This isn't necessary anymore, with the latest autotools update.
authorSam Lantinga <slouken@libsdl.org>
Tue, 25 Sep 2012 20:49:29 -0700
changeset 6458 bdfafea99872
parent 6457 1b32affca783
child 6459 df49d3db1cb9
This isn't necessary anymore, with the latest autotools update.
acinclude/ltdl.m4
--- a/acinclude/ltdl.m4	Tue Sep 25 20:48:26 2012 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,806 +0,0 @@
-##############################################################################
-# ltdl.m4 - Configure ltdl for the target system. -*-Autoconf-*-
-#
-#   Copyright (C) 1999-2006, 2007, 2008 Free Software Foundation, Inc.
-#   Written by Thomas Tanner, 1999
-#
-# This file is free software; the Free Software Foundation gives
-# unlimited permission to copy and/or distribute it, with or without
-# modifications, as long as this notice is preserved.
-
-# serial 17 LTDL_INIT
-
-# LT_CONFIG_LTDL_DIR(DIRECTORY, [LTDL-MODE])
-# ------------------------------------------
-# DIRECTORY contains the libltdl sources.  It is okay to call this
-# function multiple times, as long as the same DIRECTORY is always given.
-AC_DEFUN([LT_CONFIG_LTDL_DIR],
-[AC_BEFORE([$0], [LTDL_INIT])
-_$0($*)
-])# LT_CONFIG_LTDL_DIR
-
-# We break this out into a separate macro, so that we can call it safely
-# internally without being caught accidentally by the sed scan in libtoolize.
-m4_defun([_LT_CONFIG_LTDL_DIR],
-[dnl remove trailing slashes
-m4_pushdef([_ARG_DIR], m4_bpatsubst([$1], [/*$]))
-m4_case(_LTDL_DIR,
-	[], [dnl only set lt_ltdl_dir if _ARG_DIR is not simply `.'
-	     m4_if(_ARG_DIR, [.],
-	             [],
-		 [m4_define([_LTDL_DIR], _ARG_DIR)
-	          _LT_SHELL_INIT([lt_ltdl_dir=']_ARG_DIR['])])],
-    [m4_if(_ARG_DIR, _LTDL_DIR,
-	    [],
-	[m4_fatal([multiple libltdl directories: `]_LTDL_DIR[', `]_ARG_DIR['])])])
-m4_popdef([_ARG_DIR])
-])# _LT_CONFIG_LTDL_DIR
-
-# Initialise:
-m4_define([_LTDL_DIR], [])
-
-
-# _LT_BUILD_PREFIX
-# ----------------
-# If Autoconf is new enough, expand to `${top_build_prefix}', otherwise
-# to `${top_builddir}/'.
-m4_define([_LT_BUILD_PREFIX],
-[m4_ifdef([AC_AUTOCONF_VERSION],
-   [m4_if(m4_version_compare(m4_defn([AC_AUTOCONF_VERSION]), [2.62]),
-	  [-1], [m4_ifdef([_AC_HAVE_TOP_BUILD_PREFIX],
-			  [${top_build_prefix}],
-			  [${top_builddir}/])],
-	  [${top_build_prefix}])],
-   [${top_builddir}/])[]dnl
-])
-
-
-# LTDL_CONVENIENCE
-# ----------------
-# sets LIBLTDL to the link flags for the libltdl convenience library and
-# LTDLINCL to the include flags for the libltdl header and adds
-# --enable-ltdl-convenience to the configure arguments.  Note that
-# AC_CONFIG_SUBDIRS is not called here.  LIBLTDL will be prefixed with
-# '${top_build_prefix}' if available, otherwise with '${top_builddir}/',
-# and LTDLINCL will be prefixed with '${top_srcdir}/' (note the single
-# quotes!).  If your package is not flat and you're not using automake,
-# define top_build_prefix, top_builddir, and top_srcdir appropriately
-# in your Makefiles.
-AC_DEFUN([LTDL_CONVENIENCE],
-[AC_BEFORE([$0], [LTDL_INIT])dnl
-dnl Although the argument is deprecated and no longer documented,
-dnl LTDL_CONVENIENCE used to take a DIRECTORY orgument, if we have one
-dnl here make sure it is the same as any other declaration of libltdl's
-dnl location!  This also ensures lt_ltdl_dir is set when configure.ac is
-dnl not yet using an explicit LT_CONFIG_LTDL_DIR.
-m4_ifval([$1], [_LT_CONFIG_LTDL_DIR([$1])])dnl
-_$0()
-])# LTDL_CONVENIENCE
-
-# AC_LIBLTDL_CONVENIENCE accepted a directory argument in older libtools,
-# now we have LT_CONFIG_LTDL_DIR:
-AU_DEFUN([AC_LIBLTDL_CONVENIENCE],
-[_LT_CONFIG_LTDL_DIR([m4_default([$1], [libltdl])])
-_LTDL_CONVENIENCE])
-
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LIBLTDL_CONVENIENCE], [])
-
-
-# _LTDL_CONVENIENCE
-# -----------------
-# Code shared by LTDL_CONVENIENCE and LTDL_INIT([convenience]).
-m4_defun([_LTDL_CONVENIENCE],
-[case $enable_ltdl_convenience in
-  no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
-  "") enable_ltdl_convenience=yes
-      ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
-esac
-LIBLTDL='_LT_BUILD_PREFIX'"${lt_ltdl_dir+$lt_ltdl_dir/}libltdlc.la"
-LTDLDEPS=$LIBLTDL
-LTDLINCL='-I${top_srcdir}'"${lt_ltdl_dir+/$lt_ltdl_dir}"
-
-AC_SUBST([LIBLTDL])
-AC_SUBST([LTDLDEPS])
-AC_SUBST([LTDLINCL])
-
-# For backwards non-gettext consistent compatibility...
-INCLTDL="$LTDLINCL"
-AC_SUBST([INCLTDL])
-])# _LTDL_CONVENIENCE
-
-
-# LTDL_INSTALLABLE
-# ----------------
-# sets LIBLTDL to the link flags for the libltdl installable library
-# and LTDLINCL to the include flags for the libltdl header and adds
-# --enable-ltdl-install to the configure arguments.  Note that
-# AC_CONFIG_SUBDIRS is not called from here.  If an installed libltdl
-# is not found, LIBLTDL will be prefixed with '${top_build_prefix}' if
-# available, otherwise with '${top_builddir}/', and LTDLINCL will be
-# prefixed with '${top_srcdir}/' (note the single quotes!).  If your
-# package is not flat and you're not using automake, define top_build_prefix,
-# top_builddir, and top_srcdir appropriately in your Makefiles.
-# In the future, this macro may have to be called after LT_INIT.
-AC_DEFUN([LTDL_INSTALLABLE],
-[AC_BEFORE([$0], [LTDL_INIT])dnl
-dnl Although the argument is deprecated and no longer documented,
-dnl LTDL_INSTALLABLE used to take a DIRECTORY orgument, if we have one
-dnl here make sure it is the same as any other declaration of libltdl's
-dnl location!  This also ensures lt_ltdl_dir is set when configure.ac is
-dnl not yet using an explicit LT_CONFIG_LTDL_DIR.
-m4_ifval([$1], [_LT_CONFIG_LTDL_DIR([$1])])dnl
-_$0()
-])# LTDL_INSTALLABLE
-
-# AC_LIBLTDL_INSTALLABLE accepted a directory argument in older libtools,
-# now we have LT_CONFIG_LTDL_DIR:
-AU_DEFUN([AC_LIBLTDL_INSTALLABLE],
-[_LT_CONFIG_LTDL_DIR([m4_default([$1], [libltdl])])
-_LTDL_INSTALLABLE])
-
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LIBLTDL_INSTALLABLE], [])
-
-
-# _LTDL_INSTALLABLE
-# -----------------
-# Code shared by LTDL_INSTALLABLE and LTDL_INIT([installable]).
-m4_defun([_LTDL_INSTALLABLE],
-[if test -f $prefix/lib/libltdl.la; then
-  lt_save_LDFLAGS="$LDFLAGS"
-  LDFLAGS="-L$prefix/lib $LDFLAGS"
-  AC_CHECK_LIB([ltdl], [lt_dlinit], [lt_lib_ltdl=yes])
-  LDFLAGS="$lt_save_LDFLAGS"
-  if test x"${lt_lib_ltdl-no}" = xyes; then
-    if test x"$enable_ltdl_install" != xyes; then
-      # Don't overwrite $prefix/lib/libltdl.la without --enable-ltdl-install
-      AC_MSG_WARN([not overwriting libltdl at $prefix, force with `--enable-ltdl-install'])
-      enable_ltdl_install=no
-    fi
-  elif test x"$enable_ltdl_install" = xno; then
-    AC_MSG_WARN([libltdl not installed, but installation disabled])
-  fi
-fi
-
-# If configure.ac declared an installable ltdl, and the user didn't override
-# with --disable-ltdl-install, we will install the shipped libltdl.
-case $enable_ltdl_install in
-  no) ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
-      LIBLTDL="-lltdl"
-      LTDLDEPS=
-      LTDLINCL=
-      ;;
-  *)  enable_ltdl_install=yes
-      ac_configure_args="$ac_configure_args --enable-ltdl-install"
-      LIBLTDL='_LT_BUILD_PREFIX'"${lt_ltdl_dir+$lt_ltdl_dir/}libltdl.la"
-      LTDLDEPS=$LIBLTDL
-      LTDLINCL='-I${top_srcdir}'"${lt_ltdl_dir+/$lt_ltdl_dir}"
-      ;;
-esac
-
-AC_SUBST([LIBLTDL])
-AC_SUBST([LTDLDEPS])
-AC_SUBST([LTDLINCL])
-
-# For backwards non-gettext consistent compatibility...
-INCLTDL="$LTDLINCL"
-AC_SUBST([INCLTDL])
-])# LTDL_INSTALLABLE
-
-
-# _LTDL_MODE_DISPATCH
-# -------------------
-m4_define([_LTDL_MODE_DISPATCH],
-[dnl If _LTDL_DIR is `.', then we are configuring libltdl itself:
-m4_if(_LTDL_DIR, [],
-	[],
-    dnl if _LTDL_MODE was not set already, the default value is `subproject':
-    [m4_case(m4_default(_LTDL_MODE, [subproject]),
-	  [subproject], [AC_CONFIG_SUBDIRS(_LTDL_DIR)
-			  _LT_SHELL_INIT([lt_dlopen_dir="$lt_ltdl_dir"])],
-	  [nonrecursive], [_LT_SHELL_INIT([lt_dlopen_dir="$lt_ltdl_dir"; lt_libobj_prefix="$lt_ltdl_dir/"])],
-	  [recursive], [],
-	[m4_fatal([unknown libltdl mode: ]_LTDL_MODE)])])dnl
-dnl Be careful not to expand twice:
-m4_define([$0], [])
-])# _LTDL_MODE_DISPATCH
-
-
-# _LT_LIBOBJ(MODULE_NAME)
-# -----------------------
-# Like AC_LIBOBJ, except that MODULE_NAME goes into _LT_LIBOBJS instead
-# of into LIBOBJS.
-AC_DEFUN([_LT_LIBOBJ], [
-  m4_pattern_allow([^_LT_LIBOBJS$])
-  _LT_LIBOBJS="$_LT_LIBOBJS $1.$ac_objext"
-])# _LT_LIBOBJS
-
-
-# LTDL_INIT([OPTIONS])
-# --------------------
-# Clients of libltdl can use this macro to allow the installer to
-# choose between a shipped copy of the ltdl sources or a preinstalled
-# version of the library.  If the shipped ltdl sources are not in a
-# subdirectory named libltdl, the directory name must be given by
-# LT_CONFIG_LTDL_DIR.
-AC_DEFUN([LTDL_INIT],
-[dnl Parse OPTIONS
-_LT_SET_OPTIONS([$0], [$1])
-
-dnl We need to keep our own list of libobjs separate from our parent project,
-dnl and the easiest way to do that is redefine the AC_LIBOBJs macro while
-dnl we look for our own LIBOBJs.
-m4_pushdef([AC_LIBOBJ], m4_defn([_LT_LIBOBJ]))
-m4_pushdef([AC_LIBSOURCES])
-
-dnl If not otherwise defined, default to the 1.5.x compatible subproject mode:
-m4_if(_LTDL_MODE, [],
-        [m4_define([_LTDL_MODE], m4_default([$2], [subproject]))
-        m4_if([-1], [m4_bregexp(_LTDL_MODE, [\(subproject\|\(non\)?recursive\)])],
-                [m4_fatal([unknown libltdl mode: ]_LTDL_MODE)])])
-
-AC_ARG_WITH([included_ltdl],
-    [AS_HELP_STRING([--with-included-ltdl],
-                    [use the GNU ltdl sources included here])])
-
-if test "x$with_included_ltdl" != xyes; then
-  # We are not being forced to use the included libltdl sources, so
-  # decide whether there is a useful installed version we can use.
-  AC_CHECK_HEADER([ltdl.h],
-      [AC_CHECK_DECL([lt_dlinterface_register],
-	   [AC_CHECK_LIB([ltdl], [lt_dladvise_preload],
-	       [with_included_ltdl=no],
-	       [with_included_ltdl=yes])],
-	   [with_included_ltdl=yes],
-	   [AC_INCLUDES_DEFAULT
-	    #include <ltdl.h>])],
-      [with_included_ltdl=yes],
-      [AC_INCLUDES_DEFAULT]
-  )
-fi
-
-dnl If neither LT_CONFIG_LTDL_DIR, LTDL_CONVENIENCE nor LTDL_INSTALLABLE
-dnl was called yet, then for old times' sake, we assume libltdl is in an
-dnl eponymous directory:
-AC_PROVIDE_IFELSE([LT_CONFIG_LTDL_DIR], [], [_LT_CONFIG_LTDL_DIR([libltdl])])
-
-AC_ARG_WITH([ltdl_include],
-    [AS_HELP_STRING([--with-ltdl-include=DIR],
-                    [use the ltdl headers installed in DIR])])
-
-if test -n "$with_ltdl_include"; then
-  if test -f "$with_ltdl_include/ltdl.h"; then :
-  else
-    AC_MSG_ERROR([invalid ltdl include directory: `$with_ltdl_include'])
-  fi
-else
-  with_ltdl_include=no
-fi
-
-AC_ARG_WITH([ltdl_lib],
-    [AS_HELP_STRING([--with-ltdl-lib=DIR],
-                    [use the libltdl.la installed in DIR])])
-
-if test -n "$with_ltdl_lib"; then
-  if test -f "$with_ltdl_lib/libltdl.la"; then :
-  else
-    AC_MSG_ERROR([invalid ltdl library directory: `$with_ltdl_lib'])
-  fi
-else
-  with_ltdl_lib=no
-fi
-
-case ,$with_included_ltdl,$with_ltdl_include,$with_ltdl_lib, in
-  ,yes,no,no,)
-	m4_case(m4_default(_LTDL_TYPE, [convenience]),
-	    [convenience], [_LTDL_CONVENIENCE],
-	    [installable], [_LTDL_INSTALLABLE],
-	  [m4_fatal([unknown libltdl build type: ]_LTDL_TYPE)])
-	;;
-  ,no,no,no,)
-	# If the included ltdl is not to be used, then use the
-	# preinstalled libltdl we found.
-	AC_DEFINE([HAVE_LTDL], [1],
-	  [Define this if a modern libltdl is already installed])
-	LIBLTDL=-lltdl
-	LTDLDEPS=
-	LTDLINCL=
-	;;
-  ,no*,no,*)
-	AC_MSG_ERROR([`--with-ltdl-include' and `--with-ltdl-lib' options must be used together])
-	;;
-  *)	with_included_ltdl=no
-	LIBLTDL="-L$with_ltdl_lib -lltdl"
-	LTDLDEPS=
-	LTDLINCL="-I$with_ltdl_include"
-	;;
-esac
-INCLTDL="$LTDLINCL"
-
-# Report our decision...
-AC_MSG_CHECKING([where to find libltdl headers])
-AC_MSG_RESULT([$LTDLINCL])
-AC_MSG_CHECKING([where to find libltdl library])
-AC_MSG_RESULT([$LIBLTDL])
-
-_LTDL_SETUP
-
-dnl restore autoconf definition.
-m4_popdef([AC_LIBOBJ])
-m4_popdef([AC_LIBSOURCES])
-
-AC_CONFIG_COMMANDS_PRE([
-    _ltdl_libobjs=
-    _ltdl_ltlibobjs=
-    if test -n "$_LT_LIBOBJS"; then
-      # Remove the extension.
-      _lt_sed_drop_objext='s/\.o$//;s/\.obj$//'
-      for i in `for i in $_LT_LIBOBJS; do echo "$i"; done | sed "$_lt_sed_drop_objext" | sort -u`; do
-        _ltdl_libobjs="$_ltdl_libobjs $lt_libobj_prefix$i.$ac_objext"
-        _ltdl_ltlibobjs="$_ltdl_ltlibobjs $lt_libobj_prefix$i.lo"
-      done
-    fi
-    AC_SUBST([ltdl_LIBOBJS], [$_ltdl_libobjs])
-    AC_SUBST([ltdl_LTLIBOBJS], [$_ltdl_ltlibobjs])
-])
-
-# Only expand once:
-m4_define([LTDL_INIT])
-])# LTDL_INIT
-
-# Old names:
-AU_DEFUN([AC_LIB_LTDL], [LTDL_INIT($@)])
-AU_DEFUN([AC_WITH_LTDL], [LTDL_INIT($@)])
-AU_DEFUN([LT_WITH_LTDL], [LTDL_INIT($@)])
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LIB_LTDL], [])
-dnl AC_DEFUN([AC_WITH_LTDL], [])
-dnl AC_DEFUN([LT_WITH_LTDL], [])
-
-
-# _LTDL_SETUP
-# -----------
-# Perform all the checks necessary for compilation of the ltdl objects
-#  -- including compiler checks and header checks.  This is a public
-# interface  mainly for the benefit of libltdl's own configure.ac, most
-# other users should call LTDL_INIT instead.
-AC_DEFUN([_LTDL_SETUP],
-[AC_REQUIRE([AC_PROG_CC])dnl
-AC_REQUIRE([LT_SYS_MODULE_EXT])dnl
-AC_REQUIRE([LT_SYS_MODULE_PATH])dnl
-AC_REQUIRE([LT_SYS_DLSEARCH_PATH])dnl
-AC_REQUIRE([LT_LIB_DLLOAD])dnl
-AC_REQUIRE([LT_SYS_SYMBOL_USCORE])dnl
-AC_REQUIRE([LT_FUNC_DLSYM_USCORE])dnl
-AC_REQUIRE([LT_SYS_DLOPEN_DEPLIBS])dnl
-AC_REQUIRE([gl_FUNC_ARGZ])dnl
-
-m4_require([_LT_CHECK_OBJDIR])dnl
-m4_require([_LT_HEADER_DLFCN])dnl
-m4_require([_LT_CHECK_DLPREOPEN])dnl
-m4_require([_LT_DECL_SED])dnl
-
-dnl Don't require this, or it will be expanded earlier than the code
-dnl that sets the variables it relies on:
-_LT_ENABLE_INSTALL
-
-dnl _LTDL_MODE specific code must be called at least once:
-_LTDL_MODE_DISPATCH
-
-# In order that ltdl.c can compile, find out the first AC_CONFIG_HEADERS
-# the user used.  This is so that ltdl.h can pick up the parent projects
-# config.h file, The first file in AC_CONFIG_HEADERS must contain the
-# definitions required by ltdl.c.
-# FIXME: Remove use of undocumented AC_LIST_HEADERS (2.59 compatibility).
-AC_CONFIG_COMMANDS_PRE([dnl
-m4_pattern_allow([^LT_CONFIG_H$])dnl
-m4_ifset([AH_HEADER],
-    [LT_CONFIG_H=AH_HEADER],
-    [m4_ifset([AC_LIST_HEADERS],
-	    [LT_CONFIG_H=`echo "AC_LIST_HEADERS" | $SED 's,^[[      ]]*,,;s,[[ :]].*$,,'`],
-	[])])])
-AC_SUBST([LT_CONFIG_H])
-
-AC_CHECK_HEADERS([unistd.h dl.h sys/dl.h dld.h mach-o/dyld.h dirent.h],
-	[], [], [AC_INCLUDES_DEFAULT])
-
-AC_CHECK_FUNCS([closedir opendir readdir], [], [AC_LIBOBJ([lt__dirent])])
-AC_CHECK_FUNCS([strlcat strlcpy], [], [AC_LIBOBJ([lt__strl])])
-
-AC_DEFINE_UNQUOTED([LT_LIBEXT],["$libext"],[The archive extension])
-
-name=ltdl
-LTDLOPEN=`eval "\\$ECHO \"$libname_spec\""`
-AC_SUBST([LTDLOPEN])
-])# _LTDL_SETUP
-
-
-# _LT_ENABLE_INSTALL
-# ------------------
-m4_define([_LT_ENABLE_INSTALL],
-[AC_ARG_ENABLE([ltdl-install],
-    [AS_HELP_STRING([--enable-ltdl-install], [install libltdl])])
-
-case ,${enable_ltdl_install},${enable_ltdl_convenience} in
-  *yes*) ;;
-  *) enable_ltdl_convenience=yes ;;
-esac
-
-m4_ifdef([AM_CONDITIONAL],
-[AM_CONDITIONAL(INSTALL_LTDL, test x"${enable_ltdl_install-no}" != xno)
- AM_CONDITIONAL(CONVENIENCE_LTDL, test x"${enable_ltdl_convenience-no}" != xno)])
-])# _LT_ENABLE_INSTALL
-
-
-# LT_SYS_DLOPEN_DEPLIBS
-# ---------------------
-AC_DEFUN([LT_SYS_DLOPEN_DEPLIBS],
-[AC_REQUIRE([AC_CANONICAL_HOST])dnl
-AC_CACHE_CHECK([whether deplibs are loaded by dlopen],
-  [lt_cv_sys_dlopen_deplibs],
-  [# PORTME does your system automatically load deplibs for dlopen?
-  # or its logical equivalent (e.g. shl_load for HP-UX < 11)
-  # For now, we just catch OSes we know something about -- in the
-  # future, we'll try test this programmatically.
-  lt_cv_sys_dlopen_deplibs=unknown
-  case $host_os in
-  aix3*|aix4.1.*|aix4.2.*)
-    # Unknown whether this is true for these versions of AIX, but
-    # we want this `case' here to explicitly catch those versions.
-    lt_cv_sys_dlopen_deplibs=unknown
-    ;;
-  aix[[4-9]]*)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  amigaos*)
-    case $host_cpu in
-    powerpc)
-      lt_cv_sys_dlopen_deplibs=no
-      ;;
-    esac
-    ;;
-  darwin*)
-    # Assuming the user has installed a libdl from somewhere, this is true
-    # If you are looking for one http://www.opendarwin.org/projects/dlcompat
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  freebsd* | dragonfly*)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  gnu* | linux* | k*bsd*-gnu)
-    # GNU and its variants, using gnu ld.so (Glibc)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  hpux10*|hpux11*)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  interix*)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  irix[[12345]]*|irix6.[[01]]*)
-    # Catch all versions of IRIX before 6.2, and indicate that we don't
-    # know how it worked for any of those versions.
-    lt_cv_sys_dlopen_deplibs=unknown
-    ;;
-  irix*)
-    # The case above catches anything before 6.2, and it's known that
-    # at 6.2 and later dlopen does load deplibs.
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  netbsd*)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  openbsd*)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  osf[[1234]]*)
-    # dlopen did load deplibs (at least at 4.x), but until the 5.x series,
-    # it did *not* use an RPATH in a shared library to find objects the
-    # library depends on, so we explicitly say `no'.
-    lt_cv_sys_dlopen_deplibs=no
-    ;;
-  osf5.0|osf5.0a|osf5.1)
-    # dlopen *does* load deplibs and with the right loader patch applied
-    # it even uses RPATH in a shared library to search for shared objects
-    # that the library depends on, but there's no easy way to know if that
-    # patch is installed.  Since this is the case, all we can really
-    # say is unknown -- it depends on the patch being installed.  If
-    # it is, this changes to `yes'.  Without it, it would be `no'.
-    lt_cv_sys_dlopen_deplibs=unknown
-    ;;
-  osf*)
-    # the two cases above should catch all versions of osf <= 5.1.  Read
-    # the comments above for what we know about them.
-    # At > 5.1, deplibs are loaded *and* any RPATH in a shared library
-    # is used to find them so we can finally say `yes'.
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  qnx*)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  solaris*)
-    lt_cv_sys_dlopen_deplibs=yes
-    ;;
-  sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
-    libltdl_cv_sys_dlopen_deplibs=yes
-    ;;
-  esac
-  ])
-if test "$lt_cv_sys_dlopen_deplibs" != yes; then
- AC_DEFINE([LTDL_DLOPEN_DEPLIBS], [1],
-    [Define if the OS needs help to load dependent libraries for dlopen().])
-fi
-])# LT_SYS_DLOPEN_DEPLIBS
-
-# Old name:
-AU_ALIAS([AC_LTDL_SYS_DLOPEN_DEPLIBS], [LT_SYS_DLOPEN_DEPLIBS])
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LTDL_SYS_DLOPEN_DEPLIBS], [])
-
-
-# LT_SYS_MODULE_EXT
-# -----------------
-AC_DEFUN([LT_SYS_MODULE_EXT],
-[m4_require([_LT_SYS_DYNAMIC_LINKER])dnl
-AC_CACHE_CHECK([which extension is used for runtime loadable modules],
-  [libltdl_cv_shlibext],
-[
-module=yes
-eval libltdl_cv_shlibext=$shrext_cmds
-  ])
-if test -n "$libltdl_cv_shlibext"; then
-  m4_pattern_allow([LT_MODULE_EXT])dnl
-  AC_DEFINE_UNQUOTED([LT_MODULE_EXT], ["$libltdl_cv_shlibext"],
-    [Define to the extension used for runtime loadable modules, say, ".so".])
-fi
-])# LT_SYS_MODULE_EXT
-
-# Old name:
-AU_ALIAS([AC_LTDL_SHLIBEXT], [LT_SYS_MODULE_EXT])
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LTDL_SHLIBEXT], [])
-
-
-# LT_SYS_MODULE_PATH
-# ------------------
-AC_DEFUN([LT_SYS_MODULE_PATH],
-[m4_require([_LT_SYS_DYNAMIC_LINKER])dnl
-AC_CACHE_CHECK([which variable specifies run-time module search path],
-  [lt_cv_module_path_var], [lt_cv_module_path_var="$shlibpath_var"])
-if test -n "$lt_cv_module_path_var"; then
-  m4_pattern_allow([LT_MODULE_PATH_VAR])dnl
-  AC_DEFINE_UNQUOTED([LT_MODULE_PATH_VAR], ["$lt_cv_module_path_var"],
-    [Define to the name of the environment variable that determines the run-time module search path.])
-fi
-])# LT_SYS_MODULE_PATH
-
-# Old name:
-AU_ALIAS([AC_LTDL_SHLIBPATH], [LT_SYS_MODULE_PATH])
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LTDL_SHLIBPATH], [])
-
-
-# LT_SYS_DLSEARCH_PATH
-# --------------------
-AC_DEFUN([LT_SYS_DLSEARCH_PATH],
-[m4_require([_LT_SYS_DYNAMIC_LINKER])dnl
-AC_CACHE_CHECK([for the default library search path],
-  [lt_cv_sys_dlsearch_path],
-  [lt_cv_sys_dlsearch_path="$sys_lib_dlsearch_path_spec"])
-if test -n "$lt_cv_sys_dlsearch_path"; then
-  sys_dlsearch_path=
-  for dir in $lt_cv_sys_dlsearch_path; do
-    if test -z "$sys_dlsearch_path"; then
-      sys_dlsearch_path="$dir"
-    else
-      sys_dlsearch_path="$sys_dlsearch_path$PATH_SEPARATOR$dir"
-    fi
-  done
-  m4_pattern_allow([LT_DLSEARCH_PATH])dnl
-  AC_DEFINE_UNQUOTED([LT_DLSEARCH_PATH], ["$sys_dlsearch_path"],
-    [Define to the system default library search path.])
-fi
-])# LT_SYS_DLSEARCH_PATH
-
-# Old name:
-AU_ALIAS([AC_LTDL_SYSSEARCHPATH], [LT_SYS_DLSEARCH_PATH])
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LTDL_SYSSEARCHPATH], [])
-
-
-# _LT_CHECK_DLPREOPEN
-# -------------------
-m4_defun([_LT_CHECK_DLPREOPEN],
-[m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
-AC_CACHE_CHECK([whether libtool supports -dlopen/-dlpreopen],
-  [libltdl_cv_preloaded_symbols],
-  [if test -n "$lt_cv_sys_global_symbol_pipe"; then
-    libltdl_cv_preloaded_symbols=yes
-  else
-    libltdl_cv_preloaded_symbols=no
-  fi
-  ])
-if test x"$libltdl_cv_preloaded_symbols" = xyes; then
-  AC_DEFINE([HAVE_PRELOADED_SYMBOLS], [1],
-    [Define if libtool can extract symbol lists from object files.])
-fi
-])# _LT_CHECK_DLPREOPEN
-
-
-# LT_LIB_DLLOAD
-# -------------
-AC_DEFUN([LT_LIB_DLLOAD],
-[m4_pattern_allow([^LT_DLLOADERS$])
-LT_DLLOADERS=
-AC_SUBST([LT_DLLOADERS])
-
-AC_LANG_PUSH([C])
-
-LIBADD_DLOPEN=
-AC_SEARCH_LIBS([dlopen], [dl],
-	[AC_DEFINE([HAVE_LIBDL], [1],
-		   [Define if you have the libdl library or equivalent.])
-	if test "$ac_cv_search_dlopen" != "none required" ; then
-	  LIBADD_DLOPEN="-ldl"
-	fi
-	libltdl_cv_lib_dl_dlopen="yes"
-	LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dlopen.la"],
-    [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#if HAVE_DLFCN_H
-#  include <dlfcn.h>
-#endif
-    ]], [[dlopen(0, 0);]])],
-	    [AC_DEFINE([HAVE_LIBDL], [1],
-		       [Define if you have the libdl library or equivalent.])
-	    libltdl_cv_func_dlopen="yes"
-	    LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dlopen.la"],
-	[AC_CHECK_LIB([svld], [dlopen],
-		[AC_DEFINE([HAVE_LIBDL], [1],
-			 [Define if you have the libdl library or equivalent.])
-	        LIBADD_DLOPEN="-lsvld" libltdl_cv_func_dlopen="yes"
-		LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dlopen.la"])])])
-if test x"$libltdl_cv_func_dlopen" = xyes || test x"$libltdl_cv_lib_dl_dlopen" = xyes
-then
-  lt_save_LIBS="$LIBS"
-  LIBS="$LIBS $LIBADD_DLOPEN"
-  AC_CHECK_FUNCS([dlerror])
-  LIBS="$lt_save_LIBS"
-fi
-AC_SUBST([LIBADD_DLOPEN])
-
-LIBADD_SHL_LOAD=
-AC_CHECK_FUNC([shl_load],
-	[AC_DEFINE([HAVE_SHL_LOAD], [1],
-		   [Define if you have the shl_load function.])
-	LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}shl_load.la"],
-    [AC_CHECK_LIB([dld], [shl_load],
-	    [AC_DEFINE([HAVE_SHL_LOAD], [1],
-		       [Define if you have the shl_load function.])
-	    LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}shl_load.la"
-	    LIBADD_SHL_LOAD="-ldld"])])
-AC_SUBST([LIBADD_SHL_LOAD])
-
-case $host_os in
-darwin[[1567]].*)
-# We only want this for pre-Mac OS X 10.4.
-  AC_CHECK_FUNC([_dyld_func_lookup],
-	[AC_DEFINE([HAVE_DYLD], [1],
-		   [Define if you have the _dyld_func_lookup function.])
-	LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dyld.la"])
-  ;;
-beos*)
-  LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}load_add_on.la"
-  ;;
-cygwin* | mingw* | os2* | pw32*)
-  AC_CHECK_DECLS([cygwin_conv_path], [], [], [[#include <sys/cygwin.h>]])
-  LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}loadlibrary.la"
-  ;;
-esac
-
-AC_CHECK_LIB([dld], [dld_link],
-	[AC_DEFINE([HAVE_DLD], [1],
-		   [Define if you have the GNU dld library.])
-		LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dld_link.la"])
-AC_SUBST([LIBADD_DLD_LINK])
-
-m4_pattern_allow([^LT_DLPREOPEN$])
-LT_DLPREOPEN=
-if test -n "$LT_DLLOADERS"
-then
-  for lt_loader in $LT_DLLOADERS; do
-    LT_DLPREOPEN="$LT_DLPREOPEN-dlpreopen $lt_loader "
-  done
-  AC_DEFINE([HAVE_LIBDLLOADER], [1],
-            [Define if libdlloader will be built on this platform])
-fi
-AC_SUBST([LT_DLPREOPEN])
-
-dnl This isn't used anymore, but set it for backwards compatibility
-LIBADD_DL="$LIBADD_DLOPEN $LIBADD_SHL_LOAD"
-AC_SUBST([LIBADD_DL])
-
-AC_LANG_POP
-])# LT_LIB_DLLOAD
-
-# Old name:
-AU_ALIAS([AC_LTDL_DLLIB], [LT_LIB_DLLOAD])
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LTDL_DLLIB], [])
-
-
-# LT_SYS_SYMBOL_USCORE
-# --------------------
-# does the compiler prefix global symbols with an underscore?
-AC_DEFUN([LT_SYS_SYMBOL_USCORE],
-[m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
-AC_CACHE_CHECK([for _ prefix in compiled symbols],
-  [lt_cv_sys_symbol_underscore],
-  [lt_cv_sys_symbol_underscore=no
-  cat > conftest.$ac_ext <<_LT_EOF
-void nm_test_func(){}
-int main(){nm_test_func;return 0;}
-_LT_EOF
-  if AC_TRY_EVAL(ac_compile); then
-    # Now try to grab the symbols.
-    ac_nlist=conftest.nm
-    if AC_TRY_EVAL(NM conftest.$ac_objext \| $lt_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
-      # See whether the symbols have a leading underscore.
-      if grep '^. _nm_test_func' "$ac_nlist" >/dev/null; then
-        lt_cv_sys_symbol_underscore=yes
-      else
-        if grep '^. nm_test_func ' "$ac_nlist" >/dev/null; then
-	  :
-        else
-	  echo "configure: cannot find nm_test_func in $ac_nlist" >&AS_MESSAGE_LOG_FD
-        fi
-      fi
-    else
-      echo "configure: cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
-    fi
-  else
-    echo "configure: failed program was:" >&AS_MESSAGE_LOG_FD
-    cat conftest.c >&AS_MESSAGE_LOG_FD
-  fi
-  rm -rf conftest*
-  ])
-  sys_symbol_underscore=$lt_cv_sys_symbol_underscore
-  AC_SUBST([sys_symbol_underscore])
-])# LT_SYS_SYMBOL_USCORE
-
-# Old name:
-AU_ALIAS([AC_LTDL_SYMBOL_USCORE], [LT_SYS_SYMBOL_USCORE])
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LTDL_SYMBOL_USCORE], [])
-
-
-# LT_FUNC_DLSYM_USCORE
-# --------------------
-AC_DEFUN([LT_FUNC_DLSYM_USCORE],
-[AC_REQUIRE([LT_SYS_SYMBOL_USCORE])dnl
-if test x"$lt_cv_sys_symbol_underscore" = xyes; then
-  if test x"$libltdl_cv_func_dlopen" = xyes ||
-     test x"$libltdl_cv_lib_dl_dlopen" = xyes ; then
-	AC_CACHE_CHECK([whether we have to add an underscore for dlsym],
-	  [libltdl_cv_need_uscore],
-	  [libltdl_cv_need_uscore=unknown
-          save_LIBS="$LIBS"
-          LIBS="$LIBS $LIBADD_DLOPEN"
-	  _LT_TRY_DLOPEN_SELF(
-	    [libltdl_cv_need_uscore=no], [libltdl_cv_need_uscore=yes],
-	    [],				 [libltdl_cv_need_uscore=cross])
-	  LIBS="$save_LIBS"
-	])
-  fi
-fi
-
-if test x"$libltdl_cv_need_uscore" = xyes; then
-  AC_DEFINE([NEED_USCORE], [1],
-    [Define if dlsym() requires a leading underscore in symbol names.])
-fi
-])# LT_FUNC_DLSYM_USCORE
-
-# Old name:
-AU_ALIAS([AC_LTDL_DLSYM_USCORE], [LT_FUNC_DLSYM_USCORE])
-dnl aclocal-1.4 backwards compatibility:
-dnl AC_DEFUN([AC_LTDL_DLSYM_USCORE], [])
-