diff --git a/luametalatex-firstcode.lua b/luametalatex-firstcode.lua
index 09e9ff7..190162b 100644
--- a/luametalatex-firstcode.lua
+++ b/luametalatex-firstcode.lua
@@ -153,6 +153,7 @@ token.luacmd("write", function(_, immediate) -- \write
     node.direct.write(whatsit)
   end
 end, "protected")
+
 local lua_call_cmd = token.command_id'lua_call'
 token.luacmd("immediate", function() -- \immediate
   local next_tok = token.scan_token()
@@ -166,17 +167,17 @@ end, "protected")
 --   local name = token.scan_string()
 --   print('Missing \\pdf' .. name)
 -- end
-local prepared_code = lua.bytecode[1]
-if prepared_code then
+if status.ini_version then
+  function fixupluafunctions()
+    tex.setcount("global", "e@alloc@luafunction@count", predefined_luafunctions)
+  end
+else
+  local prepared_code = lua.bytecode[1]
   prepared_code()
-  prepared_code, lua.bytecode[1] = nil, nil
+  lua.bytecode[1] = nil
   function fixupluafunctions()
     new_luafunction = luatexbase.new_luafunction
     fixupluafunctions = nil
   end
-else
-  function fixupluafunctions()
-    tex.setcount("global", "e@alloc@luafunction@count", predefined_luafunctions)
-  end
 end
 require'luametalatex-back-pdf'
diff --git a/luametalatex-init.lua b/luametalatex-init.lua
index e85f76f..867fee7 100644
--- a/luametalatex-init.lua
+++ b/luametalatex-init.lua
@@ -1,328 +1,20 @@
 do
-  ffi.cdef[[
-    typedef enum
-    {
-      kpse_gf_format,
-      kpse_pk_format,
-      kpse_any_glyph_format,
-      kpse_tfm_format,
-      kpse_afm_format,
-      kpse_base_format,
-      kpse_bib_format,
-      kpse_bst_format,
-      kpse_cnf_format,
-      kpse_db_format,
-      kpse_fmt_format,
-      kpse_fontmap_format,
-      kpse_mem_format,
-      kpse_mf_format,
-      kpse_mfpool_format,
-      kpse_mft_format,
-      kpse_mp_format,
-      kpse_mppool_format,
-      kpse_mpsupport_format,
-      kpse_ocp_format,
-      kpse_ofm_format,
-      kpse_opl_format,
-      kpse_otp_format,
-      kpse_ovf_format,
-      kpse_ovp_format,
-      kpse_pict_format,
-      kpse_tex_format,
-      kpse_texdoc_format,
-      kpse_texpool_format,
-      kpse_texsource_format,
-      kpse_tex_ps_header_format,
-      kpse_troff_font_format,
-      kpse_type1_format,
-      kpse_vf_format,
-      kpse_dvips_config_format,
-      kpse_ist_format,
-      kpse_truetype_format,
-      kpse_type42_format,
-      kpse_web2c_format,
-      kpse_program_text_format,
-      kpse_program_binary_format,
-      kpse_miscfonts_format,
-      kpse_web_format,
-      kpse_cweb_format,
-      kpse_enc_format,
-      kpse_cmap_format,
-      kpse_sfd_format,
-      kpse_opentype_format,
-      kpse_pdftex_config_format,
-      kpse_lig_format,
-      kpse_texmfscripts_format,
-      kpse_lua_format,
-      kpse_fea_format,
-      kpse_cid_format,
-      kpse_mlbib_format,
-      kpse_mlbst_format,
-      kpse_clua_format,
-      kpse_ris_format,
-      kpse_bltxml_format,
-      kpse_last_format /* one past last index */
-    } kpse_file_format_type;
-
-    typedef enum {
-      kpse_glyph_source_normal,
-      kpse_glyph_source_alias,
-      kpse_glyph_source_maketex,
-      kpse_glyph_source_fallback_res,
-      kpse_glyph_source_fallback
-    } kpse_glyph_source_type;
-
-    typedef enum {
-      kpse_src_implicit,
-      kpse_src_compile,
-      kpse_src_texmf_cnf,
-      kpse_src_client_cnf,
-      kpse_src_env,
-      kpse_src_x,
-      kpse_src_cmdline
-    } kpse_src_type;
-
-    typedef struct {
-      const char *name;
-      unsigned dpi;
-      kpse_file_format_type format;
-      kpse_glyph_source_type source;
-    } kpse_glyph_file_type;
-
-    void *kpathsea_new(void);
-    void kpathsea_set_program_name(void*, const char*, const char*);
-    void kpathsea_init_prog(void*, const char*, unsigned, const char *, const char *);
-    const char *kpathsea_find_file(void*, const char *, kpse_file_format_type, int);
-    const char *kpathsea_find_glyph(void*, const char *, unsigned, kpse_file_format_type, kpse_glyph_file_type*);
-    const char *kpathsea_brace_expand(void*, const char *);
-    const char *kpathsea_path_expand(void*, const char *);
-    const char *kpathsea_var_expand(void*, const char *);
-    const char *kpathsea_var_value(void*, const char *);
-    void kpathsea_set_program_enabled (void *, kpse_file_format_type, int, kpse_src_type);
-    int kpathsea_in_name_ok(void*, const char *);
-    int kpathsea_out_name_ok(void*, const char *);
-    void kpathsea_finish(void*);
-    const char *kpathsea_version_string;
-  ]]
-  local kpse_glyph_file_type = ffi.typeof'kpse_glyph_file_type'
-  local type_remap = {
-    -- These are the command line/LuaTeX names
-    gf = "kpse_gf_format",
-    pk = "kpse_pk_format",
-    ["bitmap font"] = "kpse_any_glyph_format",
-    tfm = "kpse_tfm_format",
-    afm = "kpse_afm_format",
-    base = "kpse_base_format",
-    bib = "kpse_bib_format",
-    bst = "kpse_bst_format",
-    cnf = "kpse_cnf_format",
-    ["ls-R"] = "kpse_db_format",
-    fmt = "kpse_fmt_format",
-    map = "kpse_fontmap_format",
-    mem = "kpse_mem_format",
-    mf = "kpse_mf_format",
-    mfpool = "kpse_mfpool_format",
-    mft = "kpse_mft_format",
-    mp = "kpse_mp_format",
-    mppool = "kpse_mppool_format",
-    ["MetaPost support"] = "kpse_mpsupport_format",
-    ocp = "kpse_ocp_format",
-    ofm = "kpse_ofm_format",
-    opl = "kpse_opl_format",
-    otp = "kpse_otp_format",
-    ovf = "kpse_ovf_format",
-    ovp = "kpse_ovp_format",
-    ["graphic/figure"] = "kpse_pict_format",
-    tex = "kpse_tex_format",
-    ["TeX system documentation"] = "kpse_texdoc_format",
-    texpool = "kpse_texpool_format",
-    ["TeX system sources"] = "kpse_texsource_format",
-    ["PostScript header"] = "kpse_tex_ps_header_format",
-    ["Troff fonts"] = "kpse_troff_font_format",
-    ["type1 fonts"] = "kpse_type1_format",
-    vf = "kpse_vf_format",
-    ["dvips config"] = "kpse_dvips_config_format",
-    ist = "kpse_ist_format",
-    ["truetype fonts"] = "kpse_truetype_format",
-    ["type42 fonts"] = "kpse_type42_format",
-    ["web2c files"] = "kpse_web2c_format",
-    ["other text files"] = "kpse_program_text_format",
-    ["other binary files"] = "kpse_program_binary_format",
-    ["mics fonts"] = "kpse_miscfonts_format",
-    web = "kpse_web_format",
-    cweb = "kpse_cweb_format",
-    ["enc files"] = "kpse_enc_format",
-    ["cmap files"] = "kpse_cmap_format",
-    ["subfont definition files"] = "kpse_sfd_format",
-    ["opentype fonts"] = "kpse_opentype_format",
-    ["pdftex config"] = "kpse_pdftex_config_format",
-    ["lig files"] = "kpse_lig_format",
-    texmfscripts = "kpse_texmfscripts_format",
-    lua = "kpse_lua_format",
-    ["font feature files"] = "kpse_fea_format",
-    ["cid maps"] = "kpse_cid_format",
-    mlbib = "kpse_mlbib_format",
-    mlbst = "kpse_mlbst_format",
-    clua = "kpse_clua_format",
-    ris = "kpse_ris_format",
-    bltxml = "kpse_bltxml_format",
-    -- Some additional aliases to make naming more consistant
-    any_glyph = "kpse_any_glyph_format",
-    db = "kpse_db_format",
-    fontmap = "kpse_fontmap_format",
-    mpsupport = "kpse_mpsupport_format",
-    pict = "kpse_pict_format",
-    texdoc = "kpse_texdoc_format",
-    texsource = "kpse_texsource_format",
-    tex_ps_header = "kpse_tex_ps_header_format",
-    troff_font = "kpse_troff_font_format",
-    type1 = "kpse_type1_format",
-    dvips_config = "kpse_dvips_config_format",
-    truetype = "kpse_truetype_format",
-    type42 = "kpse_type42_format",
-    web2c = "kpse_web2c_format",
-    program_text = "kpse_program_text_format",
-    program_binary = "kpse_program_binary_format",
-    miscfonts = "kpse_miscfonts_format",
-    enc = "kpse_enc_format",
-    cmap = "kpse_cmap_format",
-    sfd = "kpse_sfd_format",
-    opentype = "kpse_opentype_format",
-    pdftex_config = "kpse_pdftex_config_format",
-    lig = "kpse_lig_format",
-    fea = "kpse_fea_format",
-    cid = "kpse_cid_format",
-    -- And some other aliases
-    eps = "kpse_pict_format",
-    pfb = "kpse_type1_format",
-    ttc = "kpse_truetype_format",
-    ttf = "kpse_truetype_format",
-    otf = "kpse_opentype_format",
-    text = "kpse_program_text_format",
-    binary = "kpse_program_binary_format",
-  }
-  local kpselib = ffi.load("kpathsea")
-  local realarg0
-  if arg[1]:sub(1,7) == "--arg0=" then
-    realarg0 = arg[1]:sub(8)
-  else
-    local i = 0
-    while arg[i] do
-      realarg0 = arg[i]
-      i = i-1
+  local ourpath = arg[0]:match('^%-%-lua=(.*)luametalatex%-init%.lua$')
+  kpse = assert(package.loadlib(ourpath .. 'kpse.so', 'luaopen_kpse'))()
+end
+do
+  local arg0, progname
+  for _, a in ipairs(arg) do
+    if a:sub(1,11) == "--progname=" then
+      progname = a:sub(12)
+    elseif a:sub(1,7) == "--arg0=" then
+      arg0 = a:sub(8)
     end
   end
-  local file_format = ffi.typeof'kpse_file_format_type'
-  local NULL = ffi.new("const char*", nil)
-  local function get_string(s) return s ~= NULL and ffi.string(s) end
-  local function set_program_name (t, arg0, progname)
-    kpselib.kpathsea_set_program_name(t.cdata, arg0 or realarg0, progname)
-    return t
-  end
-  local methods = {
-    init_prog = function(t, prefix, dpi, mode, fallback)
-      kpselib.kpathsea_init_prog(t.cdata, prefix, dpi, mode, fallback)
-    end,
-    find_file = function(t, name, ...)
-      local ftype, must_exist = "kpse_tex_format", 0
-      for i=select('#', ...),1,-1 do
-        local arg = select(i, ...)
-        local argtype = type(arg)
-        if argtype == "string" then
-          ftype = arg
-        elseif argtype == "number" then
-          must_exist = arg
-        elseif argtype == "boolean" then
-          must_exist = arg and 1 or 0
-        end
-      end
-      ftype = type_remap[ftype] or ftype
-      if ftype == "kpse_gf_format" or ftype == "kpse_pk_format"
-          or ftype == "kpse_any_glyph_format" then
-        local glyph_file = kpse_glyph_file_type()
-        local res = kpselib.kpathsea_find_glyph(t.cdata, name, must_exist, ftype, glyph_file)
-        if res ~= NULL then
-          return ffi.string(res), ffi.string(glyph_file.name), glyph_file.dpi, glyph_file.format, glyph_file.source
-        end
-      else
-        return get_string(kpselib.kpathsea_find_file(t.cdata, name, ftype, must_exist > 0 and 1 or 0))
-      end
-    end,
-    -- show_path = function(t, ftype)
-    --   error [[Not yet implemented]]
-    -- end,
-    expand_braces = function(t, path)
-      return get_string(kpselib.kpathsea_brace_expand(t.cdata, path))
-    end,
-    expand_path = function(t, path)
-      return get_string(kpselib.kpathsea_path_expand(t.cdata, path))
-    end,
-    expand_var = function(t, var)
-      return get_string(kpselib.kpathsea_var_expand(t.cdata, var))
-    end,
-    var_value = function(t, var)
-      return get_string(kpselib.kpathsea_var_value(t.cdata, var))
-    end,
-    set_maketex = function(t, ftype, value, src)
-      ftype = type_remap[ftype] or ftype
-      kpselib.kpathsea_set_program_enabled(t.cdata, ftype, value and 1 or 0, src or "kpse_src_cmdline")
-    end,
-    finish = function(t)
-      if t.cdata then
-        kpselib.kpathsea_finish(t.cdata)
-      end
-    end,
-  }
-  local meta = {
-    __index = methods,
-    __gc = methods.finish,
-  }
-  local global_kpse = setmetatable({cdata = kpselib.kpathsea_new()}, meta)
-  kpse = {
-    set_program_name = function(...)
-      set_program_name(global_kpse, ...)
-    end,
-    set_maketex = function(...)
-      return global_kpse:set_maketex(...)
-    end,
-    init_prog = function(...)
-      return global_kpse:init_prog(...)
-    end,
-    new = function(...)
-      return set_program_name(setmetatable({cdata = kpselib.kpathsea_new()}, meta), ...)
-    end,
-    expand_braces = function(...)
-      return global_kpse:expand_braces(...)
-    end,
-    expand_path = function(...)
-      return global_kpse:expand_path(...)
-    end,
-    expand_var = function(...)
-      return global_kpse:expand_var(...)
-    end,
-    var_value = function(...)
-      return global_kpse:var_value(...)
-    end,
-    find_file = function(...)
-      return global_kpse:find_file(...)
-    end,
-    version = function()
-      return ffi.string(kpselib.kpathsea_version_string)
-    end,
-  }
-end
---
--- unicode = {utf8 = utf8}
--- utf8.byte = utf8.codepoint
-do
-  local progname
-  for _, a in ipairs(arg) do if a:sub(1,11) == "--progname=" then
-    progname = a:sub(12)
-  end end
-  kpse.set_program_name(nil, progname)
+  kpse.set_program_name(arg0, progname)
 end
 package.searchers[2] = function(modname)
-  local filename = kpse.find_file(modname, "kpse_lua_format", true)
+  local filename = kpse.find_file(modname, "lua", true)
   if not filename then
     return string.format("\n\tno file located through kpse for %s", modname)
   end
@@ -332,7 +24,7 @@ package.searchers[2] = function(modname)
   end
   return mod, filename
 end
-kpse.set_maketex("kpse_fmt_format", true)
+-- kpse.set_maketex("kpse_fmt_format", true)
 bit32 = require'luametalatex-bit32'
 kpse.init_prog("LUATEX", 400, "nexthi", nil)
 status.init_kpse = 1
@@ -366,16 +58,25 @@ callback.register('define_font', function(name, size)
   end
   return id
 end)
--- do
---   local register = callback.register
---   function callback.register(...)
---     print('callback.register', ...)
---     return register(...)
---   end
--- end
+-- callback.register('terminal_input', function(prompt)
+  -- print('Input expected: ', prompt)
+  -- return 'AAA'
+-- end)
 callback.register('find_log_file', function(name) return name end)
-callback.register('find_data_file', function(name)  return kpse.find_file(name, 'kpse_tex_format', true) end)
-callback.register('find_format_file', function(name) return kpse.find_file(name, 'kpse_fmt_format', true) end)
+-- callback.register('find_read_file', function(i, name) return kpse.find_file(name, 'tex', true) end)
+callback.register('find_data_file', function(name, ...) return kpse.find_file(name, 'tex', true) end)
+callback.register('read_data_file', function(name) error[[TODO]]return kpse.find_file(name, 'tex', true) end)
+-- local file_meta = {\
+callback.register('open_data_file', function(name)
+  local f = io.open(name)
+  return setmetatable({
+    reader = function() return f:read() end,
+    close = function()error[[1]] return f:close() end,
+  }, {
+    __gc = function()f:close()end,
+  })
+end)
+callback.register('find_format_file', function(name) return kpse.find_file(name, 'fmt', true) end)
 callback.register('show_warning_message', function()
   texio.write_nl('WARNING Tag: ' .. status.lastwarningtag)
   texio.write_nl(status.lastwarningstring)
@@ -389,6 +90,12 @@ end)
 callback.register('pre_dump', function()
   lua.bytecode[1] = assert(load(table.concat(lua.prepared_code, ' ')))
 end)
+function texconfig.init()
+  if not status.ini_version then
+    lua.bytecode[2]()
+    lua.bytecode[2] = nil
+  end
+end
 if status.ini_version then
   lua.prepared_code = {}
   local code = package.searchers[2]('luametalatex-firstcode')
diff --git a/luametalatex.ini b/luametalatex.ini
index b1cd944..3582e7c 100644
--- a/luametalatex.ini
+++ b/luametalatex.ini
@@ -24,9 +24,12 @@
 \catcode`\}=2
 \def\x{\everyjob{\luabytecode2}}
 \expandafter\endgroup\x
+\let\savedversionofeTeXversion\eTeXversion
 \let\savedversionofdump\dump
 \let\dump\relax
+\let\eTeXversion\relax
 \input latex.ltx
+\let\eTeXversion\savedversionofeTeXversion
 % \input luametalatex-baseregisters
 \let\dump\savedversionofdump
 \let\savedversionofdump\undefined