>/dev/null`
+     # Trim trailing / since we'll always append absolute paths and we want
+     # to avoid //, if only for less confusing output for the user.
+     lt_sysroot=`$CC --print-sysroot 2>/dev/null | $SED 's:/\+$::'`
    fi
    ;; #(
  /*)
@@ -11769,7 +11706,7 @@ mips64*-*linux*)
   ;;
 
 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
-s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
+s390*-*linux*|s390*-*tpf*|sparc*-*linux*|x86_64-gnu*)
   # Find out what ABI is being produced by ac_compile, and set linker
   # options accordingly.  Note that the listed cases only cover the
   # situations where additional linker options are needed (such as when
@@ -11788,7 +11725,7 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	  x86_64-*kfreebsd*-gnu)
 	    LD="${LD-ld} -m elf_i386_fbsd"
 	    ;;
-	  x86_64-*linux*)
+	  x86_64-*linux*|x86_64-gnu*)
 	    case `$FILECMD conftest.o` in
 	      *x86-64*)
 		LD="${LD-ld} -m elf32_x86_64"
@@ -11817,7 +11754,7 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	  x86_64-*kfreebsd*-gnu)
 	    LD="${LD-ld} -m elf_x86_64_fbsd"
 	    ;;
-	  x86_64-*linux*)
+	  x86_64-*linux*|x86_64-gnu*)
 	    LD="${LD-ld} -m elf_x86_64"
 	    ;;
 	  powerpcle-*linux*)
@@ -12038,23 +11975,23 @@ fi
 test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $MANIFEST_TOOL is a manifest tool" >&5
 printf %s "checking if $MANIFEST_TOOL is a manifest tool... " >&6; }
-if test ${lt_cv_path_mainfest_tool+y}
+if test ${lt_cv_path_manifest_tool+y}
 then :
   printf %s "(cached) " >&6
 else case e in #(
-  e) lt_cv_path_mainfest_tool=no
+  e) lt_cv_path_manifest_tool=no
   echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&5
   $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
   cat conftest.err >&5
   if $GREP 'Manifest Tool' conftest.out > /dev/null; then
-    lt_cv_path_mainfest_tool=yes
+    lt_cv_path_manifest_tool=yes
   fi
   rm -f conftest* ;;
 esac
 fi
-{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_mainfest_tool" >&5
-printf "%s\n" "$lt_cv_path_mainfest_tool" >&6; }
-if test yes != "$lt_cv_path_mainfest_tool"; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_manifest_tool" >&5
+printf "%s\n" "$lt_cv_path_manifest_tool" >&6; }
+if test yes != "$lt_cv_path_manifest_tool"; then
   MANIFEST_TOOL=:
 fi
 
@@ -12649,6 +12586,45 @@ fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_apple_cc_single_mod" >&5
 printf "%s\n" "$lt_cv_apple_cc_single_mod" >&6; }
 
+    # Feature test to disable chained fixups since it is not
+    # compatible with '-undefined dynamic_lookup'
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for -no_fixup_chains linker flag" >&5
+printf %s "checking for -no_fixup_chains linker flag... " >&6; }
+if test ${lt_cv_support_no_fixup_chains+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e)  save_LDFLAGS=$LDFLAGS
+        LDFLAGS="$LDFLAGS -Wl,-no_fixup_chains"
+        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  lt_cv_support_no_fixup_chains=yes
+else case e in #(
+  e) lt_cv_support_no_fixup_chains=no
+         ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+        LDFLAGS=$save_LDFLAGS
+
+     ;;
+esac
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_support_no_fixup_chains" >&5
+printf "%s\n" "$lt_cv_support_no_fixup_chains" >&6; }
+
     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for -exported_symbols_list linker flag" >&5
 printf %s "checking for -exported_symbols_list linker flag... " >&6; }
 if test ${lt_cv_ld_exported_symbols_list+y}
@@ -12703,7 +12679,7 @@ _LT_EOF
       echo "$RANLIB libconftest.a" >&5
       $RANLIB libconftest.a 2>&5
       cat > conftest.c << _LT_EOF
-int main() { return 0;}
+int main(void) { return 0;}
 _LT_EOF
       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&5
       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
@@ -12732,7 +12708,11 @@ printf "%s\n" "$lt_cv_ld_force_load" >&6; }
         10.[012],*|,*powerpc*-darwin[5-8]*)
           _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
         *)
-          _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
+          _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup'
+          if test yes = "$lt_cv_support_no_fixup_chains"; then
+            as_fn_append _lt_dar_allow_undefined ' $wl-no_fixup_chains'
+          fi
+        ;;
       esac
     ;;
   esac
@@ -12874,31 +12854,54 @@ fi
 
 
 
-
-# Check whether --with-pic was given.
+  # Check whether --enable-pic was given.
+if test ${enable_pic+y}
+then :
+  enableval=$enable_pic; lt_p=${PACKAGE-default}
+     case $enableval in
+     yes|no) pic_mode=$enableval ;;
+     *)
+       pic_mode=default
+       # Look at the argument we got.  We use all the common list separators.
+       lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
+       for lt_pkg in $enableval; do
+	 IFS=$lt_save_ifs
+	 if test "X$lt_pkg" = "X$lt_p"; then
+	   pic_mode=yes
+	 fi
+       done
+       IFS=$lt_save_ifs
+       ;;
+     esac
+else case e in #(
+  e)           # Check whether --with-pic was given.
 if test ${with_pic+y}
 then :
   withval=$with_pic; lt_p=${PACKAGE-default}
-    case $withval in
-    yes|no) pic_mode=$withval ;;
-    *)
-      pic_mode=default
-      # Look at the argument we got.  We use all the common list separators.
-      lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
-      for lt_pkg in $withval; do
-	IFS=$lt_save_ifs
-	if test "X$lt_pkg" = "X$lt_p"; then
-	  pic_mode=yes
-	fi
-      done
-      IFS=$lt_save_ifs
-      ;;
-    esac
+	 case $withval in
+	 yes|no) pic_mode=$withval ;;
+	 *)
+	   pic_mode=default
+	   # Look at the argument we got.  We use all the common list separators.
+	   lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
+	   for lt_pkg in $withval; do
+	     IFS=$lt_save_ifs
+	     if test "X$lt_pkg" = "X$lt_p"; then
+	       pic_mode=yes
+	     fi
+	   done
+	   IFS=$lt_save_ifs
+	   ;;
+	 esac
 else case e in #(
   e) pic_mode=default ;;
 esac
 fi
 
+     ;;
+esac
+fi
+
 
 
 
@@ -12943,18 +12946,29 @@ case $host,$enable_shared in
 power*-*-aix[5-9]*,yes)
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking which variant of shared library versioning to provide" >&5
 printf %s "checking which variant of shared library versioning to provide... " >&6; }
-
-# Check whether --with-aix-soname was given.
+  # Check whether --enable-aix-soname was given.
+if test ${enable_aix_soname+y}
+then :
+  enableval=$enable_aix_soname; case $enableval in
+     aix|svr4|both)
+       ;;
+     *)
+       as_fn_error $? "Unknown argument to --enable-aix-soname" "$LINENO" 5
+       ;;
+     esac
+     lt_cv_with_aix_soname=$enable_aix_soname
+else case e in #(
+  e) # Check whether --with-aix-soname was given.
 if test ${with_aix_soname+y}
 then :
   withval=$with_aix_soname; case $withval in
-    aix|svr4|both)
-      ;;
-    *)
-      as_fn_error $? "Unknown argument to --with-aix-soname" "$LINENO" 5
-      ;;
-    esac
-    lt_cv_with_aix_soname=$with_aix_soname
+         aix|svr4|both)
+           ;;
+         *)
+           as_fn_error $? "Unknown argument to --with-aix-soname" "$LINENO" 5
+           ;;
+         esac
+         lt_cv_with_aix_soname=$with_aix_soname
 else case e in #(
   e) if test ${lt_cv_with_aix_soname+y}
 then :
@@ -12963,11 +12977,15 @@ else case e in #(
   e) lt_cv_with_aix_soname=aix ;;
 esac
 fi
-
-    with_aix_soname=$lt_cv_with_aix_soname ;;
+ ;;
 esac
 fi
 
+     enable_aix_soname=$lt_cv_with_aix_soname ;;
+esac
+fi
+
+  with_aix_soname=$enable_aix_soname
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $with_aix_soname" >&5
 printf "%s\n" "$with_aix_soname" >&6; }
   if test aix != "$with_aix_soname"; then
@@ -13283,7 +13301,7 @@ objext=$objext
 lt_simple_compile_test_code="int some_variable = 0;"
 
 # Code to be used in simple link tests
-lt_simple_link_test_code='int main(){return(0);}'
+lt_simple_link_test_code='int main(void){return(0);}'
 
 
 
@@ -13425,7 +13443,7 @@ lt_prog_compiler_static=
       # PIC is the default for these OSes.
       ;;
 
-    mingw* | cygwin* | pw32* | os2* | cegcc*)
+    mingw* | windows* | cygwin* | pw32* | os2* | cegcc*)
       # This hack is so that the source file can tell whether it is being
       # built for inclusion in a dll (and should export symbols for example).
       # Although the cygwin gcc ignores -fPIC, still need this for old-style
@@ -13528,7 +13546,7 @@ lt_prog_compiler_static=
       esac
       ;;
 
-    mingw* | cygwin* | pw32* | os2* | cegcc*)
+    mingw* | windows* | cygwin* | pw32* | os2* | cegcc*)
       # This hack is so that the source file can tell whether it is being
       # built for inclusion in a dll (and should export symbols for example).
       lt_prog_compiler_pic='-DDLL_EXPORT'
@@ -13569,6 +13587,12 @@ lt_prog_compiler_static=
 	lt_prog_compiler_pic='-KPIC'
 	lt_prog_compiler_static='-static'
         ;;
+      *flang* | ftn)
+        # Flang compiler.
+	lt_prog_compiler_wl='-Wl,'
+	lt_prog_compiler_pic='-fPIC'
+	lt_prog_compiler_static='-static'
+        ;;
       # icc used to be incompatible with GCC.
       # ICC 10 doesn't accept -KPIC any more.
       icc* | ifort*)
@@ -14042,7 +14066,7 @@ printf %s "checking whether the $compiler linker ($LD) supports shared libraries
   extract_expsyms_cmds=
 
   case $host_os in
-  cygwin* | mingw* | pw32* | cegcc*)
+  cygwin* | mingw* | windows* | pw32* | cegcc*)
     # FIXME: the MSVC++ and ICC port hasn't been tested in a loooong time
     # When not using gcc, we currently assume that we are using
     # Microsoft Visual C++ or Intel C++ Compiler.
@@ -14054,7 +14078,7 @@ printf %s "checking whether the $compiler linker ($LD) supports shared libraries
     # we just hope/assume this is gcc and not c89 (= MSVC++ or ICC)
     with_gnu_ld=yes
     ;;
-  openbsd* | bitrig*)
+  openbsd*)
     with_gnu_ld=no
     ;;
   esac
@@ -14157,7 +14181,7 @@ _LT_EOF
       fi
       ;;
 
-    cygwin* | mingw* | pw32* | cegcc*)
+    cygwin* | mingw* | windows* | pw32* | cegcc*)
       # _LT_TAGVAR(hardcode_libdir_flag_spec, ) is actually meaningless,
       # as there is no search path for DLLs.
       hardcode_libdir_flag_spec='-L$libdir'
@@ -14213,7 +14237,7 @@ _LT_EOF
 	cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
 	$CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
 	emximp -o $lib $output_objdir/$libname.def'
-      old_archive_From_new_cmds='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
+      old_archive_from_new_cmds='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
       enable_shared_with_static_runtimes=yes
       file_list_spec='@'
       ;;
@@ -14704,7 +14728,7 @@ fi
       export_dynamic_flag_spec=-rdynamic
       ;;
 
-    cygwin* | mingw* | pw32* | cegcc*)
+    cygwin* | mingw* | windows* | pw32* | cegcc*)
       # When not using gcc, we currently assume that we are using
       # Microsoft Visual C++ or Intel C++ Compiler.
       # hardcode_libdir_flag_spec is actually meaningless, as there is
@@ -14721,14 +14745,14 @@ fi
 	# Tell ltmain to make .dll files, not .so files.
 	shrext_cmds=.dll
 	# FIXME: Setting linknames here is a bad hack.
-	archive_cmds='$CC -o $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
+	archive_cmds='$CC -Fe $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
 	archive_expsym_cmds='if   test DEF = "`$SED -n     -e '\''s/^[	 ]*//'\''     -e '\''/^\(;.*\)*$/d'\''     -e '\''s/^\(EXPORTS\|LIBRARY\)\([	 ].*\)*$/DEF/p'\''     -e q     $export_symbols`" ; then
             cp "$export_symbols" "$output_objdir/$soname.def";
             echo "$tool_output_objdir$soname.def" > "$output_objdir/$soname.exp";
           else
             $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
           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"~
+          $CC -Fe $tool_output_objdir$soname $libobjs $compiler_flags $deplibs "@$tool_output_objdir$soname.exp" -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~
           linknames='
 	# The linker will not automatically build a static lib if we build a DLL.
 	# _LT_TAGVAR(old_archive_from_new_cmds, )='true'
@@ -15132,7 +15156,7 @@ printf "%s\n" "$lt_cv_irix_exported_symbol" >&6; }
     *nto* | *qnx*)
       ;;
 
-    openbsd* | bitrig*)
+    openbsd*)
       if test -f /usr/libexec/ld.so; then
 	hardcode_direct=yes
 	hardcode_shlibpath_var=no
@@ -15175,7 +15199,7 @@ printf "%s\n" "$lt_cv_irix_exported_symbol" >&6; }
 	cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
 	$CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
 	emximp -o $lib $output_objdir/$libname.def'
-      old_archive_From_new_cmds='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
+      old_archive_from_new_cmds='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
       enable_shared_with_static_runtimes=yes
       file_list_spec='@'
       ;;
@@ -15627,7 +15651,7 @@ if test yes = "$GCC"; then
     *) lt_awk_arg='/^libraries:/' ;;
   esac
   case $host_os in
-    mingw* | cegcc*) lt_sed_strip_eq='s|=\([A-Za-z]:\)|\1|g' ;;
+    mingw* | windows* | cegcc*) lt_sed_strip_eq='s|=\([A-Za-z]:\)|\1|g' ;;
     *) lt_sed_strip_eq='s|=/|/|g' ;;
   esac
   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
@@ -15685,7 +15709,7 @@ BEGIN {RS = " "; FS = "/|\n";} {
   # AWK program above erroneously prepends '/' to C:/dos/paths
   # for these hosts.
   case $host_os in
-    mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
+    mingw* | windows* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
       $SED 's|/\([A-Za-z]:\)|\1|g'` ;;
   esac
   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
@@ -15759,7 +15783,7 @@ aix[4-9]*)
     # Unfortunately, runtime linking may impact performance, so we do
     # not want this to be the default eventually. Also, we use the
     # versioned .so libs for executables only if there is the -brtl
-    # linker flag in LDFLAGS as well, or --with-aix-soname=svr4 only.
+    # linker flag in LDFLAGS as well, or --enable-aix-soname=svr4 only.
     # To allow for filename-based versioning support, we need to create
     # libNAME.so.V as an archive file, containing:
     # *) an Import File, referring to the versioned filename of the
@@ -15853,7 +15877,7 @@ bsdi[45]*)
   # libtool to hard-code these into programs
   ;;
 
-cygwin* | mingw* | pw32* | cegcc*)
+cygwin* | mingw* | windows* | pw32* | cegcc*)
   version_type=windows
   shrext_cmds=.dll
   need_version=no
@@ -15864,6 +15888,19 @@ cygwin* | mingw* | pw32* | cegcc*)
     # gcc
     library_names_spec='$libname.dll.a'
     # DLL is installed to $(libdir)/../bin by postinstall_cmds
+    # If user builds GCC with mulitlibs enabled,
+    # it should just install on $(libdir)
+    # not on $(libdir)/../bin or 32 bits dlls would override 64 bit ones.
+    if test yes = $multilib; then
+    postinstall_cmds='base_file=`basename \$file`~
+      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
+      dldir=$destdir/`dirname \$dlpath`~
+      $install_prog $dir/$dlname $destdir/$dlname~
+      chmod a+x $destdir/$dlname~
+      if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
+        eval '\''$striplib $destdir/$dlname'\'' || exit \$?;
+      fi'
+    else
     postinstall_cmds='base_file=`basename \$file`~
       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
       dldir=$destdir/`dirname \$dlpath`~
@@ -15873,6 +15910,7 @@ cygwin* | mingw* | pw32* | cegcc*)
       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
       fi'
+    fi
     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
       dlpath=$dir/\$dldll~
        $RM \$dlpath'
@@ -15885,7 +15923,7 @@ cygwin* | mingw* | pw32* | cegcc*)
 
       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"
       ;;
-    mingw* | cegcc*)
+    mingw* | windows* | cegcc*)
       # MinGW DLLs use traditional 'lib' prefix
       soname_spec='$libname`echo $release | $SED -e 's/[.]/-/g'`$versuffix$shared_ext'
       ;;
@@ -15904,7 +15942,7 @@ cygwin* | mingw* | pw32* | cegcc*)
     library_names_spec='$libname.dll.lib'
 
     case $build_os in
-    mingw*)
+    mingw* | windows*)
       sys_lib_search_path_spec=
       lt_save_ifs=$IFS
       IFS=';'
@@ -16011,7 +16049,28 @@ freebsd* | dragonfly* | midnightbsd*)
       need_version=yes
       ;;
   esac
+  case $host_cpu in
+    powerpc64)
+      # On FreeBSD bi-arch platforms, a different variable is used for 32-bit
+      # binaries.  See <https://man.freebsd.org/cgi/man.cgi?query=ld.so>.
+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+int test_pointer_size[sizeof (void *) - 5];
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
   shlibpath_var=LD_LIBRARY_PATH
+else case e in #(
+  e) shlibpath_var=LD_32_LIBRARY_PATH ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+      ;;
+    *)
+      shlibpath_var=LD_LIBRARY_PATH
+      ;;
+  esac
   case $host_os in
   freebsd2.*)
     shlibpath_overrides_runpath=yes
@@ -16152,7 +16211,7 @@ linux*android*)
   version_type=none # Android doesn't support versioned libraries.
   need_lib_prefix=no
   need_version=no
-  library_names_spec='$libname$release$shared_ext'
+  library_names_spec='$libname$release$shared_ext $libname$shared_ext'
   soname_spec='$libname$release$shared_ext'
   finish_cmds=
   shlibpath_var=LD_LIBRARY_PATH
@@ -16164,8 +16223,9 @@ linux*android*)
   hardcode_into_libs=yes
 
   dynamic_linker='Android linker'
-  # Don't embed -rpath directories since the linker doesn't support them.
-  hardcode_libdir_flag_spec='-L$libdir'
+  # -rpath works at least for libraries that are not overridden by
+  # libraries installed in system locations.
+  hardcode_libdir_flag_spec='$wl-rpath $wl$libdir'
   ;;
 
 # This must be glibc/ELF.
@@ -16222,7 +16282,7 @@ fi
   # before this can be enabled.
   hardcode_into_libs=yes
 
-  # Ideally, we could use ldconfig to report *all* directores which are
+  # Ideally, we could use ldconfig to report *all* directories which are
   # searched for libraries, however this is still not possible.  Aside from not
   # being certain /sbin/ldconfig is available, command
   # 'ldconfig -N -X -v | grep ^/' on 64bit Fedora does not report /usr/lib64,
@@ -16279,7 +16339,7 @@ newsos6)
   dynamic_linker='ldqnx.so'
   ;;
 
-openbsd* | bitrig*)
+openbsd*)
   version_type=sunos
   sys_lib_dlsearch_path_spec=/usr/lib
   need_lib_prefix=no
@@ -16621,7 +16681,7 @@ else
     lt_cv_dlopen_self=yes
     ;;
 
-  mingw* | pw32* | cegcc*)
+  mingw* | windows* | pw32* | cegcc*)
     lt_cv_dlopen=LoadLibrary
     lt_cv_dlopen_libs=
     ;;
@@ -16994,11 +17054,11 @@ else
 /* When -fvisibility=hidden is used, assume the code has been annotated
    correspondingly for the symbols needed.  */
 #if defined __GNUC__ && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
-int fnord () __attribute__((visibility("default")));
+int fnord (void) __attribute__((visibility("default")));
 #endif
 
-int fnord () { return 42; }
-int main ()
+int fnord (void) { return 42; }
+int main (void)
 {
   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
   int status = $lt_dlunknown;
@@ -17102,11 +17162,11 @@ else
 /* When -fvisibility=hidden is used, assume the code has been annotated
    correspondingly for the symbols needed.  */
 #if defined __GNUC__ && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
-int fnord () __attribute__((visibility("default")));
+int fnord (void) __attribute__((visibility("default")));
 #endif
 
-int fnord () { return 42; }
-int main ()
+int fnord (void) { return 42; }
+int main (void)
 {
   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
   int status = $lt_dlunknown;
@@ -37860,19 +37920,18 @@ printf "%s\n" "$as_me: executing $ac_file commands" >&6;}
     cat <<_LT_EOF >> "$cfgfile"
 #! $SHELL
 # Generated automatically by $as_me ($PACKAGE) $VERSION
-# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
 
 # Provide generalized library-building support services.
 # Written by Gordon Matzigkeit, 1996
 
-# Copyright (C) 2014 Free Software Foundation, Inc.
+# Copyright (C) 2024 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.
 
 # GNU Libtool is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of of the License, or
+# the Free Software Foundation; either version 2 of the License, or
 # (at your option) any later version.
 #
 # As a special exception to the GNU General Public License, if you
@@ -38253,7 +38312,7 @@ hardcode_direct=$hardcode_direct
 
 # Set to "yes" if using DIR/libNAME\$shared_ext during linking hardcodes
 # DIR into the resulting binary and the resulting library dependency is
-# "absolute",i.e impossible to change by setting \$shlibpath_var if the
+# "absolute",i.e. impossible to change by setting \$shlibpath_var if the
 # library is relocated.
 hardcode_direct_absolute=$hardcode_direct_absolute
 
diff --git a/m4/libtool.m4 b/m4/libtool.m4
index afdadd80b..9b2644bdb 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, 2021-2022 Free Software
+#   Copyright (C) 1996-2001, 2003-2019, 2021-2024 Free Software
 #   Foundation, Inc.
 #   Written by Gordon Matzigkeit, 1996
 #
@@ -9,13 +9,13 @@
 # modifications, as long as this notice is preserved.
 
 m4_define([_LT_COPYING], [dnl
-# Copyright (C) 2014 Free Software Foundation, Inc.
+# Copyright (C) 2024 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.
 
 # GNU Libtool is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of of the License, or
+# the Free Software Foundation; either version 2 of the License, or
 # (at your option) any later version.
 #
 # As a special exception to the GNU General Public License, if you
@@ -32,7 +32,7 @@ m4_define([_LT_COPYING], [dnl
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ])
 
-# serial 59 LT_INIT
+# serial 62 LT_INIT
 
 
 # LT_PREREQ(VERSION)
@@ -60,7 +60,7 @@ esac
 # LT_INIT([OPTIONS])
 # ------------------
 AC_DEFUN([LT_INIT],
-[AC_PREREQ([2.62])dnl We use AC_PATH_PROGS_FEATURE_CHECK
+[AC_PREREQ([2.64])dnl We use AC_PATH_PROGS_FEATURE_CHECK
 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
 AC_BEFORE([$0], [LT_LANG])dnl
 AC_BEFORE([$0], [LT_OUTPUT])dnl
@@ -616,7 +616,7 @@ m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
 # LT_OUTPUT
 # ---------
 # This macro allows early generation of the libtool script (before
-# AC_OUTPUT is called), incase it is used in configure for compilation
+# AC_OUTPUT is called), in case it is used in configure for compilation
 # tests.
 AC_DEFUN([LT_OUTPUT],
 [: ${CONFIG_LT=./config.lt}
@@ -651,9 +651,9 @@ 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) 2011 Free Software Foundation, Inc.
+Copyright (C) 2024 Free Software Foundation, Inc.
 This config.lt script is free software; the Free Software Foundation
-gives unlimited permision to copy, distribute and modify it."
+gives unlimited permission to copy, distribute and modify it."
 
 while test 0 != $[#]
 do
@@ -730,7 +730,6 @@ _LT_CONFIG_SAVE_COMMANDS([
     cat <<_LT_EOF >> "$cfgfile"
 #! $SHELL
 # Generated automatically by $as_me ($PACKAGE) $VERSION
-# Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
 
 # Provide generalized library-building support services.
@@ -975,6 +974,7 @@ _lt_linker_boilerplate=`cat conftest.err`
 $RM -r conftest*
 ])# _LT_LINKER_BOILERPLATE
 
+
 # _LT_REQUIRED_DARWIN_CHECKS
 # -------------------------
 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
@@ -1025,6 +1025,21 @@ m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
 	rm -f conftest.*
       fi])
 
+    # Feature test to disable chained fixups since it is not
+    # compatible with '-undefined dynamic_lookup'
+    AC_CACHE_CHECK([for -no_fixup_chains linker flag],
+      [lt_cv_support_no_fixup_chains],
+      [ save_LDFLAGS=$LDFLAGS
+        LDFLAGS="$LDFLAGS -Wl,-no_fixup_chains"
+        AC_LINK_IFELSE(
+          [AC_LANG_PROGRAM([],[])],
+          lt_cv_support_no_fixup_chains=yes,
+          lt_cv_support_no_fixup_chains=no
+        )
+        LDFLAGS=$save_LDFLAGS
+      ]
+    )
+
     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
       [lt_cv_ld_exported_symbols_list],
       [lt_cv_ld_exported_symbols_list=no
@@ -1049,7 +1064,7 @@ _LT_EOF
       echo "$RANLIB libconftest.a" >&AS_MESSAGE_LOG_FD
       $RANLIB libconftest.a 2>&AS_MESSAGE_LOG_FD
       cat > conftest.c << _LT_EOF
-int main() { return 0;}
+int main(void) { return 0;}
 _LT_EOF
       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
@@ -1074,7 +1089,11 @@ _LT_EOF
         10.[[012]],*|,*powerpc*-darwin[[5-8]]*)
           _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
         *)
-          _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
+          _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup'
+          if test yes = "$lt_cv_support_no_fixup_chains"; then
+            AS_VAR_APPEND([_lt_dar_allow_undefined], [' $wl-no_fixup_chains'])
+          fi
+        ;;
       esac
     ;;
   esac
@@ -1256,7 +1275,9 @@ lt_sysroot=
 case $with_sysroot in #(
  yes)
    if test yes = "$GCC"; then
-     lt_sysroot=`$CC --print-sysroot 2>/dev/null`
+     # Trim trailing / since we'll always append absolute paths and we want
+     # to avoid //, if only for less confusing output for the user.
+     lt_sysroot=`$CC --print-sysroot 2>/dev/null | $SED 's:/\+$::'`
    fi
    ;; #(
  /*)
@@ -1368,7 +1389,7 @@ mips64*-*linux*)
   ;;
 
 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
-s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
+s390*-*linux*|s390*-*tpf*|sparc*-*linux*|x86_64-gnu*)
   # Find out what ABI is being produced by ac_compile, and set linker
   # options accordingly.  Note that the listed cases only cover the
   # situations where additional linker options are needed (such as when
@@ -1383,7 +1404,7 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	  x86_64-*kfreebsd*-gnu)
 	    LD="${LD-ld} -m elf_i386_fbsd"
 	    ;;
-	  x86_64-*linux*)
+	  x86_64-*linux*|x86_64-gnu*)
 	    case `$FILECMD conftest.o` in
 	      *x86-64*)
 		LD="${LD-ld} -m elf32_x86_64"
@@ -1412,7 +1433,7 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	  x86_64-*kfreebsd*-gnu)
 	    LD="${LD-ld} -m elf_x86_64_fbsd"
 	    ;;
-	  x86_64-*linux*)
+	  x86_64-*linux*|x86_64-gnu*)
 	    LD="${LD-ld} -m elf_x86_64"
 	    ;;
 	  powerpcle-*linux*)
@@ -1495,7 +1516,7 @@ _LT_DECL([], [AR], [1], [The archiver])
 
 # Use ARFLAGS variable as AR's operation code to sync the variable naming with
 # Automake.  If both AR_FLAGS and ARFLAGS are specified, AR_FLAGS should have
-# higher priority because thats what people were doing historically (setting
+# higher priority because that's what people were doing historically (setting
 # ARFLAGS for automake and AR_FLAGS for libtool).  FIXME: Make the AR_FLAGS
 # variable obsoleted/removed.
 
@@ -1545,7 +1566,7 @@ AC_CHECK_TOOL(STRIP, strip, :)
 test -z "$STRIP" && STRIP=:
 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
 
-AC_CHECK_TOOL(RANLIB, ranlib, :)
+AC_REQUIRE([AC_PROG_RANLIB])
 test -z "$RANLIB" && RANLIB=:
 _LT_DECL([], [RANLIB], [1],
     [Commands used to install an old-style archive])
@@ -1556,15 +1577,8 @@ old_postinstall_cmds='chmod 644 $oldlib'
 old_postuninstall_cmds=
 
 if test -n "$RANLIB"; then
-  case $host_os in
-  bitrig* | openbsd*)
-    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$tool_oldlib"
-    ;;
-  *)
-    old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
-    ;;
-  esac
   old_archive_cmds="$old_archive_cmds~\$RANLIB \$tool_oldlib"
+  old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$tool_oldlib"
 fi
 
 case $host_os in
@@ -1703,7 +1717,7 @@ AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
     lt_cv_sys_max_cmd_len=-1;
     ;;
 
-  cygwin* | mingw* | cegcc*)
+  cygwin* | mingw* | windows* | cegcc*)
     # On Win9x/ME, this test blows up -- it succeeds, but takes
     # about 5 minutes as the teststring grows exponentially.
     # Worse, since 9x/ME are not pre-emptively multitasking,
@@ -1725,7 +1739,7 @@ AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
     lt_cv_sys_max_cmd_len=8192;
     ;;
 
-  bitrig* | darwin* | dragonfly* | freebsd* | midnightbsd* | netbsd* | openbsd*)
+  darwin* | dragonfly* | freebsd* | midnightbsd* | netbsd* | openbsd*)
     # This has been around since 386BSD, at least.  Likely further.
     if test -x /sbin/sysctl; then
       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
@@ -1885,11 +1899,11 @@ else
 /* When -fvisibility=hidden is used, assume the code has been annotated
    correspondingly for the symbols needed.  */
 #if defined __GNUC__ && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
-int fnord () __attribute__((visibility("default")));
+int fnord (void) __attribute__((visibility("default")));
 #endif
 
-int fnord () { return 42; }
-int main ()
+int fnord (void) { return 42; }
+int main (void)
 {
   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
   int status = $lt_dlunknown;
@@ -1946,7 +1960,7 @@ else
     lt_cv_dlopen_self=yes
     ;;
 
-  mingw* | pw32* | cegcc*)
+  mingw* | windows* | pw32* | cegcc*)
     lt_cv_dlopen=LoadLibrary
     lt_cv_dlopen_libs=
     ;;
@@ -2315,7 +2329,7 @@ if test yes = "$GCC"; then
     *) lt_awk_arg='/^libraries:/' ;;
   esac
   case $host_os in
-    mingw* | cegcc*) lt_sed_strip_eq='s|=\([[A-Za-z]]:\)|\1|g' ;;
+    mingw* | windows* | cegcc*) lt_sed_strip_eq='s|=\([[A-Za-z]]:\)|\1|g' ;;
     *) lt_sed_strip_eq='s|=/|/|g' ;;
   esac
   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
@@ -2373,7 +2387,7 @@ BEGIN {RS = " "; FS = "/|\n";} {
   # AWK program above erroneously prepends '/' to C:/dos/paths
   # for these hosts.
   case $host_os in
-    mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
+    mingw* | windows* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
       $SED 's|/\([[A-Za-z]]:\)|\1|g'` ;;
   esac
   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
@@ -2448,7 +2462,7 @@ aix[[4-9]]*)
     # Unfortunately, runtime linking may impact performance, so we do
     # not want this to be the default eventually. Also, we use the
     # versioned .so libs for executables only if there is the -brtl
-    # linker flag in LDFLAGS as well, or --with-aix-soname=svr4 only.
+    # linker flag in LDFLAGS as well, or --enable-aix-soname=svr4 only.
     # To allow for filename-based versioning support, we need to create
     # libNAME.so.V as an archive file, containing:
     # *) an Import File, referring to the versioned filename of the
@@ -2542,7 +2556,7 @@ bsdi[[45]]*)
   # libtool to hard-code these into programs
   ;;
 
-cygwin* | mingw* | pw32* | cegcc*)
+cygwin* | mingw* | windows* | pw32* | cegcc*)
   version_type=windows
   shrext_cmds=.dll
   need_version=no
@@ -2553,6 +2567,19 @@ cygwin* | mingw* | pw32* | cegcc*)
     # gcc
     library_names_spec='$libname.dll.a'
     # DLL is installed to $(libdir)/../bin by postinstall_cmds
+    # If user builds GCC with mulitlibs enabled,
+    # it should just install on $(libdir)
+    # not on $(libdir)/../bin or 32 bits dlls would override 64 bit ones.
+    if test yes = $multilib; then
+    postinstall_cmds='base_file=`basename \$file`~
+      dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
+      dldir=$destdir/`dirname \$dlpath`~
+      $install_prog $dir/$dlname $destdir/$dlname~
+      chmod a+x $destdir/$dlname~
+      if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
+        eval '\''$striplib $destdir/$dlname'\'' || exit \$?;
+      fi'
+    else
     postinstall_cmds='base_file=`basename \$file`~
       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\$base_file'\''i; echo \$dlname'\''`~
       dldir=$destdir/`dirname \$dlpath`~
@@ -2562,6 +2589,7 @@ cygwin* | mingw* | pw32* | cegcc*)
       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
       fi'
+    fi
     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
       dlpath=$dir/\$dldll~
        $RM \$dlpath'
@@ -2574,7 +2602,7 @@ cygwin* | mingw* | pw32* | cegcc*)
 m4_if([$1], [],[
       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
       ;;
-    mingw* | cegcc*)
+    mingw* | windows* | cegcc*)
       # MinGW DLLs use traditional 'lib' prefix
       soname_spec='$libname`echo $release | $SED -e 's/[[.]]/-/g'`$versuffix$shared_ext'
       ;;
@@ -2593,7 +2621,7 @@ m4_if([$1], [],[
     library_names_spec='$libname.dll.lib'
 
     case $build_os in
-    mingw*)
+    mingw* | windows*)
       sys_lib_search_path_spec=
       lt_save_ifs=$IFS
       IFS=';'
@@ -2700,7 +2728,21 @@ freebsd* | dragonfly* | midnightbsd*)
       need_version=yes
       ;;
   esac
-  shlibpath_var=LD_LIBRARY_PATH
+  case $host_cpu in
+    powerpc64)
+      # On FreeBSD bi-arch platforms, a different variable is used for 32-bit
+      # binaries.  See <https://man.freebsd.org/cgi/man.cgi?query=ld.so>.
+      AC_COMPILE_IFELSE(
+        [AC_LANG_SOURCE(
+           [[int test_pointer_size[sizeof (void *) - 5];
+           ]])],
+        [shlibpath_var=LD_LIBRARY_PATH],
+        [shlibpath_var=LD_32_LIBRARY_PATH])
+      ;;
+    *)
+      shlibpath_var=LD_LIBRARY_PATH
+      ;;
+  esac
   case $host_os in
   freebsd2.*)
     shlibpath_overrides_runpath=yes
@@ -2841,7 +2883,7 @@ linux*android*)
   version_type=none # Android doesn't support versioned libraries.
   need_lib_prefix=no
   need_version=no
-  library_names_spec='$libname$release$shared_ext'
+  library_names_spec='$libname$release$shared_ext $libname$shared_ext'
   soname_spec='$libname$release$shared_ext'
   finish_cmds=
   shlibpath_var=LD_LIBRARY_PATH
@@ -2853,8 +2895,9 @@ linux*android*)
   hardcode_into_libs=yes
 
   dynamic_linker='Android linker'
-  # Don't embed -rpath directories since the linker doesn't support them.
-  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
+  # -rpath works at least for libraries that are not overridden by
+  # libraries installed in system locations.
+  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-rpath $wl$libdir'
   ;;
 
 # This must be glibc/ELF.
@@ -2888,7 +2931,7 @@ linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
   # before this can be enabled.
   hardcode_into_libs=yes
 
-  # Ideally, we could use ldconfig to report *all* directores which are
+  # Ideally, we could use ldconfig to report *all* directories which are
   # searched for libraries, however this is still not possible.  Aside from not
   # being certain /sbin/ldconfig is available, command
   # 'ldconfig -N -X -v | grep ^/' on 64bit Fedora does not report /usr/lib64,
@@ -2945,7 +2988,7 @@ newsos6)
   dynamic_linker='ldqnx.so'
   ;;
 
-openbsd* | bitrig*)
+openbsd*)
   version_type=sunos
   sys_lib_dlsearch_path_spec=/usr/lib
   need_lib_prefix=no
@@ -3277,7 +3320,7 @@ if test yes = "$GCC"; then
   # Check if gcc -print-prog-name=ld gives a path.
   AC_MSG_CHECKING([for ld used by $CC])
   case $host in
-  *-*-mingw*)
+  *-*-mingw* | *-*-windows*)
     # gcc leaves a trailing carriage return, which upsets mingw
     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
   *)
@@ -3386,7 +3429,7 @@ case $reload_flag in
 esac
 reload_cmds='$LD$reload_flag -o $output$reload_objs'
 case $host_os in
-  cygwin* | mingw* | pw32* | cegcc*)
+  cygwin* | mingw* | windows* | pw32* | cegcc*)
     if test yes != "$GCC"; then
       reload_cmds=false
     fi
@@ -3458,7 +3501,6 @@ lt_cv_deplibs_check_method='unknown'
 # 'none' -- dependencies not supported.
 # 'unknown' -- same as none, but documents that we really don't know.
 # 'pass_all' -- all dependencies passed with no checks.
-# 'test_compile' -- check by making test program.
 # 'file_magic [[regex]]' -- check by looking for files in library path
 # that responds to the $file_magic_cmd with a given extended regex.
 # If you have 'file' or equivalent on your system and you're not sure
@@ -3485,7 +3527,7 @@ cygwin*)
   lt_cv_file_magic_cmd='func_win32_libid'
   ;;
 
-mingw* | pw32*)
+mingw* | windows* | pw32*)
   # Base MSYS/MinGW do not provide the 'file' command needed by
   # func_win32_libid shell function, so use a weaker test based on 'objdump',
   # unless we find 'file', for example because we are cross-compiling.
@@ -3494,7 +3536,7 @@ mingw* | pw32*)
     lt_cv_file_magic_cmd='func_win32_libid'
   else
     # Keep this pattern in sync with the one in func_win32_libid.
-    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
   ;;
@@ -3571,7 +3613,7 @@ newos6*)
   lt_cv_deplibs_check_method=pass_all
   ;;
 
-openbsd* | bitrig*)
+openbsd*)
   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`"; then
     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
   else
@@ -3635,7 +3677,7 @@ file_magic_glob=
 want_nocaseglob=no
 if test "$build" = "$host"; then
   case $host_os in
-  mingw* | pw32*)
+  mingw* | windows* | pw32*)
     if ( shopt | grep nocaseglob ) >/dev/null 2>&1; then
       want_nocaseglob=yes
     else
@@ -3687,7 +3729,7 @@ else
 	# Tru64's nm complains that /dev/null is an invalid object file
 	# MSYS converts /dev/null to NUL, MinGW nm treats NUL as empty
 	case $build_os in
-	mingw*) lt_bad_file=conftest.nm/nofile ;;
+	mingw* | windows*) lt_bad_file=conftest.nm/nofile ;;
 	*) lt_bad_file=/dev/null ;;
 	esac
 	case `"$tmp_nm" -B $lt_bad_file 2>&1 | $SED '1q'` in
@@ -3778,7 +3820,7 @@ lt_cv_sharedlib_from_linklib_cmd,
 [lt_cv_sharedlib_from_linklib_cmd='unknown'
 
 case $host_os in
-cygwin* | mingw* | pw32* | cegcc*)
+cygwin* | mingw* | windows* | pw32* | cegcc*)
   # two different shell functions defined in ltmain.sh;
   # decide which one to use based on capabilities of $DLLTOOL
   case `$DLLTOOL --help 2>&1` in
@@ -3810,16 +3852,16 @@ _LT_DECL([], [sharedlib_from_linklib_cmd], [1],
 m4_defun([_LT_PATH_MANIFEST_TOOL],
 [AC_CHECK_TOOL(MANIFEST_TOOL, mt, :)
 test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
-AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_mainfest_tool],
-  [lt_cv_path_mainfest_tool=no
+AC_CACHE_CHECK([if $MANIFEST_TOOL is a manifest tool], [lt_cv_path_manifest_tool],
+  [lt_cv_path_manifest_tool=no
   echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&AS_MESSAGE_LOG_FD
   $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
   cat conftest.err >&AS_MESSAGE_LOG_FD
   if $GREP 'Manifest Tool' conftest.out > /dev/null; then
-    lt_cv_path_mainfest_tool=yes
+    lt_cv_path_manifest_tool=yes
   fi
   rm -f conftest*])
-if test yes != "$lt_cv_path_mainfest_tool"; then
+if test yes != "$lt_cv_path_manifest_tool"; then
   MANIFEST_TOOL=:
 fi
 _LT_DECL([], [MANIFEST_TOOL], [1], [Manifest tool])dnl
@@ -3848,7 +3890,7 @@ AC_DEFUN([LT_LIB_M],
 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
 LIBM=
 case $host in
-*-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
+*-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-mingw* | *-*-pw32* | *-*-darwin*)
   # These system don't have libm, or don't need it
   ;;
 *-ncr-sysv4.3*)
@@ -3923,7 +3965,7 @@ case $host_os in
 aix*)
   symcode='[[BCDT]]'
   ;;
-cygwin* | mingw* | pw32* | cegcc*)
+cygwin* | mingw* | windows* | pw32* | cegcc*)
   symcode='[[ABCDGISTW]]'
   ;;
 hpux*)
@@ -3938,7 +3980,7 @@ osf*)
   symcode='[[BCDEGQRST]]'
   ;;
 solaris*)
-  symcode='[[BDRT]]'
+  symcode='[[BCDRT]]'
   ;;
 sco3.2v5*)
   symcode='[[DT]]'
@@ -4002,7 +4044,7 @@ $lt_c_name_lib_hook\
 # Handle CRLF in mingw tool chain
 opt_cr=
 case $build_os in
-mingw*)
+mingw* | windows*)
   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
   ;;
 esac
@@ -4053,7 +4095,7 @@ void nm_test_func(void){}
 #ifdef __cplusplus
 }
 #endif
-int main(){nm_test_var='a';nm_test_func();return(0);}
+int main(void){nm_test_var='a';nm_test_func();return(0);}
 _LT_EOF
 
   if AC_TRY_EVAL(ac_compile); then
@@ -4229,7 +4271,7 @@ m4_if([$1], [CXX], [
     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
       # PIC is the default for these OSes.
       ;;
-    mingw* | cygwin* | os2* | pw32* | cegcc*)
+    mingw* | windows* | cygwin* | os2* | pw32* | cegcc*)
       # This hack is so that the source file can tell whether it is being
       # built for inclusion in a dll (and should export symbols for example).
       # Although the cygwin gcc ignores -fPIC, still need this for old-style
@@ -4305,7 +4347,7 @@ m4_if([$1], [CXX], [
 	  ;;
 	esac
 	;;
-      mingw* | cygwin* | os2* | pw32* | cegcc*)
+      mingw* | windows* | cygwin* | os2* | pw32* | cegcc*)
 	# This hack is so that the source file can tell whether it is being
 	# built for inclusion in a dll (and should export symbols for example).
 	m4_if([$1], [GCJ], [],
@@ -4553,7 +4595,7 @@ m4_if([$1], [CXX], [
       # PIC is the default for these OSes.
       ;;
 
-    mingw* | cygwin* | pw32* | os2* | cegcc*)
+    mingw* | windows* | cygwin* | pw32* | os2* | cegcc*)
       # This hack is so that the source file can tell whether it is being
       # built for inclusion in a dll (and should export symbols for example).
       # Although the cygwin gcc ignores -fPIC, still need this for old-style
@@ -4657,7 +4699,7 @@ m4_if([$1], [CXX], [
       esac
       ;;
 
-    mingw* | cygwin* | pw32* | os2* | cegcc*)
+    mingw* | windows* | cygwin* | pw32* | os2* | cegcc*)
       # This hack is so that the source file can tell whether it is being
       # built for inclusion in a dll (and should export symbols for example).
       m4_if([$1], [GCJ], [],
@@ -4699,6 +4741,12 @@ m4_if([$1], [CXX], [
 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
         ;;
+      *flang* | ftn)
+        # Flang compiler.
+	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
+	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+        ;;
       # icc used to be incompatible with GCC.
       # ICC 10 doesn't accept -KPIC any more.
       icc* | ifort*)
@@ -4932,7 +4980,7 @@ m4_if([$1], [CXX], [
   pw32*)
     _LT_TAGVAR(export_symbols_cmds, $1)=$ltdll_cmds
     ;;
-  cygwin* | mingw* | cegcc*)
+  cygwin* | mingw* | windows* | cegcc*)
     case $cc_basename in
     cl* | icl*)
       _LT_TAGVAR(exclude_expsyms, $1)='_NULL_IMPORT_DESCRIPTOR|_IMPORT_DESCRIPTOR_.*'
@@ -4992,7 +5040,7 @@ dnl Note also adjust exclude_expsyms for C++ above.
   extract_expsyms_cmds=
 
   case $host_os in
-  cygwin* | mingw* | pw32* | cegcc*)
+  cygwin* | mingw* | windows* | pw32* | cegcc*)
     # FIXME: the MSVC++ and ICC port hasn't been tested in a loooong time
     # When not using gcc, we currently assume that we are using
     # Microsoft Visual C++ or Intel C++ Compiler.
@@ -5004,7 +5052,7 @@ dnl Note also adjust exclude_expsyms for C++ above.
     # we just hope/assume this is gcc and not c89 (= MSVC++ or ICC)
     with_gnu_ld=yes
     ;;
-  openbsd* | bitrig*)
+  openbsd*)
     with_gnu_ld=no
     ;;
   esac
@@ -5107,7 +5155,7 @@ _LT_EOF
       fi
       ;;
 
-    cygwin* | mingw* | pw32* | cegcc*)
+    cygwin* | mingw* | windows* | pw32* | cegcc*)
       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
       # as there is no search path for DLLs.
       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
@@ -5163,7 +5211,7 @@ _LT_EOF
 	cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
 	$CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
 	emximp -o $lib $output_objdir/$libname.def'
-      _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
+      _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
       _LT_TAGVAR(file_list_spec, $1)='@'
       ;;
@@ -5564,7 +5612,7 @@ _LT_EOF
       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
       ;;
 
-    cygwin* | mingw* | pw32* | cegcc*)
+    cygwin* | mingw* | windows* | pw32* | cegcc*)
       # When not using gcc, we currently assume that we are using
       # Microsoft Visual C++ or Intel C++ Compiler.
       # hardcode_libdir_flag_spec is actually meaningless, as there is
@@ -5581,14 +5629,14 @@ _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 $output_objdir/$soname $libobjs $compiler_flags $deplibs -Wl,-DLL,-IMPLIB:"$tool_output_objdir$libname.dll.lib"~linknames='
+	_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";
           else
             $SED -e '\''s/^/-link -EXPORT:/'\'' < $export_symbols > $output_objdir/$soname.exp;
           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"~
+          $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'
@@ -5873,7 +5921,7 @@ _LT_EOF
     *nto* | *qnx*)
       ;;
 
-    openbsd* | bitrig*)
+    openbsd*)
       if test -f /usr/libexec/ld.so; then
 	_LT_TAGVAR(hardcode_direct, $1)=yes
 	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
@@ -5916,7 +5964,7 @@ _LT_EOF
 	cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
 	$CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
 	emximp -o $lib $output_objdir/$libname.def'
-      _LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
+      _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
       _LT_TAGVAR(file_list_spec, $1)='@'
       ;;
@@ -6210,7 +6258,7 @@ _LT_TAGDECL([], [hardcode_direct], [0],
 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
     [Set to "yes" if using DIR/libNAME$shared_ext during linking hardcodes
     DIR into the resulting binary and the resulting library dependency is
-    "absolute", i.e impossible to change by setting $shlibpath_var if the
+    "absolute", i.e. impossible to change by setting $shlibpath_var if the
     library is relocated])
 _LT_TAGDECL([], [hardcode_minus_L], [0],
     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
@@ -6272,7 +6320,7 @@ _LT_TAGVAR(objext, $1)=$objext
 lt_simple_compile_test_code="int some_variable = 0;"
 
 # Code to be used in simple link tests
-lt_simple_link_test_code='int main(){return(0);}'
+lt_simple_link_test_code='int main(void){return(0);}'
 
 _LT_TAG_COMPILER
 # Save the default compiler, since it gets overwritten when the other
@@ -6463,8 +6511,7 @@ if test yes != "$_lt_caught_CXX_error"; then
         wlarc='$wl'
 
         # ancient GNU ld didn't support --whole-archive et. al.
-        if eval "`$CC -print-prog-name=ld` --help 2>&1" |
-	  $GREP 'no-whole-archive' > /dev/null; then
+        if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
           _LT_TAGVAR(whole_archive_flag_spec, $1)=$wlarc'--whole-archive$convenience '$wlarc'--no-whole-archive'
         else
           _LT_TAGVAR(whole_archive_flag_spec, $1)=
@@ -6484,7 +6531,7 @@ if test yes != "$_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 "[[-]]L"'
 
     else
       GXX=no
@@ -6693,7 +6740,7 @@ if test yes != "$_lt_caught_CXX_error"; then
         esac
         ;;
 
-      cygwin* | mingw* | pw32* | cegcc*)
+      cygwin* | mingw* | windows* | pw32* | cegcc*)
 	case $GXX,$cc_basename in
 	,cl* | no,cl* | ,icl* | no,icl*)
 	  # Native MSVC or ICC
@@ -6792,7 +6839,7 @@ if test yes != "$_lt_caught_CXX_error"; then
 	  cat $export_symbols | $prefix_cmds >> $output_objdir/$libname.def~
 	  $CC -Zdll -Zcrtdll -o $output_objdir/$soname $libobjs $deplibs $compiler_flags $output_objdir/$libname.def~
 	  emximp -o $lib $output_objdir/$libname.def'
-	_LT_TAGVAR(old_archive_From_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
+	_LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/${libname}_dll.a $output_objdir/$libname.def'
 	_LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
 	_LT_TAGVAR(file_list_spec, $1)='@'
 	;;
@@ -6860,7 +6907,7 @@ if test yes != "$_lt_caught_CXX_error"; then
             # explicitly linking system object files so we need to strip them
             # from the output so that they don't get included in the library
             # dependencies.
-            output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
+            output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "[[-]]L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
             ;;
           *)
             if test yes = "$GXX"; then
@@ -6940,7 +6987,7 @@ if test yes != "$_lt_caught_CXX_error"; then
 	    # explicitly linking system object files so we need to strip them
 	    # from the output so that they don't get included in the library
 	    # dependencies.
-	    output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
+	    output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "[[-]]L"`; list= ; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
 	    ;;
           *)
 	    if test yes = "$GXX"; then
@@ -7188,7 +7235,7 @@ if test yes != "$_lt_caught_CXX_error"; then
         _LT_TAGVAR(ld_shlibs, $1)=yes
 	;;
 
-      openbsd* | bitrig*)
+      openbsd*)
 	if test -f /usr/libexec/ld.so; then
 	  _LT_TAGVAR(hardcode_direct, $1)=yes
 	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
@@ -7279,7 +7326,7 @@ if test yes != "$_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 "[[-]]L"'
 
 	    else
 	      # FIXME: insert proper C++ library support
@@ -7363,7 +7410,7 @@ 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:" | $GREP "[[-]]L"'
 	      else
 	        # g++ 2.7 appears to require '-G' NOT '-shared' on this
 	        # platform.
@@ -7374,7 +7421,7 @@ if test yes != "$_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 -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 "[[-]]L"'
 	      fi
 
 	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='$wl-R $wl$libdir'
@@ -7612,10 +7659,11 @@ if AC_TRY_EVAL(ac_compile); then
     case $prev$p in
 
     -L* | -R* | -l*)
-       # Some compilers place space between "-{L,R}" and the path.
+       # Some compilers place space between "-{L,R,l}" and the path.
        # Remove the space.
-       if test x-L = "$p" ||
-          test x-R = "$p"; then
+       if test x-L = x"$p" ||
+          test x-R = x"$p" ||
+          test x-l = x"$p"; then
 	 prev=$p
 	 continue
        fi
@@ -7752,6 +7800,8 @@ _LT_TAGVAR(hardcode_minus_L, $1)=no
 _LT_TAGVAR(hardcode_automatic, $1)=no
 _LT_TAGVAR(fix_hardcoded_libdir_flag_spec, $1)=
 _LT_TAGVAR(fix_hardcoded_libdir_flag_spec_ld, $1)=
+_LT_TAGVAR(fix_hardcoded_libdir_flag_spec, $1)=
+_LT_TAGVAR(fix_hardcoded_libdir_flag_spec_ld, $1)=
 _LT_TAGVAR(inherit_rpath, $1)=no
 _LT_TAGVAR(module_cmds, $1)=
 _LT_TAGVAR(module_expsym_cmds, $1)=
@@ -8275,7 +8325,7 @@ AC_SUBST([DLLTOOL])
 # ----------------
 # Check for a file(cmd) program that can be used to detect file type and magic
 m4_defun([_LT_DECL_FILECMD],
-[AC_CHECK_TOOL([FILECMD], [file], [:])
+[AC_CHECK_PROG([FILECMD], [file], [file], [:])
 _LT_DECL([], [FILECMD], [1], [A file(cmd) program that detects file types])
 ])# _LD_DECL_FILECMD
 
@@ -8291,73 +8341,6 @@ _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
 ])# _LT_DECL_SED
-
-m4_ifndef([AC_PROG_SED], [
-############################################################
-# NOTE: This macro has been submitted for inclusion into   #
-#  GNU Autoconf as AC_PROG_SED.  When it is available in   #
-#  a released version of Autoconf we should remove this    #
-#  macro and use it instead.                               #
-############################################################
-
-m4_defun([AC_PROG_SED],
-[AC_MSG_CHECKING([for a sed that does not truncate output])
-AC_CACHE_VAL(lt_cv_path_SED,
-[# Loop through the user's path and test for sed and gsed.
-# Then use that list of sed's as ones to test for truncation.
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  for lt_ac_prog in sed gsed; do
-    for ac_exec_ext in '' $ac_executable_extensions; do
-      if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
-        lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
-      fi
-    done
-  done
-done
-IFS=$as_save_IFS
-lt_ac_max=0
-lt_ac_count=0
-# Add /usr/xpg4/bin/sed as it is typically found on Solaris
-# along with /bin/sed that truncates output.
-for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
-  test ! -f "$lt_ac_sed" && continue
-  cat /dev/null > conftest.in
-  lt_ac_count=0
-  echo $ECHO_N "0123456789$ECHO_C" >conftest.in
-  # Check for GNU sed and select it if it is found.
-  if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
-    lt_cv_path_SED=$lt_ac_sed
-    break
-  fi
-  while true; do
-    cat conftest.in conftest.in >conftest.tmp
-    mv conftest.tmp conftest.in
-    cp conftest.in conftest.nl
-    echo >>conftest.nl
-    $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
-    cmp -s conftest.out conftest.nl || break
-    # 10000 chars as input seems more than enough
-    test 10 -lt "$lt_ac_count" && break
-    lt_ac_count=`expr $lt_ac_count + 1`
-    if test "$lt_ac_count" -gt "$lt_ac_max"; then
-      lt_ac_max=$lt_ac_count
-      lt_cv_path_SED=$lt_ac_sed
-    fi
-  done
-done
-])
-SED=$lt_cv_path_SED
-AC_SUBST([SED])
-AC_MSG_RESULT([$SED])
-])#AC_PROG_SED
-])#m4_ifndef
-
-# Old name:
-AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
 dnl aclocal-1.4 backwards compatibility:
 dnl AC_DEFUN([LT_AC_PROG_SED], [])
 
@@ -8404,7 +8387,7 @@ AC_CACHE_VAL(lt_cv_to_host_file_cmd,
 [case $host in
   *-*-mingw* )
     case $build in
-      *-*-mingw* ) # actually msys
+      *-*-mingw* | *-*-windows* ) # actually msys
         lt_cv_to_host_file_cmd=func_convert_file_msys_to_w32
         ;;
       *-*-cygwin* )
@@ -8417,7 +8400,7 @@ AC_CACHE_VAL(lt_cv_to_host_file_cmd,
     ;;
   *-*-cygwin* )
     case $build in
-      *-*-mingw* ) # actually msys
+      *-*-mingw* | *-*-windows* ) # actually msys
         lt_cv_to_host_file_cmd=func_convert_file_msys_to_cygwin
         ;;
       *-*-cygwin* )
@@ -8443,9 +8426,9 @@ AC_CACHE_VAL(lt_cv_to_tool_file_cmd,
 [#assume ordinary cross tools, or native build.
 lt_cv_to_tool_file_cmd=func_convert_file_noop
 case $host in
-  *-*-mingw* )
+  *-*-mingw* | *-*-windows* )
     case $build in
-      *-*-mingw* ) # actually msys
+      *-*-mingw* | *-*-windows* ) # actually msys
         lt_cv_to_tool_file_cmd=func_convert_file_msys_to_w32
         ;;
     esac
diff --git a/m4/ltoptions.m4 b/m4/ltoptions.m4
index b0b5e9c21..25caa8902 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, 2021-2022 Free
+#   Copyright (C) 2004-2005, 2007-2009, 2011-2019, 2021-2024 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 8 ltoptions.m4
+# serial 10 ltoptions.m4
 
 # This is to help aclocal find these macros, as it can't see m4_define.
 AC_DEFUN([LTOPTIONS_VERSION], [m4_if([1])])
@@ -128,7 +128,7 @@ LT_OPTION_DEFINE([LT_INIT], [win32-dll],
 [enable_win32_dll=yes
 
 case $host in
-*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*)
+*-*-cygwin* | *-*-mingw* | *-*-windows* | *-*-pw32* | *-*-cegcc*)
   AC_CHECK_TOOL(AS, as, false)
   AC_CHECK_TOOL(DLLTOOL, dlltool, false)
   AC_CHECK_TOOL(OBJDUMP, objdump, false)
@@ -323,29 +323,39 @@ dnl AC_DEFUN([AM_DISABLE_FAST_INSTALL], [])
 
 # _LT_WITH_AIX_SONAME([DEFAULT])
 # ----------------------------------
-# implement the --with-aix-soname flag, and support the `aix-soname=aix'
-# and `aix-soname=both' and `aix-soname=svr4' LT_INIT options. DEFAULT
-# is either `aix', `both' or `svr4'.  If omitted, it defaults to `aix'.
+# implement the --enable-aix-soname configure option, and support the
+# `aix-soname=aix' and `aix-soname=both' and `aix-soname=svr4' LT_INIT options.
+# DEFAULT is either `aix', `both', or `svr4'.  If omitted, it defaults to `aix'.
 m4_define([_LT_WITH_AIX_SONAME],
 [m4_define([_LT_WITH_AIX_SONAME_DEFAULT], [m4_if($1, svr4, svr4, m4_if($1, both, both, aix))])dnl
 shared_archive_member_spec=
 case $host,$enable_shared in
 power*-*-aix[[5-9]]*,yes)
   AC_MSG_CHECKING([which variant of shared library versioning to provide])
-  AC_ARG_WITH([aix-soname],
-    [AS_HELP_STRING([--with-aix-soname=aix|svr4|both],
+  AC_ARG_ENABLE([aix-soname],
+    [AS_HELP_STRING([--enable-aix-soname=aix|svr4|both],
       [shared library versioning (aka "SONAME") variant to provide on AIX, @<:@default=]_LT_WITH_AIX_SONAME_DEFAULT[@:>@.])],
-    [case $withval in
-    aix|svr4|both)
-      ;;
-    *)
-      AC_MSG_ERROR([Unknown argument to --with-aix-soname])
-      ;;
-    esac
-    lt_cv_with_aix_soname=$with_aix_soname],
-    [AC_CACHE_VAL([lt_cv_with_aix_soname],
-      [lt_cv_with_aix_soname=]_LT_WITH_AIX_SONAME_DEFAULT)
-    with_aix_soname=$lt_cv_with_aix_soname])
+    [case $enableval in
+     aix|svr4|both)
+       ;;
+     *)
+       AC_MSG_ERROR([Unknown argument to --enable-aix-soname])
+       ;;
+     esac
+     lt_cv_with_aix_soname=$enable_aix_soname],
+    [_AC_ENABLE_IF([with], [aix-soname],
+        [case $withval in
+         aix|svr4|both)
+           ;;
+         *)
+           AC_MSG_ERROR([Unknown argument to --with-aix-soname])
+           ;;
+         esac
+         lt_cv_with_aix_soname=$with_aix_soname],
+        [AC_CACHE_VAL([lt_cv_with_aix_soname],
+           [lt_cv_with_aix_soname=]_LT_WITH_AIX_SONAME_DEFAULT)])
+     enable_aix_soname=$lt_cv_with_aix_soname])
+  with_aix_soname=$enable_aix_soname
   AC_MSG_RESULT([$with_aix_soname])
   if test aix != "$with_aix_soname"; then
     # For the AIX way of multilib, we name the shared archive member
@@ -376,30 +386,50 @@ LT_OPTION_DEFINE([LT_INIT], [aix-soname=svr4], [_LT_WITH_AIX_SONAME([svr4])])
 
 # _LT_WITH_PIC([MODE])
 # --------------------
-# implement the --with-pic flag, and support the 'pic-only' and 'no-pic'
+# implement the --enable-pic flag, and support the 'pic-only' and 'no-pic'
 # LT_INIT options.
 # MODE is either 'yes' or 'no'.  If omitted, it defaults to 'both'.
 m4_define([_LT_WITH_PIC],
-[AC_ARG_WITH([pic],
-    [AS_HELP_STRING([--with-pic@<:@=PKGS@:>@],
+[AC_ARG_ENABLE([pic],
+    [AS_HELP_STRING([--enable-pic@<:@=PKGS@:>@],
 	[try to use only PIC/non-PIC objects @<:@default=use both@:>@])],
     [lt_p=${PACKAGE-default}
-    case $withval in
-    yes|no) pic_mode=$withval ;;
-    *)
-      pic_mode=default
-      # Look at the argument we got.  We use all the common list separators.
-      lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
-      for lt_pkg in $withval; do
-	IFS=$lt_save_ifs
-	if test "X$lt_pkg" = "X$lt_p"; then
-	  pic_mode=yes
-	fi
-      done
-      IFS=$lt_save_ifs
-      ;;
-    esac],
-    [pic_mode=m4_default([$1], [default])])
+     case $enableval in
+     yes|no) pic_mode=$enableval ;;
+     *)
+       pic_mode=default
+       # Look at the argument we got.  We use all the common list separators.
+       lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
+       for lt_pkg in $enableval; do
+	 IFS=$lt_save_ifs
+	 if test "X$lt_pkg" = "X$lt_p"; then
+	   pic_mode=yes
+	 fi
+       done
+       IFS=$lt_save_ifs
+       ;;
+     esac],
+    [dnl Continue to support --with-pic and --without-pic, for backward
+     dnl compatibility.
+     _AC_ENABLE_IF([with], [pic],
+	[lt_p=${PACKAGE-default}
+	 case $withval in
+	 yes|no) pic_mode=$withval ;;
+	 *)
+	   pic_mode=default
+	   # Look at the argument we got.  We use all the common list separators.
+	   lt_save_ifs=$IFS; IFS=$IFS$PATH_SEPARATOR,
+	   for lt_pkg in $withval; do
+	     IFS=$lt_save_ifs
+	     if test "X$lt_pkg" = "X$lt_p"; then
+	       pic_mode=yes
+	     fi
+	   done
+	   IFS=$lt_save_ifs
+	   ;;
+	 esac],
+	[pic_mode=m4_default([$1], [default])])]
+    )
 
 _LT_DECL([], [pic_mode], [0], [What type of objects to build])dnl
 ])# _LT_WITH_PIC
diff --git a/m4/ltsugar.m4 b/m4/ltsugar.m4
index 902508bd9..5b5c80a3a 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, 2021-2022 Free Software
+# Copyright (C) 2004-2005, 2007-2008, 2011-2019, 2021-2024 Free Software
 # Foundation, Inc.
 # Written by Gary V. Vaughan, 2004
 #
diff --git a/m4/ltversion.m4 b/m4/ltversion.m4
index b155d0ace..149c9719f 100644
--- a/m4/ltversion.m4
+++ b/m4/ltversion.m4
@@ -1,6 +1,6 @@
 # ltversion.m4 -- version numbers			-*- Autoconf -*-
 #
-#   Copyright (C) 2004, 2011-2019, 2021-2022 Free Software Foundation,
+#   Copyright (C) 2004, 2011-2019, 2021-2024 Free Software Foundation,
 #   Inc.
 #   Written by Scott James Remnant, 2004
 #
@@ -10,15 +10,15 @@
 
 # @configure_input@
 
-# serial 4245 ltversion.m4
+# serial 4392 ltversion.m4
 # This file is part of GNU Libtool
 
-m4_define([LT_PACKAGE_VERSION], [2.4.7])
-m4_define([LT_PACKAGE_REVISION], [2.4.7])
+m4_define([LT_PACKAGE_VERSION], [2.5.3])
+m4_define([LT_PACKAGE_REVISION], [2.5.3])
 
 AC_DEFUN([LTVERSION_VERSION],
-[macro_version='2.4.7'
-macro_revision='2.4.7'
+[macro_version='2.5.3'
+macro_revision='2.5.3'
 _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 0f7a8759d..22b534697 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, 2021-2022 Free
+#   Copyright (C) 2004-2005, 2007, 2009, 2011-2019, 2021-2024 Free
 #   Software Foundation, Inc.
 #   Written by Scott James Remnant, 2004.
 #
diff --git a/scripts/ltmain.sh b/scripts/ltmain.sh
index a7e63a5cd..dcec9462e 100644
--- a/scripts/ltmain.sh
+++ b/scripts/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) 2.4.7
+# libtool (GNU libtool) 2.5.3
 # Provide generalized library-building support services.
 # Written by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
 
-# Copyright (C) 1996-2019, 2021-2022 Free Software Foundation, Inc.
+# Copyright (C) 1996-2019, 2021-2024 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=2.4.7
-package_revision=2.4.7
+VERSION=2.5.3
+package_revision=2.5.3
 
 
 ## ------ ##
@@ -72,11 +72,11 @@ scriptversion=2019-02-19.15; # UTC
 # This is free software.  There is NO warranty; not even for
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 #
-# Copyright (C) 2004-2019, 2021 Bootstrap Authors
+# Copyright (C) 2004-2019, 2021, 2023-2024 Bootstrap Authors
 #
 # This file is dual licensed under the terms of the MIT license
-# <https://opensource.org/license/MIT>, and GPL version 2 or later
-# <http://www.gnu.org/licenses/gpl-2.0.html>.  You must apply one of
+# <https://opensource.org/licenses/MIT>, and GPL version 2 or later
+# <https://www.gnu.org/licenses/gpl-2.0.html>.  You must apply one of
 # these licenses when using or redistributing this software or any of
 # the files within it.  See the URLs above, or the file `LICENSE`
 # included in the Bootstrap distribution for the full license texts.
@@ -143,7 +143,7 @@ nl='
 '
 IFS="$sp	$nl"
 
-# There are apparently some retarded systems that use ';' as a PATH separator!
+# There are apparently some systems that use ';' as a PATH separator!
 if test "${PATH_SEPARATOR+set}" != set; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
@@ -1536,11 +1536,11 @@ func_lt_ver ()
 # This is free software.  There is NO warranty; not even for
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 #
-# Copyright (C) 2010-2019, 2021 Bootstrap Authors
+# Copyright (C) 2010-2019, 2021, 2023-2024 Bootstrap Authors
 #
 # This file is dual licensed under the terms of the MIT license
-# <https://opensource.org/license/MIT>, and GPL version 2 or later
-# <http://www.gnu.org/licenses/gpl-2.0.html>.  You must apply one of
+# <https://opensource.org/licenses/MIT>, and GPL version 2 or later
+# <https://www.gnu.org/licenses/gpl-2.0.html>.  You must apply one of
 # these licenses when using or redistributing this software or any of
 # the files within it.  See the URLs above, or the file `LICENSE`
 # included in the Bootstrap distribution for the full license texts.
@@ -2215,7 +2215,7 @@ func_version ()
 # End:
 
 # Set a version string.
-scriptversion='(GNU libtool) 2.4.7'
+scriptversion='(GNU libtool) 2.5.3'
 
 
 # func_echo ARG...
@@ -2306,13 +2306,13 @@ include the following information:
        compiler:       $LTCC
        compiler flags: $LTCFLAGS
        linker:         $LD (gnu? $with_gnu_ld)
-       version:        $progname (GNU libtool) 2.4.7
+       version:        $progname (GNU libtool) 2.5.3
        automake:       `($AUTOMAKE --version) 2>/dev/null |$SED 1q`
        autoconf:       `($AUTOCONF --version) 2>/dev/null |$SED 1q`
 
 Report bugs to <bug-libtool@gnu.org>.
 GNU libtool home page: <https://www.gnu.org/software/libtool/>.
-General help using GNU software: <http://www.gnu.org/gethelp/>."
+General help using GNU software: <https://www.gnu.org/gethelp/>."
     exit 0
 }
 
@@ -2668,10 +2668,10 @@ libtool_validate_options ()
     # preserve --debug
     test : = "$debug_cmd" || func_append preserve_args " --debug"
 
-    case $host in
+    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* | *pw32* | *cegcc* | *solaris2* | *os2*)
+      cygwin* | mingw* | windows* | pw32* | cegcc* | solaris2* | os2*)
         # don't eliminate duplications in $postdeps and $predeps
         opt_duplicate_compiler_generated_deps=:
         ;;
@@ -3003,7 +3003,7 @@ EOF
 
 # func_convert_core_file_wine_to_w32 ARG
 # Helper function used by file name conversion functions when $build is *nix,
-# and $host is mingw, cygwin, or some other w32 environment. Relies on a
+# and $host is mingw, windows, cygwin, or some other w32 environment. Relies on a
 # correctly configured wine environment available, with the winepath program
 # in $build's $PATH.
 #
@@ -3035,9 +3035,10 @@ func_convert_core_file_wine_to_w32 ()
 
 # func_convert_core_path_wine_to_w32 ARG
 # Helper function used by path conversion functions when $build is *nix, and
-# $host is mingw, cygwin, or some other w32 environment. Relies on a correctly
-# configured wine environment available, with the winepath program in $build's
-# $PATH. Assumes ARG has no leading or trailing path separator characters.
+# $host is mingw, windows, cygwin, or some other w32 environment. Relies on a
+# correctly configured wine environment available, with the winepath program
+# in $build's $PATH. Assumes ARG has no leading or trailing path separator
+# characters.
 #
 # ARG is path to be converted from $build format to win32.
 # Result is available in $func_convert_core_path_wine_to_w32_result.
@@ -3692,7 +3693,7 @@ func_mode_compile ()
 
     # On Cygwin there's no "real" PIC flag so we must build both object types
     case $host_os in
-    cygwin* | mingw* | pw32* | os2* | cegcc*)
+    cygwin* | mingw* | windows* | pw32* | os2* | cegcc*)
       pic_mode=default
       ;;
     esac
@@ -4569,7 +4570,7 @@ func_mode_install ()
 	      'exit $?'
 	  tstripme=$stripme
 	  case $host_os in
-	  cygwin* | mingw* | pw32* | cegcc*)
+	  cygwin* | mingw* | windows* | pw32* | cegcc*)
 	    case $realname in
 	    *.dll.a)
 	      tstripme=
@@ -4682,7 +4683,7 @@ func_mode_install ()
 
 	# Do a test to see if this is really a libtool program.
 	case $host in
-	*cygwin* | *mingw*)
+	*cygwin* | *mingw* | *windows*)
 	    if func_ltwrapper_executable_p "$file"; then
 	      func_ltwrapper_scriptname "$file"
 	      wrapper=$func_ltwrapper_scriptname_result
@@ -4910,7 +4911,7 @@ extern \"C\" {
 	      $RM $export_symbols
 	      eval "$SED -n -e '/^: @PROGRAM@ $/d' -e 's/^.* \(.*\)$/\1/p' "'< "$nlist" > "$export_symbols"'
 	      case $host in
-	      *cygwin* | *mingw* | *cegcc* )
+	      *cygwin* | *mingw* | *windows* | *cegcc* )
                 eval "echo EXPORTS "'> "$output_objdir/$outputname.def"'
                 eval 'cat "$export_symbols" >> "$output_objdir/$outputname.def"'
 	        ;;
@@ -4922,7 +4923,7 @@ extern \"C\" {
 	      eval '$GREP -f "$output_objdir/$outputname.exp" < "$nlist" > "$nlist"T'
 	      eval '$MV "$nlist"T "$nlist"'
 	      case $host in
-	        *cygwin* | *mingw* | *cegcc* )
+	        *cygwin* | *mingw* | *windows* | *cegcc* )
 	          eval "echo EXPORTS "'> "$output_objdir/$outputname.def"'
 	          eval 'cat "$nlist" >> "$output_objdir/$outputname.def"'
 	          ;;
@@ -4936,7 +4937,7 @@ extern \"C\" {
 	  func_basename "$dlprefile"
 	  name=$func_basename_result
           case $host in
-	    *cygwin* | *mingw* | *cegcc* )
+	    *cygwin* | *mingw* | *windows* | *cegcc* )
 	      # if an import library, we need to obtain dlname
 	      if func_win32_import_lib_p "$dlprefile"; then
 	        func_tr_sh "$dlprefile"
@@ -4962,8 +4963,16 @@ extern \"C\" {
 	            eval '$ECHO ": $name " >> "$nlist"'
 	          fi
 	          func_to_tool_file "$dlprefile" func_convert_file_msys_to_w32
-	          eval "$NM \"$func_to_tool_file_result\" 2>/dev/null | $global_symbol_pipe |
-	            $SED -e '/I __imp/d' -e 's/I __nm_/D /;s/_nm__//' >> '$nlist'"
+	          case $host in
+	            i[3456]86-*-mingw32*)
+	              eval "$NM \"$func_to_tool_file_result\" 2>/dev/null | $global_symbol_pipe |
+	                $SED -e '/I __imp/d' -e 's/I __nm_/D /;s/_nm__//' >> '$nlist'"
+	            ;;
+	            *)
+	              eval "$NM \"$func_to_tool_file_result\" 2>/dev/null | $global_symbol_pipe |
+	                $SED -e '/I __imp/d' -e 's/I __nm_/D /;s/__nm_//' >> '$nlist'"
+	            ;;
+	          esac
 	        }
 	      else # not an import lib
 	        $opt_dry_run || {
@@ -5111,7 +5120,7 @@ static const void *lt_preloaded_setup() {
 	# Transform the symbol file into the correct name.
 	symfileobj=$output_objdir/${my_outputname}S.$objext
 	case $host in
-	*cygwin* | *mingw* | *cegcc* )
+	*cygwin* | *mingw* | *windows* | *cegcc* )
 	  if test -f "$output_objdir/$my_outputname.def"; then
 	    compile_command=`$ECHO "$compile_command" | $SED "s%@SYMFILE@%$output_objdir/$my_outputname.def $symfileobj%"`
 	    finalize_command=`$ECHO "$finalize_command" | $SED "s%@SYMFILE@%$output_objdir/$my_outputname.def $symfileobj%"`
@@ -5187,7 +5196,7 @@ func_win32_libid ()
   *ar\ archive*) # could be an import, or static
     # Keep the egrep pattern in sync with the one in _LT_CHECK_MAGIC_METHOD.
     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
       case $nm_interface in
       "MS dumpbin")
 	if func_cygming_ms_implib_p "$1" ||
@@ -5454,7 +5463,7 @@ func_extract_archives ()
 #
 # Emit a libtool wrapper script on stdout.
 # Don't directly open a file because we may want to
-# incorporate the script contents within a cygwin/mingw
+# incorporate the script contents within a cygwin/mingw/windows
 # wrapper executable.  Must ONLY be called from within
 # func_mode_link because it depends on a number of variables
 # set therein.
@@ -5462,7 +5471,7 @@ func_extract_archives ()
 # ARG is the value that the WRAPPER_SCRIPT_BELONGS_IN_OBJDIR
 # variable will take.  If 'yes', then the emitted script
 # will assume that the directory where it is stored is
-# the $objdir directory.  This is a cygwin/mingw-specific
+# the $objdir directory.  This is a cygwin/mingw/windows-specific
 # behavior.
 func_emit_wrapper ()
 {
@@ -5587,7 +5596,7 @@ func_exec_program_core ()
 "
   case $host in
   # Backslashes separate directories on plain windows
-  *-*-mingw | *-*-os2* | *-cegcc*)
+  *-*-mingw* | *-*-windows* | *-*-os2* | *-cegcc*)
     $ECHO "\
       if test -n \"\$lt_option_debug\"; then
         \$ECHO \"$outputname:$output:\$LINENO: newargv[0]: \$progdir\\\\\$program\" 1>&2
@@ -5655,7 +5664,7 @@ func_exec_program ()
     file=\`ls -ld \"\$thisdir/\$file\" | $SED -n 's/.*-> //p'\`
   done
 
-  # Usually 'no', except on cygwin/mingw when embedded into
+  # Usually 'no', except on cygwin/mingw/windows when embedded into
   # the cwrapper.
   WRAPPER_SCRIPT_BELONGS_IN_OBJDIR=$func_emit_wrapper_arg1
   if test \"\$WRAPPER_SCRIPT_BELONGS_IN_OBJDIR\" = \"yes\"; then
@@ -5787,7 +5796,7 @@ EOF
 #endif
 #include <stdio.h>
 #include <stdlib.h>
-#ifdef _MSC_VER
+#if defined _WIN32 && !defined __GNUC__
 # include <direct.h>
 # include <process.h>
 # include <io.h>
@@ -5812,7 +5821,7 @@ EOF
 /* declarations of non-ANSI functions */
 #if defined __MINGW32__
 # ifdef __STRICT_ANSI__
-int _putenv (const char *);
+_CRTIMP int __cdecl _putenv (const char *);
 # endif
 #elif defined __CYGWIN__
 # ifdef __STRICT_ANSI__
@@ -6010,7 +6019,7 @@ main (int argc, char *argv[])
 	{
 EOF
 	    case $host in
-	      *mingw* | *cygwin* )
+	      *mingw* | *windows* | *cygwin* )
 		# make stdout use "unix" line endings
 		echo "          setmode(1,_O_BINARY);"
 		;;
@@ -6029,7 +6038,7 @@ EOF
         {
           /* however, if there is an option in the LTWRAPPER_OPTION_PREFIX
              namespace, but it is not one of the ones we know about and
-             have already dealt with, above (inluding dump-script), then
+             have already dealt with, above (including dump-script), then
              report an error. Otherwise, targets might begin to believe
              they are allowed to use options in the LTWRAPPER_OPTION_PREFIX
              namespace. The first time any user complains about this, we'll
@@ -6113,7 +6122,7 @@ EOF
 EOF
 
 	    case $host_os in
-	      mingw*)
+	      mingw* | windows*)
 	    cat <<"EOF"
   {
     char* p;
@@ -6155,7 +6164,7 @@ EOF
 EOF
 
 	    case $host_os in
-	      mingw*)
+	      mingw* | windows*)
 		cat <<"EOF"
   /* execv doesn't actually work on mingw as expected on unix */
   newargz = prepare_spawn (newargz);
@@ -6574,7 +6583,7 @@ lt_update_lib_path (const char *name, const char *value)
 
 EOF
 	    case $host_os in
-	      mingw*)
+	      mingw* | windows*)
 		cat <<"EOF"
 
 /* Prepares an argument vector before calling spawn().
@@ -6749,7 +6758,7 @@ func_mode_link ()
     $debug_cmd
 
     case $host in
-    *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*)
+    *-*-cygwin* | *-*-mingw* | *-*-windows* | *-*-pw32* | *-*-os2* | *-cegcc*)
       # It is impossible to link a dll without this setting, and
       # we shouldn't force the makefile maintainer to figure out
       # what system we are compiling for in order to pass an extra
@@ -6815,10 +6824,12 @@ func_mode_link ()
     xrpath=
     perm_rpath=
     temp_rpath=
+    temp_rpath_tail=
     thread_safe=no
     vinfo=
     vinfo_number=no
     weak_libs=
+    rpath_arg=
     single_module=$wl-single_module
     func_infer_tag $base_compile
 
@@ -7081,7 +7092,7 @@ func_mode_link ()
 	  case $arg in
 	  [\\/]* | [A-Za-z]:[\\/]*) ;;
 	  *)
-	    func_fatal_error "only absolute run-paths are allowed"
+	    func_fatal_error "argument to -rpath is not absolute: $arg"
 	    ;;
 	  esac
 	  if test rpath = "$prev"; then
@@ -7257,7 +7268,7 @@ func_mode_link ()
 	  ;;
 	esac
 	case $host in
-	*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*)
+	*-*-cygwin* | *-*-mingw* | *-*-windows* | *-*-pw32* | *-*-os2* | *-cegcc*)
 	  testbindir=`$ECHO "$dir" | $SED 's*/lib$*/bin*'`
 	  case :$dllsearchpath: in
 	  *":$dir:"*) ;;
@@ -7277,7 +7288,7 @@ func_mode_link ()
       -l*)
 	if test X-lc = "X$arg" || test X-lm = "X$arg"; then
 	  case $host in
-	  *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-beos* | *-cegcc* | *-*-haiku*)
+	  *-*-cygwin* | *-*-mingw* | *-*-windows* | *-*-pw32* | *-*-beos* | *-cegcc* | *-*-haiku*)
 	    # These systems don't actually have a C or math library (as such)
 	    continue
 	    ;;
@@ -7285,7 +7296,7 @@ func_mode_link ()
 	    # These systems don't actually have a C library (as such)
 	    test X-lc = "X$arg" && continue
 	    ;;
-	  *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* | *-*-bitrig* | *-*-midnightbsd*)
+	  *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* | *-*-midnightbsd*)
 	    # Do not include libc due to us having libc/libc_r.
 	    test X-lc = "X$arg" && continue
 	    ;;
@@ -7305,7 +7316,7 @@ func_mode_link ()
 	  esac
 	elif test X-lc_r = "X$arg"; then
 	 case $host in
-	 *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* | *-*-bitrig* | *-*-midnightbsd*)
+	 *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* | *-*-midnightbsd*)
 	   # Do not include libc_r directly, use -pthread flag.
 	   continue
 	   ;;
@@ -7349,7 +7360,7 @@ func_mode_link ()
 	continue
 	;;
       -mt|-mthreads|-kthread|-Kthread|-pthreads|--thread-safe \
-      |-threads|-fopenmp|-openmp|-mp|-xopenmp|-omp|-qsmp=*)
+      |-threads|-fopenmp|-fopenmp=*|-openmp|-mp|-xopenmp|-omp|-qsmp=*)
 	func_append compiler_flags " $arg"
 	func_append compile_command " $arg"
 	func_append finalize_command " $arg"
@@ -7372,7 +7383,7 @@ func_mode_link ()
 
       -no-install)
 	case $host in
-	*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-*-darwin* | *-cegcc*)
+	*-*-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 $host"
@@ -7432,7 +7443,7 @@ func_mode_link ()
 	  dir=$lt_sysroot$func_stripname_result
 	  ;;
 	*)
-	  func_fatal_error "only absolute run-paths are allowed"
+	  func_fatal_error "argument ($arg) to '-R' is not an absolute path: $dir"
 	  ;;
 	esac
 	case "$xrpath " in
@@ -7557,13 +7568,29 @@ func_mode_link ()
       # -O*, -g*, -flto*, -fwhopr*, -fuse-linker-plugin GCC link-time optimization
       # -specs=*             GCC specs files
       # -stdlib=*            select c++ std lib with clang
+      # -fdiagnostics-color* simply affects output
+      # -frecord-gcc-switches used to verify flags were respected
       # -fsanitize=*         Clang/GCC memory and address sanitizer
+      # -fno-sanitize*       Clang/GCC memory and address sanitizer
+      # -shared-libsan       Link with shared sanitizer runtimes (Clang)
+      # -static-libsan       Link with static sanitizer runtimes (Clang)
+      # -no-canonical-prefixes Do not expand any symbolic links
       # -fuse-ld=*           Linker select flags for GCC
+      # -static-*            direct GCC to link specific libraries statically
+      # -fcilkplus           Cilk Plus language extension features for C/C++
+      # -rtlib=*             select c runtime lib with clang
+      # --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
       -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=*| \
-      -O*|-g*|-flto*|-fwhopr*|-fuse-linker-plugin|-fstack-protector*|-stdlib=*| \
-      -specs=*|-fsanitize=*|-fuse-ld=*|-Wa,*)
+      -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=*)
         func_quote_arg pretty "$arg"
 	arg=$func_quote_arg_result
         func_append compile_command " $arg"
@@ -7721,8 +7748,20 @@ func_mode_link ()
 
       # Now actually substitute the argument into the commands.
       if test -n "$arg"; then
-	func_append compile_command " $arg"
-	func_append finalize_command " $arg"
+	if test -n "$rpath_arg"; then
+          func_append finalize_rpath " ${arg##*,}"
+	  unset rpath_arg
+	else
+	  case $arg in
+          -Wl,-rpath,*)
+	    func_append finalize_rpath " ${arg##*,}";;
+          -Wl,-rpath)
+	    rpath_arg=1;;
+          *)
+            func_append compile_command " $arg"
+	    func_append finalize_command " $arg"
+	  esac
+        fi
       fi
     done # argument parsing loop
 
@@ -7893,7 +7932,7 @@ func_mode_link ()
 	found=false
 	case $deplib in
 	-mt|-mthreads|-kthread|-Kthread|-pthread|-pthreads|--thread-safe \
-        |-threads|-fopenmp|-openmp|-mp|-xopenmp|-omp|-qsmp=*)
+        |-threads|-fopenmp|-fopenmp=*|-openmp|-mp|-xopenmp|-omp|-qsmp=*)
 	  if test prog,link = "$linkmode,$pass"; then
 	    compile_deplibs="$deplib $compile_deplibs"
 	    finalize_deplibs="$deplib $finalize_deplibs"
@@ -8070,18 +8109,15 @@ func_mode_link ()
 		;;
 	      esac
 	      if $valid_a_lib; then
-		echo
-		$ECHO "*** Warning: Linking the shared library $output against the"
-		$ECHO "*** static library $deplib is not portable!"
+		func_warning "Linking the shared library $output against the static library $deplib is not portable!"
 		deplibs="$deplib $deplibs"
 	      else
-		echo
-		$ECHO "*** Warning: Trying to link with static lib archive $deplib."
-		echo "*** I have the capability to make that library automatically link in when"
-		echo "*** you link to this library.  But I can only do this if you have a"
-		echo "*** shared version of the library, which you do not appear to have"
-		echo "*** because the file extensions .$libext of this argument makes me believe"
-		echo "*** that it is just a static archive that I should not use here."
+		func_warning "Trying to link with static lib archive $deplib."
+		func_warning "I have the capability to make that library automatically link in when"
+		func_warning "you link to this library.  But I can only do this if you have a"
+		func_warning "shared version of the library, which you do not appear to have"
+		func_warning "because the file extensions .$libext of this argument makes me believe"
+		func_warning "that it is just a static archive that I should not use here."
 	      fi
 	      ;;
 	    esac
@@ -8276,7 +8312,7 @@ func_mode_link ()
 	  fi
 	  case $host in
 	    # special handling for platforms with PE-DLLs.
-	    *cygwin* | *mingw* | *cegcc* )
+	    *cygwin* | *mingw* | *windows* | *cegcc* )
 	      # Linker will automatically link against shared library if both
 	      # static and shared are present.  Therefore, ensure we extract
 	      # symbols from the import library if a shared library is present
@@ -8376,7 +8412,10 @@ func_mode_link ()
 	      # Make sure the rpath contains only unique directories.
 	      case $temp_rpath: in
 	      *"$absdir:"*) ;;
-	      *) func_append temp_rpath "$absdir:" ;;
+              *) case $absdir in
+                 "$progdir/"*) func_append temp_rpath "$absdir:" ;;
+                 *)            func_append temp_rpath_tail "$absdir:" ;;
+                 esac
 	      esac
 	    fi
 
@@ -8388,7 +8427,9 @@ func_mode_link ()
 	    *)
 	      case "$compile_rpath " in
 	      *" $absdir "*) ;;
-	      *) func_append compile_rpath " $absdir" ;;
+	      *) case $absdir in
+                 "$progdir/"*) func_append compile_rpath " $absdir" ;;
+		 esac
 	      esac
 	      ;;
 	    esac
@@ -8419,8 +8460,8 @@ func_mode_link ()
 	fi
 	if test -n "$library_names" &&
 	   { test no = "$use_static_libs" || test -z "$old_library"; }; then
-	  case $host in
-	  *cygwin* | *mingw* | *cegcc* | *os2*)
+	  case $host_os in
+	  cygwin* | mingw* | windows* | cegcc* | os2*)
 	      # No point in relinking DLLs because paths are not encoded
 	      func_append notinst_deplibs " $lib"
 	      need_relink=no
@@ -8446,11 +8487,11 @@ func_mode_link ()
 	  if test -z "$dlopenmodule" && test yes = "$shouldnotlink" && test link = "$pass"; then
 	    echo
 	    if test prog = "$linkmode"; then
-	      $ECHO "*** Warning: Linking the executable $output against the loadable module"
+	      func_warning "Linking the executable $output against the loadable module"
 	    else
-	      $ECHO "*** Warning: Linking the shared library $output against the loadable module"
+	      func_warning "Linking the shared library $output against the loadable module"
 	    fi
-	    $ECHO "*** $linklib is not portable!"
+	    func_warning "$linklib is not portable!"
 	  fi
 	  if test lib = "$linkmode" &&
 	     test yes = "$hardcode_into_libs"; then
@@ -8462,7 +8503,9 @@ func_mode_link ()
 	    *)
 	      case "$compile_rpath " in
 	      *" $absdir "*) ;;
-	      *) func_append compile_rpath " $absdir" ;;
+	      *) case $absdir in
+                 "$progdir/"*) func_append compile_rpath " $absdir" ;;
+		 esac
 	      esac
 	      ;;
 	    esac
@@ -8489,8 +8532,8 @@ func_mode_link ()
 	      soname=$dlname
 	    elif test -n "$soname_spec"; then
 	      # bleh windows
-	      case $host in
-	      *cygwin* | mingw* | *cegcc* | *os2*)
+	      case $host_os in
+	      cygwin* | mingw* | windows* | cegcc* | os2*)
 	        func_arith $current - $age
 		major=$func_arith_result
 		versuffix=-$major
@@ -8545,11 +8588,10 @@ func_mode_link ()
 		    if /usr/bin/file -L $add 2> /dev/null |
 			 $GREP ": [^:]* bundle" >/dev/null; then
 		      if test "X$dlopenmodule" != "X$lib"; then
-			$ECHO "*** Warning: lib $linklib is a module, not a shared library"
+			func_warning "lib $linklib is a module, not a shared library"
 			if test -z "$old_library"; then
-			  echo
-			  echo "*** And there doesn't seem to be a static archive available"
-			  echo "*** The link will probably fail, sorry"
+			  func_warning "And there doesn't seem to be a static archive available"
+			  func_warning "The link will probably fail, sorry"
 			else
 			  add=$dir/$old_library
 			fi
@@ -8641,7 +8683,7 @@ func_mode_link ()
 	       test no = "$hardcode_direct_absolute"; then
 	      add=$libdir/$linklib
 	    elif test yes = "$hardcode_minus_L"; then
-	      add_dir=-L$libdir
+	      add_dir=-L$lt_sysroot$libdir
 	      add=-l$name
 	      if test -n "$inst_prefix_dir" &&
 		 test -f "$inst_prefix_dir$libdir/$linklib" &&
@@ -8667,7 +8709,7 @@ func_mode_link ()
 	      fi
 	    else
 	      # We cannot seem to hardcode it, guess we'll fake it.
-	      add_dir=-L$libdir
+	      add_dir=-L$lt_sysroot$libdir
 	      # Try looking first in the location we're being installed to.
 	      if test -n "$inst_prefix_dir"; then
 		case $libdir in
@@ -8707,21 +8749,19 @@ func_mode_link ()
 
 	    # Just print a warning and add the library to dependency_libs so
 	    # that the program can be linked against the static library.
-	    echo
-	    $ECHO "*** Warning: This system cannot link to static lib archive $lib."
-	    echo "*** I have the capability to make that library automatically link in when"
-	    echo "*** you link to this library.  But I can only do this if you have a"
-	    echo "*** shared version of the library, which you do not appear to have."
+	    func_warning "This system cannot link to static lib archive $lib."
+	    func_warning "I have the capability to make that library automatically link in when"
+	    func_warning "you link to this library.  But I can only do this if you have a"
+	    func_warning "shared version of the library, which you do not appear to have."
 	    if test yes = "$module"; then
-	      echo "*** But as you try to build a module library, libtool will still create "
-	      echo "*** a static module, that should work as long as the dlopening application"
-	      echo "*** is linked with the -dlopen flag to resolve symbols at runtime."
+	      func_warning "But as you try to build a module library, libtool will still create "
+	      func_warning "a static module, that should work as long as the dlopening application"
+	      func_warning "is linked with the -dlopen flag to resolve symbols at runtime."
 	      if test -z "$global_symbol_pipe"; then
-		echo
-		echo "*** However, this would only work if libtool was able to extract symbol"
-		echo "*** lists from a program, using 'nm' or equivalent, but libtool could"
-		echo "*** not find such a program.  So, this module is probably useless."
-		echo "*** 'nm' from GNU binutils and a full rebuild may help."
+		func_warning "However, this would only work if libtool was able to extract symbol"
+		func_warning "lists from a program, using 'nm' or equivalent, but libtool could"
+		func_warning "not find such a program.  So, this module is probably useless."
+		func_warning "'nm' from GNU binutils and a full rebuild may help."
 	      fi
 	      if test no = "$build_old_libs"; then
 		build_libtool_libs=module
@@ -8844,6 +8884,8 @@ func_mode_link ()
 	  fi # link_all_deplibs != no
 	fi # linkmode = lib
       done # for deplib in $libs
+
+      func_append temp_rpath "$temp_rpath_tail"
       if test link = "$pass"; then
 	if test prog = "$linkmode"; then
 	  compile_deplibs="$new_inherited_linker_flags $compile_deplibs"
@@ -8881,42 +8923,46 @@ func_mode_link ()
 	  # Add libraries to $var in reverse order
 	  eval tmp_libs=\"\$$var\"
 	  new_libs=
+	  # FIXME: Pedantically, this is the right thing to do, so
+	  #        that some nasty dependency loop isn't accidentally
+	  #        broken: new_libs="$deplib $new_libs"
 	  for deplib in $tmp_libs; do
-	    # FIXME: Pedantically, this is the right thing to do, so
-	    #        that some nasty dependency loop isn't accidentally
-	    #        broken:
-	    #new_libs="$deplib $new_libs"
-	    # Pragmatically, this seems to cause very few problems in
-	    # practice:
-	    case $deplib in
-	    -L*) new_libs="$deplib $new_libs" ;;
-	    -R*) ;;
-	    *)
-	      # And here is the reason: when a library appears more
-	      # than once as an explicit dependence of a library, or
-	      # is implicitly linked in more than once by the
-	      # compiler, it is considered special, and multiple
-	      # occurrences thereof are not removed.  Compare this
-	      # with having the same library being listed as a
-	      # dependency of multiple other libraries: in this case,
-	      # we know (pedantically, we assume) the library does not
-	      # need to be listed more than once, so we keep only the
-	      # last copy.  This is not always right, but it is rare
-	      # enough that we require users that really mean to play
-	      # such unportable linking tricks to link the library
-	      # using -Wl,-lname, so that libtool does not consider it
-	      # for duplicate removal.
-	      case " $specialdeplibs " in
-	      *" $deplib "*) new_libs="$deplib $new_libs" ;;
+	    if $opt_preserve_dup_deps; then
+	      new_libs="$deplib $new_libs"
+	    else
+	      # Pragmatically, this seems to cause very few problems in
+	      # practice:
+	      case $deplib in
+	      -L*) new_libs="$deplib $new_libs" ;;
+	      -R*) ;;
 	      *)
-		case " $new_libs " in
-		*" $deplib "*) ;;
-		*) new_libs="$deplib $new_libs" ;;
-		esac
-		;;
+	        # And here is the reason: when a library appears more
+	        # than once as an explicit dependence of a library, or
+	        # is implicitly linked in more than once by the
+	        # compiler, it is considered special, and multiple
+	        # occurrences thereof are not removed.  Compare this
+	        # with having the same library being listed as a
+	        # dependency of multiple other libraries: in this case,
+	        # we know (pedantically, we assume) the library does not
+	        # need to be listed more than once, so we keep only the
+	        # last copy.  This is not always right, but it is rare
+	        # enough that we require users that really mean to play
+	        # such unportable linking tricks to link the library
+	        # using -Wl,-lname, so that libtool does not consider it
+	        # for duplicate removal.  And if not possible for portability
+	        # reasons, then --preserve-dup-deps should be used.
+	        case " $specialdeplibs " in
+	        *" $deplib "*) new_libs="$deplib $new_libs" ;;
+	        *)
+	          case " $new_libs " in
+	          *" $deplib "*) ;;
+	          *) new_libs="$deplib $new_libs" ;;
+	          esac
+	          ;;
+	        esac
+	        ;;
 	      esac
-	      ;;
-	    esac
+	    fi
 	  done
 	  tmp_libs=
 	  for deplib in $new_libs; do
@@ -9045,9 +9091,7 @@ func_mode_link ()
 	if test pass_all != "$deplibs_check_method"; then
 	  func_fatal_error "cannot build libtool library '$output' from non-libtool objects on this host:$objs"
 	else
-	  echo
-	  $ECHO "*** Warning: Linking the shared library $output against the non-libtool"
-	  $ECHO "*** objects $objs is not portable!"
+	  func_warning "Linking the shared library $output against the non-libtool objects $objs is not portable!"
 	  func_append libobjs " $objs"
 	fi
       fi
@@ -9108,13 +9152,13 @@ func_mode_link ()
 	  #
 	  case $version_type in
 	  # correct linux to gnu/linux during the next big refactor
-	  darwin|freebsd-elf|linux|midnightbsd-elf|osf|windows|none)
+	  darwin|freebsd-elf|linux|midnightbsd-elf|osf|qnx|windows|none)
 	    func_arith $number_major + $number_minor
 	    current=$func_arith_result
 	    age=$number_minor
 	    revision=$number_revision
 	    ;;
-	  freebsd-aout|qnx|sco|sunos)
+	  freebsd-aout|sco|sunos)
 	    current=$number_major
 	    revision=$number_minor
 	    age=0
@@ -9261,8 +9305,9 @@ func_mode_link ()
 	  ;;
 
 	qnx)
-	  major=.$current
-	  versuffix=.$current
+	  func_arith $current - $age
+	  major=.$func_arith_result
+	  versuffix=$major.$age.$revision
 	  ;;
 
 	sco)
@@ -9415,7 +9460,7 @@ func_mode_link ()
       if test yes = "$build_libtool_libs"; then
 	if test -n "$rpath"; then
 	  case $host in
-	  *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-*-beos* | *-cegcc* | *-*-haiku*)
+	  *-*-cygwin* | *-*-mingw* | *-*-windows* | *-*-pw32* | *-*-os2* | *-*-beos* | *-cegcc* | *-*-haiku*)
 	    # these systems don't actually have a c library (as such)!
 	    ;;
 	  *-*-rhapsody* | *-*-darwin1.[012])
@@ -9466,108 +9511,6 @@ func_mode_link ()
 	  # implementing what was already the behavior.
 	  newdeplibs=$deplibs
 	  ;;
-	test_compile)
-	  # This code stresses the "libraries are programs" paradigm to its
-	  # limits. Maybe even breaks it.  We compile a program, linking it
-	  # against the deplibs as a proxy for the library.  Then we can check
-	  # whether they linked in statically or dynamically with ldd.
-	  $opt_dry_run || $RM conftest.c
-	  cat > conftest.c <<EOF
-	  int main() { return 0; }
-EOF
-	  $opt_dry_run || $RM conftest
-	  if $LTCC $LTCFLAGS -o conftest conftest.c $deplibs; then
-	    ldd_output=`ldd conftest`
-	    for i in $deplibs; do
-	      case $i in
-	      -l*)
-		func_stripname -l '' "$i"
-		name=$func_stripname_result
-		if test yes = "$allow_libtool_libs_with_static_runtimes"; then
-		  case " $predeps $postdeps " in
-		  *" $i "*)
-		    func_append newdeplibs " $i"
-		    i=
-		    ;;
-		  esac
-		fi
-		if test -n "$i"; then
-		  libname=`eval "\\$ECHO \"$libname_spec\""`
-		  deplib_matches=`eval "\\$ECHO \"$library_names_spec\""`
-		  set dummy $deplib_matches; shift
-		  deplib_match=$1
-		  if test `expr "$ldd_output" : ".*$deplib_match"` -ne 0; then
-		    func_append newdeplibs " $i"
-		  else
-		    droppeddeps=yes
-		    echo
-		    $ECHO "*** Warning: dynamic linker does not accept needed library $i."
-		    echo "*** I have the capability to make that library automatically link in when"
-		    echo "*** you link to this library.  But I can only do this if you have a"
-		    echo "*** shared version of the library, which I believe you do not have"
-		    echo "*** because a test_compile did reveal that the linker did not use it for"
-		    echo "*** its dynamic dependency list that programs get resolved with at runtime."
-		  fi
-		fi
-		;;
-	      *)
-		func_append newdeplibs " $i"
-		;;
-	      esac
-	    done
-	  else
-	    # Error occurred in the first compile.  Let's try to salvage
-	    # the situation: Compile a separate program for each library.
-	    for i in $deplibs; do
-	      case $i in
-	      -l*)
-		func_stripname -l '' "$i"
-		name=$func_stripname_result
-		$opt_dry_run || $RM conftest
-		if $LTCC $LTCFLAGS -o conftest conftest.c $i; then
-		  ldd_output=`ldd conftest`
-		  if test yes = "$allow_libtool_libs_with_static_runtimes"; then
-		    case " $predeps $postdeps " in
-		    *" $i "*)
-		      func_append newdeplibs " $i"
-		      i=
-		      ;;
-		    esac
-		  fi
-		  if test -n "$i"; then
-		    libname=`eval "\\$ECHO \"$libname_spec\""`
-		    deplib_matches=`eval "\\$ECHO \"$library_names_spec\""`
-		    set dummy $deplib_matches; shift
-		    deplib_match=$1
-		    if test `expr "$ldd_output" : ".*$deplib_match"` -ne 0; then
-		      func_append newdeplibs " $i"
-		    else
-		      droppeddeps=yes
-		      echo
-		      $ECHO "*** Warning: dynamic linker does not accept needed library $i."
-		      echo "*** I have the capability to make that library automatically link in when"
-		      echo "*** you link to this library.  But I can only do this if you have a"
-		      echo "*** shared version of the library, which you do not appear to have"
-		      echo "*** because a test_compile did reveal that the linker did not use this one"
-		      echo "*** as a dynamic dependency that programs can get resolved with at runtime."
-		    fi
-		  fi
-		else
-		  droppeddeps=yes
-		  echo
-		  $ECHO "*** Warning!  Library $i is needed by this library but I was not able to"
-		  echo "*** make it link in!  You will probably need to install it or some"
-		  echo "*** library that it depends on before this library will be fully"
-		  echo "*** functional.  Installing it before continuing would be even better."
-		fi
-		;;
-	      *)
-		func_append newdeplibs " $i"
-		;;
-	      esac
-	    done
-	  fi
-	  ;;
 	file_magic*)
 	  set dummy $deplibs_check_method; shift
 	  file_magic_regex=`expr "$deplibs_check_method" : "$1 \(.*\)"`
@@ -9631,17 +9574,16 @@ EOF
 	      fi
 	      if test -n "$a_deplib"; then
 		droppeddeps=yes
-		echo
-		$ECHO "*** Warning: linker path does not have real file for library $a_deplib."
-		echo "*** I have the capability to make that library automatically link in when"
-		echo "*** you link to this library.  But I can only do this if you have a"
-		echo "*** shared version of the library, which you do not appear to have"
-		echo "*** because I did check the linker path looking for a file starting"
+		func_warning "Linker path does not have real file for library $a_deplib."
+		func_warning "I have the capability to make that library automatically link in when"
+		func_warning "you link to this library.  But I can only do this if you have a"
+		func_warning "shared version of the library, which you do not appear to have"
+		func_warning "because I did check the linker path looking for a file starting"
 		if test -z "$potlib"; then
-		  $ECHO "*** with $libname but no candidates were found. (...for file magic test)"
+		  func_warning "with $libname but no candidates were found. (...for file magic test)"
 		else
-		  $ECHO "*** with $libname and none of the candidates passed a file format test"
-		  $ECHO "*** using a file magic. Last file checked: $potlib"
+		  func_warning "with $libname and none of the candidates passed a file format test"
+		  func_warning "using a file magic. Last file checked: $potlib"
 		fi
 	      fi
 	      ;;
@@ -9685,17 +9627,16 @@ EOF
 	      fi
 	      if test -n "$a_deplib"; then
 		droppeddeps=yes
-		echo
-		$ECHO "*** Warning: linker path does not have real file for library $a_deplib."
-		echo "*** I have the capability to make that library automatically link in when"
-		echo "*** you link to this library.  But I can only do this if you have a"
-		echo "*** shared version of the library, which you do not appear to have"
-		echo "*** because I did check the linker path looking for a file starting"
+		func_warning "Linker path does not have real file for library $a_deplib."
+		func_warning "I have the capability to make that library automatically link in when"
+		func_warning "you link to this library.  But I can only do this if you have a"
+		func_warning "shared version of the library, which you do not appear to have"
+		func_warning "because I did check the linker path looking for a file starting"
 		if test -z "$potlib"; then
-		  $ECHO "*** with $libname but no candidates were found. (...for regex pattern test)"
+		  func_warning "with $libname but no candidates were found. (...for regex pattern test)"
 		else
-		  $ECHO "*** with $libname and none of the candidates passed a file format test"
-		  $ECHO "*** using a regex pattern. Last file checked: $potlib"
+		  func_warning "with $libname and none of the candidates passed a file format test"
+		  func_warning "using a regex pattern. Last file checked: $potlib"
 		fi
 	      fi
 	      ;;
@@ -9719,11 +9660,11 @@ EOF
 	  *[!\	\ ]*)
 	    echo
 	    if test none = "$deplibs_check_method"; then
-	      echo "*** Warning: inter-library dependencies are not supported in this platform."
+	      func_warning "Inter-library dependencies are not supported in this platform."
 	    else
-	      echo "*** Warning: inter-library dependencies are not known to be supported."
+	      func_warning "Inter-library dependencies are not known to be supported."
 	    fi
-	    echo "*** All declared inter-library dependencies are being dropped."
+	    func_warning "All declared inter-library dependencies are being dropped."
 	    droppeddeps=yes
 	    ;;
 	  esac
@@ -9744,17 +9685,15 @@ EOF
 
 	if test yes = "$droppeddeps"; then
 	  if test yes = "$module"; then
-	    echo
-	    echo "*** Warning: libtool could not satisfy all declared inter-library"
-	    $ECHO "*** dependencies of module $libname.  Therefore, libtool will create"
-	    echo "*** a static module, that should work as long as the dlopening"
-	    echo "*** application is linked with the -dlopen flag."
+	    func_warning "libtool could not satisfy all declared inter-library"
+	    func_warning "dependencies of module $libname.  Therefore, libtool will create"
+	    func_warning "a static module, that should work as long as the dlopening"
+	    func_warning "application is linked with the -dlopen flag."
 	    if test -z "$global_symbol_pipe"; then
-	      echo
-	      echo "*** However, this would only work if libtool was able to extract symbol"
-	      echo "*** lists from a program, using 'nm' or equivalent, but libtool could"
-	      echo "*** not find such a program.  So, this module is probably useless."
-	      echo "*** 'nm' from GNU binutils and a full rebuild may help."
+	      func_warning "However, this would only work if libtool was able to extract symbol"
+	      func_warning "lists from a program, using 'nm' or equivalent, but libtool could"
+	      func_warning "not find such a program.  So, this module is probably useless."
+	      func_warning "'nm' from GNU binutils and a full rebuild may help."
 	    fi
 	    if test no = "$build_old_libs"; then
 	      oldlibs=$output_objdir/$libname.$libext
@@ -9929,7 +9868,7 @@ EOF
 
 	orig_export_symbols=
 	case $host_os in
-	cygwin* | mingw* | cegcc*)
+	cygwin* | mingw* | windows* | cegcc*)
 	  if test -n "$export_symbols" && test -z "$export_symbols_regex"; then
 	    # exporting using user supplied symfile
 	    func_dll_def_p "$export_symbols" || {
@@ -10599,7 +10538,7 @@ EOF
 	  esac
 	fi
 	case $host in
-	*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2* | *-cegcc*)
+	*-*-cygwin* | *-*-mingw* | *-*-windows* | *-*-pw32* | *-*-os2* | *-cegcc*)
 	  testbindir=`$ECHO "$libdir" | $SED -e 's*/lib$*/bin*'`
 	  case :$dllsearchpath: in
 	  *":$libdir:"*) ;;
@@ -10677,7 +10616,7 @@ EOF
         # Disable wrappers for cegcc and mingw32ce hosts, we are cross compiling anyway.
         wrappers_required=false
         ;;
-      *cygwin* | *mingw* )
+      *cygwin* | *mingw* | *windows* )
         test yes = "$build_libtool_libs" || wrappers_required=false
         ;;
       *)
@@ -10831,7 +10770,7 @@ EOF
 	  *) exeext= ;;
 	esac
 	case $host in
-	  *cygwin* | *mingw* )
+	  *cygwin* | *mingw* | windows* )
 	    func_dirname_and_basename "$output" "" "."
 	    output_name=$func_basename_result
 	    output_path=$func_dirname_result
@@ -11165,7 +11104,7 @@ EOF
 	  # tests/bindir.at for full details.
 	  tdlname=$dlname
 	  case $host,$output,$installed,$module,$dlname in
-	    *cygwin*,*lai,yes,no,*.dll | *mingw*,*lai,yes,no,*.dll | *cegcc*,*lai,yes,no,*.dll)
+	    *cygwin*,*lai,yes,no,*.dll | *mingw*,*lai,yes,no,*.dll | *windows*,*lai,yes,no,*.dll | *cegcc*,*lai,yes,no,*.dll)
 	      # If a -bindir argument was supplied, place the dll there.
 	      if test -n "$bindir"; then
 		func_relative_path "$install_libdir" "$bindir"