texk/web2c: better handling of -ldl, used only for luaTeX

git-svn-id: svn://tug.org/texlive/trunk@17877 c570f23f-e606-0410-a88d-b1316a301751

13 files changed, 52 insertions, 1265 deletions

diff --git a/Build/source/texk/web2c/ChangeLog b/Build/source/texk/web2c/ChangeLog
index 4450996b77f..54d9799c0fb 100644
--- a/Build/source/texk/web2c/ChangeLog
+++ b/Build/source/texk/web2c/ChangeLog
@@ -1,3 +1,8 @@
+2010-04-15  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* configure.ac: Removed LT_LIB_DLLOAD, added check for dlfcn.h.
+	May require '-ldl' for dlopen() for luaTeX only (not everyone).
+
 2010-04-14  Peter Breitenlohner  <peb@mppmu.mpg.de>
 
 	* Makefile.am (sub_dirs): New variable, such that ptexdir/lib/
diff --git a/Build/source/texk/web2c/Makefile.in b/Build/source/texk/web2c/Makefile.in
index db1da5fe859..d5ccafe44ad 100644
--- a/Build/source/texk/web2c/Makefile.in
+++ b/Build/source/texk/web2c/Makefile.in
@@ -1025,10 +1025,6 @@ LDFLAGS = @LDFLAGS@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
-LIBADD_DL = @LIBADD_DL@
-LIBADD_DLD_LINK = @LIBADD_DLD_LINK@
-LIBADD_DLOPEN = @LIBADD_DLOPEN@
-LIBADD_SHL_LOAD = @LIBADD_SHL_LOAD@
 LIBOBJS = @LIBOBJS@
 LIBPNG_DEPEND = @LIBPNG_DEPEND@
 LIBPNG_INCLUDES = @LIBPNG_INCLUDES@
@@ -1038,8 +1034,6 @@ LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
 LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
-LT_DLLOADERS = @LT_DLLOADERS@
-LT_DLPREOPEN = @LT_DLPREOPEN@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
diff --git a/Build/source/texk/web2c/aclocal.m4 b/Build/source/texk/web2c/aclocal.m4
index 3102f64e437..db52865e6e4 100644
--- a/Build/source/texk/web2c/aclocal.m4
+++ b/Build/source/texk/web2c/aclocal.m4
@@ -129,811 +129,6 @@ AC_DEFUN([_AC_TYPE_LONG_LONG_SNIPPET],
 	      | (ullmax / ull) | (ullmax % ull));]])
 ])
 
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-#
-#   Copyright (C) 1999-2006, 2007, 2008 Free Software Foundation, Inc.
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-    # 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], [])
-
 # Copyright (C) 2002, 2003, 2005, 2006, 2007, 2008  Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
diff --git a/Build/source/texk/web2c/c-auto.in b/Build/source/texk/web2c/c-auto.in
index ec96c318b77..18418d6c175 100644
--- a/Build/source/texk/web2c/c-auto.in
+++ b/Build/source/texk/web2c/c-auto.in
@@ -64,26 +64,13 @@
 /* Define to 1 if you have the Mac OS X Carbon framework. */
 #undef HAVE_CARBON
 
-/* Define to 1 if you have the declaration of `cygwin_conv_path', and to 0 if
-   you don't. */
-#undef HAVE_DECL_CYGWIN_CONV_PATH
-
 /* Define to 1 if you have the <dirent.h> header file, and it defines `DIR'.
    */
 #undef HAVE_DIRENT_H
 
-/* Define if you have the GNU dld library. */
-#undef HAVE_DLD
-
-/* Define to 1 if you have the `dlerror' function. */
-#undef HAVE_DLERROR
-
 /* Define to 1 if you have the <dlfcn.h> header file. */
 #undef HAVE_DLFCN_H
 
-/* Define if you have the _dyld_func_lookup function. */
-#undef HAVE_DYLD
-
 /* Define to 1 if you have the <errno.h> header file. */
 #undef HAVE_ERRNO_H
 
@@ -123,12 +110,6 @@
 /* Define to 1 if you have the <langinfo.h> header file. */
 #undef HAVE_LANGINFO_H
 
-/* Define if you have the libdl library or equivalent. */
-#undef HAVE_LIBDL
-
-/* Define if libdlloader will be built on this platform */
-#undef HAVE_LIBDLLOADER
-
 /* Define if you have libfontconfig. */
 #undef HAVE_LIBFONTCONFIG
 
@@ -184,9 +165,6 @@
 /* Define to 1 if you have the `setlocale' function. */
 #undef HAVE_SETLOCALE
 
-/* Define if you have the shl_load function. */
-#undef HAVE_SHL_LOAD
-
 /* Define to 1 if you have the `snprintf' function. */
 #undef HAVE_SNPRINTF
 
diff --git a/Build/source/texk/web2c/configure b/Build/source/texk/web2c/configure
index e4cd4bd8ae0..8813cc632e3 100755
--- a/Build/source/texk/web2c/configure
+++ b/Build/source/texk/web2c/configure
@@ -748,12 +748,6 @@ ac_subst_vars='am__EXEEXT_FALSE
 am__EXEEXT_TRUE
 LTLIBOBJS
 LIBOBJS
-LIBADD_DL
-LT_DLPREOPEN
-LIBADD_DLD_LINK
-LIBADD_SHL_LOAD
-LIBADD_DLOPEN
-LT_DLLOADERS
 subdirs
 OTANGLE
 TIE
@@ -2784,45 +2778,6 @@ rm -f conftest.val
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_compute_int
-
-# ac_fn_c_check_decl LINENO SYMBOL VAR
-# ------------------------------------
-# Tests whether SYMBOL is declared, setting cache variable VAR accordingly.
-ac_fn_c_check_decl ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $2 is declared" >&5
-$as_echo_n "checking whether $2 is declared... " >&6; }
-if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-#ifndef $2
-  (void) $2;
-#endif
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$3=yes"
-else
-  eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
-
-} # ac_fn_c_check_decl
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
@@ -5280,13 +5235,13 @@ if test "${lt_cv_nm_interface+set}" = set; then :
 else
   lt_cv_nm_interface="BSD nm"
   echo "int some_variable = 0;" > conftest.$ac_ext
-  (eval echo "\"\$as_me:5283: $ac_compile\"" >&5)
+  (eval echo "\"\$as_me:5238: $ac_compile\"" >&5)
   (eval "$ac_compile" 2>conftest.err)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:5286: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
+  (eval echo "\"\$as_me:5241: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:5289: output\"" >&5)
+  (eval echo "\"\$as_me:5244: output\"" >&5)
   cat conftest.out >&5
   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
     lt_cv_nm_interface="MS dumpbin"
@@ -6489,7 +6444,7 @@ ia64-*-hpux*)
   ;;
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 6492 "configure"' > conftest.$ac_ext
+  echo '#line 6447 "configure"' > conftest.$ac_ext
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -8419,11 +8374,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:8422: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:8377: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:8426: \$? = $ac_status" >&5
+   echo "$as_me:8381: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -8758,11 +8713,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:8761: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:8716: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:8765: \$? = $ac_status" >&5
+   echo "$as_me:8720: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -8863,11 +8818,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:8866: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:8821: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:8870: \$? = $ac_status" >&5
+   echo "$as_me:8825: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -8918,11 +8873,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:8921: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:8876: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:8925: \$? = $ac_status" >&5
+   echo "$as_me:8880: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -11285,7 +11240,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11288 "configure"
+#line 11243 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11381,7 +11336,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11384 "configure"
+#line 11339 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -15182,11 +15137,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:15185: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:15140: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:15189: \$? = $ac_status" >&5
+   echo "$as_me:15144: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -15281,11 +15236,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:15284: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:15239: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:15288: \$? = $ac_status" >&5
+   echo "$as_me:15243: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -15333,11 +15288,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:15336: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:15291: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:15340: \$? = $ac_status" >&5
+   echo "$as_me:15295: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -17421,6 +17376,25 @@ if test "$ac_res" != no; then :
 
 fi
 
+  if test "x$ac_cv_search_dlopen" != xno; then
+    for ac_header in dlfcn.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default"
+if test "x$ac_cv_header_dlfcn_h" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_DLFCN_H 1
+_ACEOF
+
+fi
+
+done
+
+    if test "x$ac_cv_header_dlfcn_h" = xyes; then
+      if test "x$ac_cv_search_dlopen" != "xnone required"; then
+        lua_socketlibs="$lua_socketlibs $ac_cv_search_dlopen"
+      fi
+    fi
+  fi
   LIBS=$kpse_save_LIBS
   case $ac_cv_search_inet_aton in #(
   "none required") :
@@ -22011,328 +21985,6 @@ ac_config_files="$ac_config_files ctangleboot-sh"
 
 
 
-
-LT_DLLOADERS=
-
-
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_link="./libtool --mode=link --tag=CC $ac_link"
-
-
-LIBADD_DLOPEN=
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing dlopen" >&5
-$as_echo_n "checking for library containing dlopen... " >&6; }
-if test "${ac_cv_search_dlopen+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_func_search_save_LIBS=$LIBS
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char dlopen ();
-int
-main ()
-{
-return dlopen ();
-  ;
-  return 0;
-}
-_ACEOF
-for ac_lib in '' dl; do
-  if test -z "$ac_lib"; then
-    ac_res="none required"
-  else
-    ac_res=-l$ac_lib
-    LIBS="-l$ac_lib  $ac_func_search_save_LIBS"
-  fi
-  if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_search_dlopen=$ac_res
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext
-  if test "${ac_cv_search_dlopen+set}" = set; then :
-  break
-fi
-done
-if test "${ac_cv_search_dlopen+set}" = set; then :
-
-else
-  ac_cv_search_dlopen=no
-fi
-rm conftest.$ac_ext
-LIBS=$ac_func_search_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_dlopen" >&5
-$as_echo "$ac_cv_search_dlopen" >&6; }
-ac_res=$ac_cv_search_dlopen
-if test "$ac_res" != no; then :
-  test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
-
-$as_echo "#define HAVE_LIBDL 1" >>confdefs.h
-
-	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"
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#if HAVE_DLFCN_H
-#  include <dlfcn.h>
-#endif
-
-int
-main ()
-{
-dlopen(0, 0);
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-
-$as_echo "#define HAVE_LIBDL 1" >>confdefs.h
-
-	    libltdl_cv_func_dlopen="yes"
-	    LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dlopen.la"
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lsvld" >&5
-$as_echo_n "checking for dlopen in -lsvld... " >&6; }
-if test "${ac_cv_lib_svld_dlopen+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lsvld  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char dlopen ();
-int
-main ()
-{
-return dlopen ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_svld_dlopen=yes
-else
-  ac_cv_lib_svld_dlopen=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_svld_dlopen" >&5
-$as_echo "$ac_cv_lib_svld_dlopen" >&6; }
-if test "x$ac_cv_lib_svld_dlopen" = x""yes; then :
-
-$as_echo "#define HAVE_LIBDL 1" >>confdefs.h
-
-	        LIBADD_DLOPEN="-lsvld" libltdl_cv_func_dlopen="yes"
-		LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dlopen.la"
-fi
-
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-
-if test x"$libltdl_cv_func_dlopen" = xyes || test x"$libltdl_cv_lib_dl_dlopen" = xyes
-then
-  lt_save_LIBS="$LIBS"
-  LIBS="$LIBS $LIBADD_DLOPEN"
-  for ac_func in dlerror
-do :
-  ac_fn_c_check_func "$LINENO" "dlerror" "ac_cv_func_dlerror"
-if test "x$ac_cv_func_dlerror" = x""yes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_DLERROR 1
-_ACEOF
-
-fi
-done
-
-  LIBS="$lt_save_LIBS"
-fi
-
-
-LIBADD_SHL_LOAD=
-ac_fn_c_check_func "$LINENO" "shl_load" "ac_cv_func_shl_load"
-if test "x$ac_cv_func_shl_load" = x""yes; then :
-
-$as_echo "#define HAVE_SHL_LOAD 1" >>confdefs.h
-
-	LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}shl_load.la"
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
-$as_echo_n "checking for shl_load in -ldld... " >&6; }
-if test "${ac_cv_lib_dld_shl_load+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldld  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char shl_load ();
-int
-main ()
-{
-return shl_load ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_dld_shl_load=yes
-else
-  ac_cv_lib_dld_shl_load=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
-$as_echo "$ac_cv_lib_dld_shl_load" >&6; }
-if test "x$ac_cv_lib_dld_shl_load" = x""yes; then :
-
-$as_echo "#define HAVE_SHL_LOAD 1" >>confdefs.h
-
-	    LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}shl_load.la"
-	    LIBADD_SHL_LOAD="-ldld"
-fi
-
-fi
-
-
-
-case $host_os in
-darwin[1567].*)
-# We only want this for pre-Mac OS X 10.4.
-  ac_fn_c_check_func "$LINENO" "_dyld_func_lookup" "ac_cv_func__dyld_func_lookup"
-if test "x$ac_cv_func__dyld_func_lookup" = x""yes; then :
-
-$as_echo "#define HAVE_DYLD 1" >>confdefs.h
-
-	LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dyld.la"
-fi
-
-  ;;
-beos*)
-  LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}load_add_on.la"
-  ;;
-cygwin* | mingw* | os2* | pw32*)
-  ac_fn_c_check_decl "$LINENO" "cygwin_conv_path" "ac_cv_have_decl_cygwin_conv_path" "#include <sys/cygwin.h>
-"
-if test "x$ac_cv_have_decl_cygwin_conv_path" = x""yes; then :
-  ac_have_decl=1
-else
-  ac_have_decl=0
-fi
-
-cat >>confdefs.h <<_ACEOF
-#define HAVE_DECL_CYGWIN_CONV_PATH $ac_have_decl
-_ACEOF
-
-  LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}loadlibrary.la"
-  ;;
-esac
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dld_link in -ldld" >&5
-$as_echo_n "checking for dld_link in -ldld... " >&6; }
-if test "${ac_cv_lib_dld_dld_link+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldld  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char dld_link ();
-int
-main ()
-{
-return dld_link ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_dld_dld_link=yes
-else
-  ac_cv_lib_dld_dld_link=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_dld_link" >&5
-$as_echo "$ac_cv_lib_dld_dld_link" >&6; }
-if test "x$ac_cv_lib_dld_dld_link" = x""yes; then :
-
-$as_echo "#define HAVE_DLD 1" >>confdefs.h
-
-		LT_DLLOADERS="$LT_DLLOADERS ${lt_dlopen_dir+$lt_dlopen_dir/}dld_link.la"
-fi
-
-
-
-
-LT_DLPREOPEN=
-if test -n "$LT_DLLOADERS"
-then
-  for lt_loader in $LT_DLLOADERS; do
-    LT_DLPREOPEN="$LT_DLPREOPEN-dlpreopen $lt_loader "
-  done
-
-$as_echo "#define HAVE_LIBDLLOADER 1" >>confdefs.h
-
-fi
-
-
-LIBADD_DL="$LIBADD_DLOPEN $LIBADD_SHL_LOAD"
-
-
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-ac_link="./libtool --mode=link --tag=CC $ac_link"
-
-
-
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
 # tests run on this system so they can be shared between configure
diff --git a/Build/source/texk/web2c/configure.ac b/Build/source/texk/web2c/configure.ac
index 823a00e014a..b0f3e4cc04b 100644
--- a/Build/source/texk/web2c/configure.ac
+++ b/Build/source/texk/web2c/configure.ac
@@ -101,6 +101,14 @@ if test "x$kpse_cv_have_win32" = xno; then
   AC_SEARCH_LIBS([nanosleep], [rt])
   LIBS=$kpse_save_LIBS
   AC_SEARCH_LIBS([dlopen], [dl])
+  if test "x$ac_cv_search_dlopen" != xno; then
+    AC_CHECK_HEADERS([dlfcn.h])
+    if test "x$ac_cv_header_dlfcn_h" = xyes; then
+      if test "x$ac_cv_search_dlopen" != "xnone required"; then
+        lua_socketlibs="$lua_socketlibs $ac_cv_search_dlopen"
+      fi
+    fi
+  fi
   LIBS=$kpse_save_LIBS
   AS_CASE([$ac_cv_search_inet_aton],
           ["none required"], [],
@@ -359,7 +367,4 @@ AC_CONFIG_COMMANDS_POST([AS_IF([test "x$cross_compiling" = xyes],
  CC='$BUILDCC' CPPFLAGS='$BUILDCPPFLAGS'\
  CFLAGS='$BUILDCFLAGS' LDFLAGS='$BUILDLDFLAGS'"])])
 
-dnl for luaTeX dynamic loading
-LT_LIB_DLLOAD
-
 AC_OUTPUT
diff --git a/Build/source/texk/web2c/doc/Makefile.in b/Build/source/texk/web2c/doc/Makefile.in
index 5ddcecfcb67..b1efff5d376 100644
--- a/Build/source/texk/web2c/doc/Makefile.in
+++ b/Build/source/texk/web2c/doc/Makefile.in
@@ -171,10 +171,6 @@ LDFLAGS = @LDFLAGS@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
-LIBADD_DL = @LIBADD_DL@
-LIBADD_DLD_LINK = @LIBADD_DLD_LINK@
-LIBADD_DLOPEN = @LIBADD_DLOPEN@
-LIBADD_SHL_LOAD = @LIBADD_SHL_LOAD@
 LIBOBJS = @LIBOBJS@
 LIBPNG_DEPEND = @LIBPNG_DEPEND@
 LIBPNG_INCLUDES = @LIBPNG_INCLUDES@
@@ -184,8 +180,6 @@ LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
 LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
-LT_DLLOADERS = @LT_DLLOADERS@
-LT_DLPREOPEN = @LT_DLPREOPEN@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
diff --git a/Build/source/texk/web2c/lib/Makefile.in b/Build/source/texk/web2c/lib/Makefile.in
index 5a39fa9c8d4..87be2f8e63b 100644
--- a/Build/source/texk/web2c/lib/Makefile.in
+++ b/Build/source/texk/web2c/lib/Makefile.in
@@ -163,10 +163,6 @@ LDFLAGS = @LDFLAGS@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
-LIBADD_DL = @LIBADD_DL@
-LIBADD_DLD_LINK = @LIBADD_DLD_LINK@
-LIBADD_DLOPEN = @LIBADD_DLOPEN@
-LIBADD_SHL_LOAD = @LIBADD_SHL_LOAD@
 LIBOBJS = @LIBOBJS@
 LIBPNG_DEPEND = @LIBPNG_DEPEND@
 LIBPNG_INCLUDES = @LIBPNG_INCLUDES@
@@ -176,8 +172,6 @@ LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
 LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
-LT_DLLOADERS = @LT_DLLOADERS@
-LT_DLPREOPEN = @LT_DLPREOPEN@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
diff --git a/Build/source/texk/web2c/man/Makefile.in b/Build/source/texk/web2c/man/Makefile.in
index 826939216fd..d7bb056178b 100644
--- a/Build/source/texk/web2c/man/Makefile.in
+++ b/Build/source/texk/web2c/man/Makefile.in
@@ -176,10 +176,6 @@ LDFLAGS = @LDFLAGS@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
-LIBADD_DL = @LIBADD_DL@
-LIBADD_DLD_LINK = @LIBADD_DLD_LINK@
-LIBADD_DLOPEN = @LIBADD_DLOPEN@
-LIBADD_SHL_LOAD = @LIBADD_SHL_LOAD@
 LIBOBJS = @LIBOBJS@
 LIBPNG_DEPEND = @LIBPNG_DEPEND@
 LIBPNG_INCLUDES = @LIBPNG_INCLUDES@
@@ -189,8 +185,6 @@ LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
 LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
-LT_DLLOADERS = @LT_DLLOADERS@
-LT_DLPREOPEN = @LT_DLPREOPEN@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
diff --git a/Build/source/texk/web2c/omegafonts/Makefile.in b/Build/source/texk/web2c/omegafonts/Makefile.in
index e37f25b33ec..4ae785760b4 100644
--- a/Build/source/texk/web2c/omegafonts/Makefile.in
+++ b/Build/source/texk/web2c/omegafonts/Makefile.in
@@ -180,10 +180,6 @@ LDFLAGS = @LDFLAGS@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
-LIBADD_DL = @LIBADD_DL@
-LIBADD_DLD_LINK = @LIBADD_DLD_LINK@
-LIBADD_DLOPEN = @LIBADD_DLOPEN@
-LIBADD_SHL_LOAD = @LIBADD_SHL_LOAD@
 LIBOBJS = @LIBOBJS@
 LIBPNG_DEPEND = @LIBPNG_DEPEND@
 LIBPNG_INCLUDES = @LIBPNG_INCLUDES@
@@ -193,8 +189,6 @@ LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
 LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
-LT_DLLOADERS = @LT_DLLOADERS@
-LT_DLPREOPEN = @LT_DLPREOPEN@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
diff --git a/Build/source/texk/web2c/otps/Makefile.in b/Build/source/texk/web2c/otps/Makefile.in
index ac9e89cd737..a78c75222d5 100644
--- a/Build/source/texk/web2c/otps/Makefile.in
+++ b/Build/source/texk/web2c/otps/Makefile.in
@@ -206,10 +206,6 @@ LDFLAGS = @LDFLAGS@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
-LIBADD_DL = @LIBADD_DL@
-LIBADD_DLD_LINK = @LIBADD_DLD_LINK@
-LIBADD_DLOPEN = @LIBADD_DLOPEN@
-LIBADD_SHL_LOAD = @LIBADD_SHL_LOAD@
 LIBOBJS = @LIBOBJS@
 LIBPNG_DEPEND = @LIBPNG_DEPEND@
 LIBPNG_INCLUDES = @LIBPNG_INCLUDES@
@@ -219,8 +215,6 @@ LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
 LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
-LT_DLLOADERS = @LT_DLLOADERS@
-LT_DLPREOPEN = @LT_DLPREOPEN@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
diff --git a/Build/source/texk/web2c/ptexdir/lib/Makefile.in b/Build/source/texk/web2c/ptexdir/lib/Makefile.in
index 309fa315209..7ee74770dbe 100644
--- a/Build/source/texk/web2c/ptexdir/lib/Makefile.in
+++ b/Build/source/texk/web2c/ptexdir/lib/Makefile.in
@@ -158,10 +158,6 @@ LDFLAGS = @LDFLAGS@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
-LIBADD_DL = @LIBADD_DL@
-LIBADD_DLD_LINK = @LIBADD_DLD_LINK@
-LIBADD_DLOPEN = @LIBADD_DLOPEN@
-LIBADD_SHL_LOAD = @LIBADD_SHL_LOAD@
 LIBOBJS = @LIBOBJS@
 LIBPNG_DEPEND = @LIBPNG_DEPEND@
 LIBPNG_INCLUDES = @LIBPNG_INCLUDES@
@@ -171,8 +167,6 @@ LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
 LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
-LT_DLLOADERS = @LT_DLLOADERS@
-LT_DLPREOPEN = @LT_DLPREOPEN@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@
diff --git a/Build/source/texk/web2c/window/Makefile.in b/Build/source/texk/web2c/window/Makefile.in
index 30618880f33..716646d755f 100644
--- a/Build/source/texk/web2c/window/Makefile.in
+++ b/Build/source/texk/web2c/window/Makefile.in
@@ -167,10 +167,6 @@ LDFLAGS = @LDFLAGS@
 LEX = @LEX@
 LEXLIB = @LEXLIB@
 LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
-LIBADD_DL = @LIBADD_DL@
-LIBADD_DLD_LINK = @LIBADD_DLD_LINK@
-LIBADD_DLOPEN = @LIBADD_DLOPEN@
-LIBADD_SHL_LOAD = @LIBADD_SHL_LOAD@
 LIBOBJS = @LIBOBJS@
 LIBPNG_DEPEND = @LIBPNG_DEPEND@
 LIBPNG_INCLUDES = @LIBPNG_INCLUDES@
@@ -180,8 +176,6 @@ LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
 LN_S = @LN_S@
 LTLIBOBJS = @LTLIBOBJS@
-LT_DLLOADERS = @LT_DLLOADERS@
-LT_DLPREOPEN = @LT_DLPREOPEN@
 MAINT = @MAINT@
 MAKEINFO = @MAKEINFO@
 MKDIR_P = @MKDIR_P@